Switch Alerts

Table 1: Switch Alerts
Alert	Switch Type	Category	Description	User Configurable Threshold	Default Threshold	Severity Levels Enabled by Default	Health Support	Alert Summary	Auto Close	Auto Close Condition
802.1X Authentication Rejected	AOS-CX	Clients	Generates an alert when the 802.1X authentication server rejects the user credentials.	No	NA	Yes - Info
802.1X Authentication Timeout	AOS-CX	Clients	Generates an alert when there is no response from the 802.1X authentication server during the authentication process.	No	NA	Yes - Info
802.1X Authentication Timeout - AOS-S Switch	AOS-S	Clients	Generates an alert when there is no response from the 802.1X authentication server during the authentication process.	No	NA	Yes - Info
Client did not Receive an IP Address	AOS-CX	Clients	The wired client did not receive an IP address from the DHCP server.	No	NA	Yes - Info
Client was Denied Access	AOS-CX	Clients	The AOS-S switch denied access to the client.	No	NA	Yes - Info
MAC Authentication Latency	AOS-CX	Clients	AOS-CX clients experienced an unusually long MAC authentication delay.	No	NA	Yes - Info
MAC Authentication Rejected	AOS-CX	Clients	Generates an alert when the MAC authentication server rejects the user credentials.	No	NA	Yes - Info
MAC Authentication Server Timeout	AOS-CX	Clients	Generates an alert when there is no response from the MAC Authentication Server during the authentication process.	No	NA	Yes - Info
Critical Port Down	AOS-CX and AOS-S	Device	Generates an alert when a monitored network port, marked as critical, transitions to a down or inactive state, potentially impacting connectivity. This may occur due to a physical link failure, administrative shutdown of the interface, LACP configuration issues, loop protection detection, security policy violations (such as port security or 802.1X), or Spanning Tree Protocol placing the port in a blocking state.	No	NA	Yes - Major		Switch {hostName} interface {intfName} is not forwarding.
Broadcast Traffic Utilization	AOS-CX and AOS-S	LAN	Generates an alert when the percentage of broadcast traffic on the interface exceeds the threshold.	Yes	Threshold - 5% Duration - 5 minutes	Yes - Major	Poor and Fair	Switch [hostName] [intfName] had [errorCount]% broadcast traffic in [duration] minutes.	Yes	When the broadcast traffic reaches below the defined threshold.
Incompatible Transceiver	AOS-CX	LAN	Generates an alert when the switch port has incompatible transceiver.	No	NA	Yes - Major		Switch {hostname} interface {intfName} transceiver (model: {xcvrModel}, serial number: {xcvrSerialNumber}, product number: {xcvrPartNumber}) is incompatible.	Yes	When the pm_info.connector_status is in SUPPORTED state.
Inconsistent STP Port	AOS-CX	LAN	Generates an alert when the switch has inconsistent STP ports.	No	NA	Yes - Major	Poor and Fair	Switch {hostName} {interfaceName} was blocked by STP due to {inconsistentType}.	Yes	When the inconsistent scenario is resolved.
Interface Alignment Error	AOS-CX and AOS-S	LAN	Generates an alert when the number of switch alignment errors exceeds the threshold value.	Yes	Threshold - 5000 counts Duration - 10 minutes	Yes - Major		Switch {hostName} port {intfName} had {breachedValue} alignment errors for {duration} minutes.
Interface Collision Error	AOS-CX and AOS-S	LAN	Generates an alert when the number of switch port collision errors exceeds the threshold value.	Yes	Threshold - 5000 counts Duration - 10 minutes	Yes - Major	Poor and Fair	Switch [hostName] port [intfName] had [errorCount] collision errors for [duration] minutes.	Yes	When the collision errors are lower than the configured threshold.
Interface CRC Error	AOS-CX and AOS-S	LAN	Generates an alert when the number of switch port CRC errors exceeds the threshold value.	Yes	Threshold - 400 counts Duration - 20 minutes	Yes - Major	Poor and Fair	Switch [hostName] port [intfName] had [errorCount] CRC errors for [duration] minutes.	Yes	When the CRC errors are lower than the configured threshold.
Interface Fragmented Error	AOS-CX and AOS-S	LAN	Generates an alert when the number of fragmented errors exceeds the threshold value.	Yes	Threshold - 5000 counts Duration - 10 minutes	Yes - Minor		Switch [hostName] port [intfName] had [errorCount] fragmented errors for [duration] minutes.	Yes	When the fragmented errors are lower than the configured threshold.
Interface Giants Error	AOS-CX and AOS-S	LAN	Generates an alert when the number of switch port giant errors exceeds the threshold value.	Yes	Threshold - 5000 counts Duration - 10 minutes	Yes - Major	Poor and Fair	Switch [hostName] port [intfName] had [errorCount] giant errors for [duration] minutes.	Yes	When the giants count is less than the configured threshold.
Interface Receive Utilization	AOS-CX and AOS-S	LAN	Generates an alert when the data reception rate of the port (in terms of utilization as a percentage of total bandwidth available) exceeds the threshold value.	Yes	Threshold - 95% Duration - 10 minutes	Yes - Major	Poor and Fair	The receive rate on switch [switch_name] interface [intf_name] was [rxRate]% for [duration].	Yes	When the interface's receive rate falls below the configured threshold.
Interface Runts Error	AOS-CX and AOS-S	LAN	Generates an alert when the number of switch port runt errors exceeds the threshold value.	Yes	Threshold - 5000 counts Duration - 10 minutes	Yes - Major	Poor and Fair	Switch [hostName] port [intfName] had [errorCount] runt errors for [duration] minutes.	Yes	When the runts count is less than the configured threshold.
Interface Self Test Failure	AOS-CX	LAN	Generates an alert when the switch interface self test fails.	No	NA	Yes - Info
Interface Transmit Utilization	AOS-CX and AOS-S	LAN	Generates an alert when the data transmission rate of the port (in terms of utilization as a percentage of total bandwidth available) exceeds the threshold value.	Yes	Threshold - 95% Duration - 10 minutes	Yes - Major	Poor and Fair	The transmit rate on switch [switch_name] interface [intf_name] was [txRate]% for [duration].	Yes	When the interface's transmit rate falls below the configured threshold.
LAG Link Utilization Efficacy	AOS-CX	LAN	Generates an alert when the switch interface is experiencing unequal traffic distribution with a traffic deviation greater than the configured threshold.	Yes	Threshold - 50% Duration - 5 minutes	Yes - Minor		Switch {hostName} interface {lagName} is experiencing unequal traffic distribution with a traffic deviation greater than {threshold}% in {duration} minutes.
Multicast Traffic Utilization	AOS-CX and AOS-S	LAN	Generates an alert when the multicast traffic percentage exceeds the threshold.	Yes	Threshold - 90% Duration - 5 minutes	Yes - major	Poor and Fair	Switch [hostName] [intfName] had [errorCount]% multicast traffic in [duration] minutes.	Yes	When the multicast traffic falls below the defined threshold.
PoE Denied	AOS-CX	LAN	Generates an alert when the switch port denies a PoE connection.	No	NA	Yes - Critical	Poor and Fair	Switch [hostName] [intfName] denied PoE connection due to [reason].	Yes	When there is enough power to power up the connected device on the PoE port.
PoE Fault	AOS-CX	LAN	Generates an alert when the switch port detects a fault in the PoE connection.	No	NA	Yes - Critical	Poor and Fair	Switch [hostName] interface [intfName] had PoE faults due to [reason].	Yes	When the switch PoE port has no issues with the attached powered device (PD)
PoE MPS Errors	AOS-CX	LAN	Generates an alert when the switch port had more PoE MPS errors than the threshold value.	Yes	Threshold - 500 counts Duration - 30 minutes	Yes - Major	Poor and Fair	Switch [hostName] [intfName] had [errorCount] PoE Maintenance Power Signature (MPS) errors in [duration] minutes.	Yes	When the switch's PoE port does not detect any PoE MPS errors.
Port Flaps Detected	AOS-CX and AOS-S	LAN	Generates an alert when the switch port flaps exceeds the threshold value.	Yes	Threshold - 180 flaps Duration - 60 minutes	Yes - Major	Poor and Fair	Switch [hostName] [intfName] had [errorCount] flaps in [duration] minutes.	Yes	When there are no port flap counts within the given threshold and period.
Queue Distribution Mismatch	AOS-CX	LAN	Generates an alert when the interface transmission rate is greater than or equal to 60 % and all the traffic is going out from a single queue.	Yes	Duration - 5 minutes	Yes - Major		Switch {hostName} interface {intfName} is experiencing unequal traffic distribution with {threshold}% traffic on single egress queue {queueName} in {duration} minutes.	No	1. Alert clears when the traffic is distributed to the remaining interface queues of the interface using QOS configurations. 2. Alert clears when the Interface utilization goes below 60% or the Queue Utilization goes below the threshold.
Queue Drops	AOS-CX	LAN	Generates an alert when the queue drop packet count is greater than or equal to 5% of the passed packet counts.	Yes	Duration - 5 minutes	Yes - Major		Switch {hostName} interface {intfName} egress queue {queueName} had {threshold}% packet drops in {duration} minutes.	No	Alert clears when the Queue drop rate goes below the threshold.
Transceiver Disabled	AOS-CX	LAN	Generates an alert when the system disables the transceiver due to exceeding its capacity.	No	NA	Yes - Major		Switch [hostName] [intfName] transceiver [xcvr_desc] serial number {} part number {} was disabled due to [connector_status_reason]	Yes	When the pm_info.connector_status_reason does not contain the substring disabled by the system.
Transceiver Down	AOS-CX	LAN	Generates an alert when there is a problem with the transceiver or the switch port.	No	NA	Yes - Major	Poor and Fair	Switch [hostName] [intfName] could not access the inserted transceiver.	Yes	When the pm_info.connector is PRESENT.
Transceiver Failure	AOS-CX	LAN	Generates an alert when the transceiver configuration fails because it is not supported by the interface.	No	NA	Yes - Major	Poor and Fair	Transceiver [xcvrName] serial number {} part number {} on switch [hostName] [intfName] is not fully support.	Yes	When the pm_info.connector_status_reason does not contain the substring failed configuration.
Transceiver Receive Power	AOS-CX	LAN	Generates an alert when the transceiver receive power is outside its optimal operational range.	No	Duration - 15 minutes	Yes - Major	Poor and Fair	Transceiver (model: {xcvrModel}, serial number: {xcvrSerialNumber}, product number: {xcvrPartNumber}) on switch {hostName} {intfName} had a receive power of {rxPower} mW which is outside the optimal range ({lowAlarmThreshold} mW - {highAlarmThreshold} mW).	Yes	When the interface admin status is up, pm_info.connector!= missing, and pm_info.<lane_name>..rx_power falls between the low and high thresholds.
Transceiver Requires More Power	AOS-CX	LAN	Generates an alert when the switch port is unable to provide the necessary power for the transceiver.	No	NA	Yes - Major		Switch {hostName} {intfName} supplies {portPower} mW and the transceiver requires {xcvrPower} mW. Model {xcvrModel} with serial number {xcvrSerialNumber} and product number {xcvrPartNumber}.
Transceiver Speed Incompatible	AOS-CX	LAN	Generates an alert when the switch port does not support the transceiver's speed.	No	NA	Yes - Major		Switch {hostName} {intfName} supported speed(s) is {portSpeed} Mbps and the transceiver speed(s) is {xcvrSpeed} Mbps. Model {xcvrModel} with serial number {xcvrSerialNumber} and product number {xcvrPartNumber}.
Transceiver Temperature	AOS-CX	LAN	Generates an alert when the transceiver temperature is outside its optimal operational range.	Yes	Duration - 15 minutes	Yes - Major	Poor and Fair	Transceiver (model: {xcvrModel}, serial number: {xcvrSerialNumber}, product number: {xcvrPartNumber}) on switch {hostName} {intfName} had a temperature of {temperature} °C which is outside the optimal range ({lowAlarmThreshold} °C - {highAlarmThreshold} °C).	Yes	When the interface admin status is Up, pm_info.connector!= absentand pm_info.common.Temperature is between the low and high thresholds.
Transceiver Transmit Current Bias	AOS-CX	LAN	Generates an alert when the transceiver transmit current bias is outside its optimal operational range.	Yes	Duration - 15 minutes	Yes - Major	Poor and Fair	Transceiver (model: {xcvrModel}, serial number: {xcvrSerialNumber}, product number: {xcvrPartNumber}) on switch {hostName} {intfName} had a transmit bias of {txBias} mA which is outside the optimal range ({lowAlarmThreshold} mA - {highAlarmThreshold} mA).	Yes	When the interface admin status is Up, pm_info.connector!= absent and pm_info.<lane_name>.tx_bias is between the low and high thresholds.
Transceiver Transmit Fault	AOS-CX	LAN	Generates an alert when the transceiver fault is detected and the laser is disabled.	Yes	Duration - 15 minutes	Yes - Major	Poor and Fair	Transmit Fault Transceiver (model: {xcvrModel}, serial number: {xcvrSerialNumber}, product number: {xcvrPartNumber}) on switch {hostName} {intfName} had a transmit fault.	Yes	When the interface admin status is up, pm_info.connector!= absent, and pm_monitor.<lane_name>.Tx_fault_state is false.
Transceiver Transmit Power	AOS-CX	LAN	Generates an alert when the transceiver transmit power is outside its optimal operational range.	Yes	Duration - 15 minutes	Yes - Major	Poor and Fair	Transceiver (model: {xcvrModel}, serial number: {xcvrSerialNumber}, product number: {xcvrPartNumber}) on switch {hostName} {intfName} had a transmit power of {txPower} mW which is outside the optimal range ({lowAlarmThreshold} mW - {highAlarmThreshold} mW).	Yes	When the interface admin status is up and pm_info.connector != absent and pm_info.<lane_name>.tx_power within the lower and higher threshold
Transceiver Voltage	AOS-CX	LAN	Generates an alert when the transceiver voltage is outside its optimal operational range.	Yes	Duration - 15 minutes	Yes - Major	Poor and Fair	Transceiver (model: {xcvrModel}, serial number: {xcvrSerialNumber}, product number: {xcvrPartNumber}) on switch {hostName} {intfName} had a voltage of {vcc} V which is outside the optimal range ({lowAlarmThreshold} V - {highAlarmThreshold} V).	Yes	When the interface admin status is up, pm_info.connector!= absent, and pm_info.common.voltage is between the low and high thresholds.
BGP Peer Down	AOS-CX	Routing	Generates an alert when the switch BGP peer is down.	No	NA	Yes - Major		BGP peer {ipAddress} of switch {hostName} is {newState} for VRF {vrf} with AS {asNumber} on {addFam}.	Yes	When neighbor switch state is back to UP state [Established].
OSPF Peer Down	AOS-CX	Routing	Generates an alert when the switch OSPF peer is down.	No	NA	Yes - Major	Poor and Fair	OSPF peer {ipAddr} of switch {hostName} is {newState} for VRF {vrf}.	Yes	When the OSPF neighborship changes from Down state to any of the UP states.
ARP Security MAC Mismatch	AOS-CX	Security	Generates an alert when the switch disconnects a client because of a MAC address mismatch.	No	NA	Yes - Critical		Switch [switch_name], ARP packet received from MAC {sender_mac} on VLAN {vlan_id}, untrusted port {port_name} with ip {ip_addr} is dropped due to MAC mismatch in IP binding table.	Yes	The alert is triggered upon receiving the event and is automatically cleared within 12 hours.
ARP Security Packet Drop	AOS-CX	Security	Generates an alert when a network device, such as a switch or router, detects and drops suspicious or malicious ARP (Address Resolution Protocol) packets to protect the network from ARP-based attacks or misconfigurations.	No	NA	Yes - Critical		Switch [switch_name], ARP packet received from MAC {sender_mac} on VLAN {vlan_id}, untrusted port {port_name} with ip {ip_addr} is dropped as there is no corresponding entry in the IP binding table.	Yes	The alert is triggered upon receiving an event and automatically cleared if no additional events occur within 12 hours.
Client Limit Exceeded	AOS-CX	Security	Generates an alert when the switch disconnects a client after the port exceeds the maximum allowed client limit.	No	NA	Yes - Critical		Switch [switch_name], client limit exceeded on port {if_name}, caused by an unauthorized client {mac_addr}.	Yes	The alert is triggered upon receiving an event and automatically cleared if no additional events occur within 1 hour.
Duplicate IP Detected	AOS-CX	Security	Generates an alert when the client device on the network is detected using the same IP address as the switch.	No	NA	Yes - Critical		Switch [switch_name], duplicate IPv4 address {ip} is detected on interface {port} with a MAC address of {mac} Or Switch [switch_name], duplicate IPv6 address {ip} is detected on interface {port} with a MAC address of {mac}	Yes	The alert is automatically cleared based on the status.
RADIUS Server Status	AOS-CX	Security	Generates an alert when the RADIUS server configured on the switch is not reachable.	No	NA	Yes - Critical		Switch [switch_name], RADIUS Server with Address:{server_address}, Authport:{server_authport}, VRF_ID:{server_vrfid} is {status}	Yes	The alert is automatically cleared if the issue resolves or remains inactive for a duration of 12 hours.
Rogue DHCP Server	AOS-CX	Security	Generates an alert when the switch detects an unauthorized DHCP server.	No	NA	Yes - Critical		Switch [switch_name], server {ip_address} packet received on untrusted port {port} dropped Switch [switch_name], packet received from unauthorized server {ip_address} on port {port}. Switch [switch_name], drop offer from {server_ip_address} of {lease_ip_address} address is illegal. Switch [switch_name], server {ipv6_address} packet received on untrusted port {port} dropped. Switch [switch_name], packet received from unauthorized server {ipv6_address} on port {port}.		The alert is automatically cleared if the issue resolves or remains inactive for a duration of 12 hours.
Rogue IPv6 Router	AOS-CX	Security	Generates an alert when the switch drops a RA/RR packet from a rouge IPv6 router.	No	NA	Yes - Major		Switch <switch_name>, ND packet of type = {type} received on port{port} vlan:{vlan-id} with src_mac{mac_addr} is “Dropped”. Count = {count}	Yes	The alert is triggered upon receiving an event and automatically cleared if no additional events occur within 12 hours.
Sticky MAC Move Violation	AOS-CX	Security	Generates an alert when the switch detects a MAC move violation.	No	NA	Yes - Critical		Switch [switch_name], port security sticky client move violation triggered on port {port} for client with MAC address {mac_addr}.	Yes	The alert is triggered upon receiving an event and automatically cleared if no additional events occur within 12 hours.
AP Connected 10/100 Mbps	AOS-CX	System	Generates an alert when an AP is operating below expected speeds (for example, stuck at 10 Mbps or 100 Mbps instead of 1000 Mbps) due to misconfiguration, hardware limitations, or cable issues.	No	NA	Yes - Info
Button Fault	AOS-CX	System	Generates an alert when the Mode or Reset button functionality is affected. Note: This is applicable only for 6200 and 6300 switches.	Yes	Duration - 60 minutes	Yes - Critical	NA	Switch {hostname} {impact_statement}.	Yes	If the event IDs 13801 or 13802 is not generated within 1 hour.
Excessive IP-Exceptions Packets	AOS-CX	System	Generates an alert when the switch experiences excessive IP-exceptions packets.	Yes	Static Guard Rail: 12000 Duration - 5 minutes	Yes - Minor		Switch {hostName} CoPP {copp_name} class received {passed_packed} packets which is above the baseline value {baselineValue} for {duration} minutes.
Excessive Unknown Multicast Packets	AOS-CX	System	Generates an alert when the switch experiences unknown multicast CoPP drops.	Yes	Default Drop Threshold: 40%	Yes - Minor		Switch {hostName} CoPP {copp_name} class experienced {drop_percentage}% packet drops over {duration} minutes.
Excessive Unresolved IP Unicast Packets	AOS-CX	System	Generates an alert when the switch experiences unresolved IP-unicast CoPP drop.	Yes	Default Drop Threshold: 30%	Yes - Minor		Switch {hostName} CoPP {copp_name} class experienced {drop_percentage}% packet drops over {duration} minutes.
Fan Fault	AOS-CX	System	Generates an alert when the switch fan status is down.	No	NA	Yes - Critical	Poor and Fair	Switch {hostname} fan {} (location-member/slot/fan) changed to state {}.	Yes	When the fan status changes from Fault to OK.
Fan Tray Fault	AOS-CX	System	Generates an alert when the switch fan tray is down.	No	NA	Yes - Critical		Switch {hostname} fan tray {} (location-member/slot) serial number {} Part number {} {changed to state {}	Yes	When the fan tray status changes from Down or Failed to Ready.
IP-Exceptions CoPP Drop	AOS-CX	System	Generates an alert when the switch experiences IP-exceptions CoPP drop.	Yes	Default Drop Threshold: 60% Duration - 5 minutes	Yes - Major		Switch {hostName} CoPP {copp_name} class experienced {drop_percentage}% packet drops over {duration} minutes.
Line Card Fault	AOS-CX	System	Generates an alert when the switch line card is down.	No	NA	Yes - Critical	Poor and Fair	Switch {hostname} line card {} Serial number {} part number {} changed to state {}.	Yes	When the line card status changes from Down or Failed to Ready.
Link MTU Mismatch	AOS-CX	System	The Max Transmission Unit (MTU) is not configured to the same value on both interfaces.	No	NA	Yes - Info		[hostName] [portID] with MTU [mtu] is connected to [hostName] [portID] with MTU [mtu].	Yes	When the Maximum Transmission Units [MTUs] are configured same between the devices.
Link Set to Half Duplex	AOS-CX	System	Generates an alert when the devices are connected using half duplex instead of full duplex.	No	NA	Yes - Info		[hostName] [port] is connected to [hostName] [port] using half duplex.	Yes	When there are no link-duplex mismatches.
Link Speed Mismatch	AOS-CX	System	The link speed is not configured the same on both link interfaces.	No	NA	Yes - Info		[hostName] [portID] is using [speed] and [hostName] [portID] is using [speed].	Yes	When there are no link speed mismatches.
Link PortType Mismatch	AOS-CX	System	Generates an alert when the Link PortType is not configured the same on both link interfaces.	No	NA	Yes - Info		[hostname1] [port1] is configured as an [portConfig1] port, and [hostname2] [port2] configured as a [portConfig2] port.	Yes	When the link port types are configured same between the devices.
Loop Detected	AOS-CX	System	Generates an alert when a loop is detected between switches. Note: This alert is supported on switches running versions 10.13 and above. Note: This alert monitors abnormal MAC address movements and excessive broadcast traffic to identify switches and interfaces that could be involved in network loops.	No	NA	Yes - Info		Single Switch: Switch [hostName] has an L2 loop between [port_1] and [port_2]. Two Switches: There is a L2 loop between [SW1_hostName] {port} and [SW2_hostName] {port}. More than 2Two Switches: There is an L2 loop involving ([count]) switches.	Yes	When there are no loops in the network.
Management Module Fault	AOS-CX	System	Generates an alert when the switch management module is down.	No	NA	Yes - Critical	Poor and Fair	Switch {hostname} management module {} Serial number {} Part number {} changed to state {}	Yes	When the management module status changes from Down or Failed to Ready.
New Switch Connected	AOS-CX and AOS-S	System	Generates an alert when Aruba Central detects a new switch connection.	No	NA	Yes - Info
Partial Input Power Lost	AOS-CX	System	Generates an alert when the switch power supply unit loses input power.	No	NA	Yes - Major		Switch {hostname} power supply unit {} (member/slot) serial number {} part number {} lost input power.	Yes	When the power supply status changes from FAULT_INPUT to OK.
PoE Utilization	AOS-CX and AOS-S	System	Generates an alert when the PoE utilization for a port exceeds the critical and major threshold value.	Yes	Threshold - 90% Duration - 30 minutes	Yes - Major	Poor and Fair	Switch [hostName] [intfName] had [errorCount] flaps in [duration] minutes.	Yes	When the switch PoE utilization falls below the configured threshold.
Power Supply Fault	AOS-CX	System	Generates an alert when the switch power supply is down.	No	NA	Yes - Major		Switch [hostName] [intfName] had [errorCount] flaps in [duration] minutes.	Yes	When the power supply status changes to OK from WARNING or FAULT_OUTPUT or FAULT_POE or FAULT_NORECOV OVERVOLTAGE or UNDERVOLTAGE or FAULT_AIRFLOW.
Route Count Above Baseline	AOS-CX	System	Generates an alert when the unicast route count exceeds the baseline normal range.	Yes	Static Guard Rail- 1% of maximum limit. Duration - 5 minutes	Yes - Minor		Switch {hostName} unicast routes count has exceeded the baseline value [baselineValue] for {duration} minutes.	Yes	When the route count falls within the baseline range, the alert is cleared.
Route Count Below Baseline	AOS-CX	System	Generates an alert when the unicast route count goes below the baseline normal range.	Yes	Static Guard Rail - 0.2% of minimum limit. Duration - 5 minutes	Yes - Minor		Switch {hostName} unicast routes count below the baseline value [baselineValue] for {duration} minutes.	Yes	When the route count falls within the baseline range, the alert is cleared.
Stack Conductor Changed	AOS-CX and AOS-S	System	Generates an alert when the stack conductor is changed.	No	NA	Yes - Minor		Switch stack [stackHostname] changed the conductor to [serialNumber] with member ID [memberID].	No	NA
Stack Link Down	AOS-CX	System	Generates an alert when the VSF link goes down in the stacked devices.	No	NA	Yes - Major		The VSF link status of stack [hostName] switch [serialNumber] [intfName] changed to [action].	Yes	When the stack link comes up.
Stack Member Added	AOS-CX and AOS-S	System	Generates an alert when a new member is removed from the switch stack.	No	NA	Yes - Info		The switch with member ID {memberId} ({serialNo}) and role {memberRole} is added to switch stack {stackHostname}.	No	NA
Stack Member Added / Removed	AOS-CX and AOS-S	System	Generates an alert when a new member is added to a switch stack or an existing member is removed from the switch stack. This alert is applicable only for PVOS devices.	No	NA	Yes - Info
Stack Member Down	AOS-CX and AOS-S	System	Generates an alert when the member is disconnected from the switch stack.	No	NA	Yes - Critical		The switch with member ID {memberId} ({memberSerial}) and role {memberRoleOld} is disconnected from switch stack {hostName}.	No	NA
Stack Member Removed	AOS-CX and AOS-S	System	Generates an alert when member is added to the switch stack.	No	NA	Yes - Info		The switch with member ID {memberId} ({serialNo}) and role {memberRole} is removed from switch stack {stackHostname}.	No	NA
Switch CPU Utilization	AOS-CX and AOS-S	System	Generates an alert when the switch CPU utilization exceeds the threshold value.	Yes	Threshold - 90% Duration - 5 minutes	Yes - Critical	Poor and Fair	Standalone: The CPU utilization on switch {hostName} was above {threshold}% for {duration} minutes. Stack: The average CPU utilization on switch stack [switch_name] member (ID [Member ID] & SN [serialNumber]) was above {threshold}% for {duration} minutes.	Yes	When the CPU utilization percentage is below the threshold value.
Switch Memory Utilization	AOS-CX and AOS-S	System	Generates an alert when the switch memory utilization exceeds the threshold value. In the Duration field, enter the duration after which the alert must be generated.	Yes	Threshold - 95% Duration - 5 minutes	Yes - Critical	Poor and Fair	Standalone: The average memory utilization on switch {hostName} was above {threshold}% for {duration} minutes. Stack: The average memory utilization on switch stack [switch_name] member (ID [Member ID] & SN [serialNumber]) was above {threshold}% for {duration} minutes.	Yes	When the Memory Utilization percentage falls below the threshold value.
Switch Offline	AOS-CX and AOS-S	System	Generates an alert when the switch is experiencing difficulties communicating with Aruba Central.	Yes	Duration - 10 minutes	Yes - Critical
Switch Reboot	AOS-CX and AOS-S	System	Generates an alert when a switch has rebooted. Note: Switch Reboot alert is not generated for user-initiated actions, such as reboots performed through HPE Aruba Networking Central or during firmware upgrade operations.	No	NA	Yes - Critical		Switch {hostName} rebooted due to: {rebootReason}	Yes	The alert is automatically cleared if the issue resolves or remains inactive for a duration of 6 hours.
Temperature Fault	AOS-CX	System	Generates an alert when the switch temperature exceeds the threshold.	Yes	Threshold - 40 Counts Duration - 5 minutes	Yes - Critical	Poor	The temperature of the switch [hostName] in module {module_type}-{name} is {CRITICAL/OVERTEMP/LOW/CRIT_LOW}.	Yes	When the temperature is lower and its status is Normal.
Transmit Packet Drops	AOS-CX and AOS-S	System	Generates an alert when the transmission drop exceeds the threshold value.	Yes	Threshold - Port utilization must be 5%	Yes - Major	Poor and Fair	Switch [hostName] [intfName] had [errorCount]% transmit packet drops in [duration] minutes.	Yes	When the interface packet drop falls below the threshold percentage.
Unresolved IP Unicast CoPP Drop	AOS-CX	System	Generates an alert when the switch has unresolved IP unicast CoPP drop.	Yessna	Default Drop Threshold: 30% Duration - 5 minutes	Yes - Major		Switch {hostName} CoPP {copp_name} class experienced {drop_percentage}% packet drops over {duration} minutes.
VSF Standby Missing	AOS-CX	System	Generates an alert when the VSF standby is not configured on the switch.	No	NA	Yes - Major	Fair	Switch {hostName} is missing a VSF Standby member.
VSX Config Out of Sync	AOS-CX	System	Generates an alert when the configuration of switches in a VSX pair is out of sync.	No	NA	Yes - Minor	Poor and Fair	The VSX configuration on switch [hostName] is not in sync with its peer.	Yes	When the VSX devices are in sync.
VSX Enable/Disable Mismatch	AOS-CX	System	Generates an alert when the ISL (Inter-Switch Link) between the VSX peer switches are not connected.	No	NA	Yes - Critical		Operational mismatch detected in VSX Config. May impact connectivity/performance.	Yes	When there is no mismatch in VSX configurations.
VSX ISL Link is Down	AOS-CX	System	Generates an alert when the ISL link is down.	No	NA	Yes - Critical	Poor and Fair	The VSX Inter-Switch Link (ISL) on [hostName] [intfName] is down.	Yes	When ISL link is up.
VSX Keepalive Down	AOS-CX	System	Generates an alert when the keep alive link is down.	No	NA	Yes - Major	Poor and Fair	The VSX keep alive failed on [hostName] link [interfaceName].	Yes	When the keep alive link is up.
VSX Software Version Mismatch	AOS-CX	System	Generates an alert when there is a firmware mismatch between switches in a VSX pair.	No	NA	Yes - Major	Poor and Fair	Switch [hostName] is running firmware [firmwareOne] which is different from its VSX peer.	Yes	When the VSX devices have the same software version.
Stack Topology is Changed	AOS-CX and AOS-S	System	Generates an alert when one of the VSF links from ring to chain is disabled.	No	NA	Yes - Major		Switch stack [stackHostname] changed its topology to [newTopology].	Yes	When the stack topology changed into ring.

802.1X Authentication Rejected

AOS-CX

Clients

Generates an alert when the 802.1X authentication server rejects the user credentials.

No

NA

Yes - Info

802.1X Authentication Timeout

AOS-CX

Clients

Generates an alert when there is no response from the 802.1X authentication server during the authentication process.

No

NA

Yes - Info

802.1X Authentication Timeout - AOS-S Switch

AOS-S

Clients

Generates an alert when there is no response from the 802.1X authentication server during the authentication process.

No

NA

Yes - Info

Client did not Receive an IP Address

AOS-CX

Clients

The wired client did not receive an IP address from the DHCP server.

No

NA

Yes - Info

Client was Denied Access

AOS-CX

Clients

The AOS-S switch denied access to the client.

No

NA

Yes - Info

MAC Authentication Latency

AOS-CX

Clients

AOS-CX clients experienced an unusually long MAC authentication delay.

No

NA

Yes - Info

MAC Authentication Rejected

AOS-CX

Clients

Generates an alert when the MAC authentication server rejects the user credentials.

No

NA

Yes - Info

MAC Authentication Server Timeout

AOS-CX

Clients

Generates an alert when there is no response from the MAC Authentication Server during the authentication process.

No

NA

Yes - Info

Critical Port Down

AOS-CX and AOS-S

Device

Generates an alert when a monitored network port, marked as critical, transitions to a down or inactive state, potentially impacting connectivity. This may occur due to a physical link failure, administrative shutdown of the interface, LACP configuration issues, loop protection detection, security policy violations (such as port security or 802.1X), or Spanning Tree Protocol placing the port in a blocking state.

No

NA

Yes - Major

Switch {hostName} interface {intfName} is not forwarding.

Broadcast Traffic Utilization

AOS-CX and AOS-S

LAN

Generates an alert when the percentage of broadcast traffic on the interface exceeds the threshold.

Yes

Threshold - 5%

Duration - 5 minutes

Yes - Major

Poor and Fair

Switch [hostName] [intfName] had [errorCount]% broadcast traffic in [duration] minutes.

Yes

When the broadcast traffic reaches below the defined threshold.

Incompatible Transceiver

AOS-CX

LAN

Generates an alert when the switch port has incompatible transceiver.

No

NA

Yes - Major

Switch {hostname} interface {intfName} transceiver (model: {xcvrModel}, serial number: {xcvrSerialNumber}, product number: {xcvrPartNumber}) is incompatible.

Yes

When the pm_info.connector_status is in SUPPORTED state.

Inconsistent STP Port

AOS-CX

LAN

Generates an alert when the switch has inconsistent STP ports.

No

NA

Yes - Major

Poor and Fair

Switch {hostName} {interfaceName} was blocked by STP due to {inconsistentType}.

Yes

When the inconsistent scenario is resolved.

Interface Alignment Error

AOS-CX and AOS-S

LAN

Generates an alert when the number of switch alignment errors exceeds the threshold value.

Yes

Threshold - 5000 counts

Duration - 10 minutes

Yes - Major

Switch {hostName} port {intfName} had {breachedValue} alignment errors for {duration} minutes.

Interface Collision Error

AOS-CX and AOS-S

LAN

Generates an alert when the number of switch port collision errors exceeds the threshold value.

Yes

Threshold - 5000 counts

Duration - 10 minutes

Yes - Major

Poor and Fair

Switch [hostName] port [intfName] had [errorCount] collision errors for [duration] minutes.

Yes

When the collision errors are lower than the configured threshold.

Interface CRC Error

AOS-CX and AOS-S

LAN

Generates an alert when the number of switch port CRC errors exceeds the threshold value.

Yes

Threshold - 400 counts

Duration - 20 minutes

Yes - Major

Poor and Fair

Switch [hostName] port [intfName] had [errorCount] CRC errors for [duration] minutes.

Yes

When the CRC errors are lower than the configured threshold.

Interface Fragmented Error

AOS-CX and AOS-S

LAN

Generates an alert when the number of fragmented errors exceeds the threshold value.

Yes

Threshold - 5000 counts

Duration - 10 minutes

Yes - Minor

Switch [hostName] port [intfName] had [errorCount] fragmented errors for [duration] minutes.

Yes

When the fragmented errors are lower than the configured threshold.

Interface Giants Error

AOS-CX and AOS-S

LAN

Generates an alert when the number of switch port giant errors exceeds the threshold value.

Yes

Threshold - 5000 counts

Duration - 10 minutes

Yes - Major

Poor and Fair

Switch [hostName] port [intfName] had [errorCount] giant errors for [duration] minutes.

Yes

When the giants count is less than the configured threshold.

Interface Receive Utilization

AOS-CX and AOS-S

LAN

Generates an alert when the data reception rate of the port (in terms of utilization as a percentage of total bandwidth available) exceeds the threshold value.

Yes

Threshold - 95%

Duration - 10 minutes

Yes - Major

Poor and Fair

The receive rate on switch [switch_name] interface [intf_name] was [rxRate]% for [duration].

Yes

When the interface's receive rate falls below the configured threshold.

Interface Runts Error

AOS-CX and AOS-S

LAN

Generates an alert when the number of switch port runt errors exceeds the threshold value.

Yes

Threshold - 5000 counts

Duration - 10 minutes

Yes - Major

Poor and Fair

Switch [hostName] port [intfName] had [errorCount] runt errors for [duration] minutes.

Yes

When the runts count is less than the configured threshold.

Interface Self Test Failure

AOS-CX

LAN

Generates an alert when the switch interface self test fails.

No

NA

Yes - Info

Interface Transmit Utilization

AOS-CX and AOS-S

LAN

Generates an alert when the data transmission rate of the port (in terms of utilization as a percentage of total bandwidth available) exceeds the threshold value.

Yes

Threshold - 95%

Duration - 10 minutes

Yes - Major

Poor and Fair

The transmit rate on switch [switch_name] interface [intf_name] was [txRate]% for [duration].

Yes

When the interface's transmit rate falls below the configured threshold.

LAG Link Utilization Efficacy

AOS-CX

LAN

Generates an alert when the switch interface is experiencing unequal traffic distribution with a traffic deviation greater than the configured threshold.

Yes

Threshold - 50%

Duration - 5 minutes

Yes - Minor

Switch {hostName} interface {lagName} is experiencing unequal traffic distribution with a traffic deviation greater than {threshold}% in {duration} minutes.

Multicast Traffic Utilization

AOS-CX and AOS-S

LAN

Generates an alert when the multicast traffic percentage exceeds the threshold.

Yes

Threshold - 90%

Duration - 5 minutes

Yes - major

Poor and Fair

Switch [hostName] [intfName] had [errorCount]% multicast traffic in [duration] minutes.

Yes

When the multicast traffic falls below the defined threshold.

PoE Denied

AOS-CX

LAN

Generates an alert when the switch port denies a PoE connection.

No

NA

Yes - Critical

Poor and Fair

Switch [hostName] [intfName] denied PoE connection due to [reason].

Yes

When there is enough power to power up the connected device on the PoE port.

PoE Fault

AOS-CX

LAN

Generates an alert when the switch port detects a fault in the PoE connection.

No

NA

Yes - Critical

Poor and Fair

Switch [hostName] interface [intfName] had PoE faults due to [reason].

Yes

When the switch PoE port has no issues with the attached powered device (PD)

PoE MPS Errors

AOS-CX

LAN

Generates an alert when the switch port had more PoE MPS errors than the threshold value.

Yes

Threshold - 500 counts

Duration - 30 minutes

Yes - Major

Poor and Fair

Switch [hostName] [intfName] had [errorCount] PoE Maintenance Power Signature (MPS) errors in [duration] minutes.

Yes

When the switch's PoE port does not detect any PoE MPS errors.

Port Flaps Detected

AOS-CX and AOS-S

LAN

Generates an alert when the switch port flaps exceeds the threshold value.

Yes

Threshold - 180 flaps

Duration - 60 minutes

Yes - Major

Poor and Fair

Switch [hostName] [intfName] had [errorCount] flaps in [duration] minutes.

Yes

When there are no port flap counts within the given threshold and period.

Queue Distribution Mismatch

AOS-CX

LAN

Generates an alert when the interface transmission rate is greater than or equal to 60 % and all the traffic is going out from a single queue.

Yes

Duration - 5 minutes

Yes - Major

Switch {hostName} interface {intfName} is experiencing unequal traffic distribution with {threshold}% traffic on single egress queue {queueName} in {duration} minutes.

No

1. Alert clears when the traffic is distributed to the remaining interface queues of the interface using QOS configurations.

2. Alert clears when the Interface utilization goes below 60% or the Queue Utilization goes below the threshold.

Queue Drops

AOS-CX

LAN

Generates an alert when the queue drop packet count is greater than or equal to 5% of the passed packet counts.

Yes

Duration - 5 minutes

Yes - Major

Switch {hostName} interface {intfName} egress queue {queueName} had {threshold}% packet drops in {duration} minutes.

No

Alert clears when the Queue drop rate goes below the threshold.

Transceiver Disabled

AOS-CX

LAN

Generates an alert when the system disables the transceiver due to exceeding its capacity.

No

NA

Yes - Major

Switch [hostName] [intfName] transceiver [xcvr_desc] serial number {} part number {} was disabled due to [connector_status_reason]

Yes

When the pm_info.connector_status_reason does not contain the substring disabled by the system.

Transceiver Down

AOS-CX

LAN

Generates an alert when there is a problem with the transceiver or the switch port.

No

NA

Yes - Major

Poor and Fair

Switch [hostName] [intfName] could not access the inserted transceiver.

Yes

When the pm_info.connector is PRESENT.

Transceiver Failure

AOS-CX

LAN

Generates an alert when the transceiver configuration fails because it is not supported by the interface.

No

NA

Yes - Major

Poor and Fair

Transceiver [xcvrName] serial number {} part number {} on switch [hostName] [intfName] is not fully support.

Yes

When the pm_info.connector_status_reason does not contain the substring failed configuration.

Transceiver Receive Power

AOS-CX

LAN

Generates an alert when the transceiver receive power is outside its optimal operational range.

No

Duration - 15 minutes

Yes - Major

Poor and Fair

Transceiver (model: {xcvrModel}, serial number: {xcvrSerialNumber}, product number: {xcvrPartNumber}) on switch {hostName} {intfName} had a receive power of {rxPower} mW which is outside the optimal range ({lowAlarmThreshold} mW - {highAlarmThreshold} mW).

Yes

When the interface admin status is up, pm_info.connector!= missing, and pm_info.<lane_name>..rx_power falls between the low and high thresholds.

Transceiver Requires More Power

AOS-CX

LAN

Generates an alert when the switch port is unable to provide the necessary power for the transceiver.

No

NA

Yes - Major

Switch {hostName} {intfName} supplies {portPower} mW and the transceiver requires {xcvrPower} mW.

Model {xcvrModel} with serial number {xcvrSerialNumber} and product number {xcvrPartNumber}.

Transceiver Speed Incompatible

AOS-CX

LAN

Generates an alert when the switch port does not support the transceiver's speed.

No

NA

Yes - Major

Switch {hostName} {intfName} supported speed(s) is {portSpeed} Mbps and the transceiver speed(s) is {xcvrSpeed} Mbps.

Model {xcvrModel} with serial number {xcvrSerialNumber} and product number {xcvrPartNumber}.

Transceiver Temperature

AOS-CX

LAN

Generates an alert when the transceiver temperature is outside its optimal operational range.

Yes

Duration - 15 minutes

Yes - Major

Poor and Fair

Transceiver (model: {xcvrModel}, serial number: {xcvrSerialNumber}, product number: {xcvrPartNumber}) on switch {hostName} {intfName} had a temperature of {temperature} °C which is outside the optimal range ({lowAlarmThreshold} °C - {highAlarmThreshold} °C).

Yes

When the interface admin status is Up, pm_info.connector!= absentand pm_info.common.Temperature is between the low and high thresholds.

Transceiver Transmit Current Bias

AOS-CX

LAN

Generates an alert when the transceiver transmit current bias is outside its optimal operational range.

Yes

Duration - 15 minutes

Yes - Major

Poor and Fair

Transceiver (model: {xcvrModel}, serial number: {xcvrSerialNumber}, product number: {xcvrPartNumber}) on switch {hostName} {intfName} had a transmit bias of {txBias} mA which is outside the optimal range ({lowAlarmThreshold} mA - {highAlarmThreshold} mA).

Yes

When the interface admin status is Up, pm_info.connector!= absent and pm_info.<lane_name>.tx_bias is between the low and high thresholds.

Transceiver Transmit Fault

AOS-CX

LAN

Generates an alert when the transceiver fault is detected and the laser is disabled.

Yes

Duration - 15 minutes

Yes - Major

Poor and Fair

Transmit Fault Transceiver (model: {xcvrModel}, serial number: {xcvrSerialNumber}, product number: {xcvrPartNumber}) on switch {hostName} {intfName} had a transmit fault.

Yes

When the interface admin status is up, pm_info.connector!= absent, and pm_monitor.<lane_name>.Tx_fault_state is false.

Transceiver Transmit Power

AOS-CX

LAN

Generates an alert when the transceiver transmit power is outside its optimal operational range.

Yes

Duration - 15 minutes

Yes - Major

Poor and Fair

Transceiver (model: {xcvrModel}, serial number: {xcvrSerialNumber}, product number: {xcvrPartNumber}) on switch {hostName} {intfName} had a transmit power of {txPower} mW which is outside the optimal range ({lowAlarmThreshold} mW - {highAlarmThreshold} mW).

Yes

When the interface admin status is up and pm_info.connector != absent and pm_info.<lane_name>.tx_power within the lower and higher threshold

Transceiver Voltage

AOS-CX

LAN

Generates an alert when the transceiver voltage is outside its optimal operational range.

Yes

Duration - 15 minutes

Yes - Major

Poor and Fair

Transceiver (model: {xcvrModel}, serial number: {xcvrSerialNumber}, product number: {xcvrPartNumber}) on switch {hostName} {intfName} had a voltage of {vcc} V which is outside the optimal range ({lowAlarmThreshold} V - {highAlarmThreshold} V).

Yes

When the interface admin status is up, pm_info.connector!= absent, and pm_info.common.voltage is between the low and high thresholds.

BGP Peer Down

AOS-CX

Routing

Generates an alert when the switch BGP peer is down.

No

NA

Yes - Major

BGP peer {ipAddress} of switch {hostName} is {newState} for VRF {vrf} with AS {asNumber} on {addFam}.

Yes

When neighbor switch state is back to UP state [Established].

OSPF Peer Down

AOS-CX

Routing

Generates an alert when the switch OSPF peer is down.

No

NA

Yes - Major

Poor and Fair

OSPF peer {ipAddr} of switch {hostName} is {newState} for VRF {vrf}.

Yes

When the OSPF neighborship changes from Down state to any of the UP states.

ARP Security MAC Mismatch

AOS-CX

Security

Generates an alert when the switch disconnects a client because of a MAC address mismatch.

No

NA

Yes - Critical

Switch [switch_name], ARP packet received from MAC {sender_mac} on VLAN {vlan_id}, untrusted port {port_name} with ip {ip_addr} is dropped due to MAC mismatch in IP binding table.

Yes

The alert is triggered upon receiving the event and is automatically cleared within 12 hours.

ARP Security Packet Drop

AOS-CX

Security

Generates an alert when a network device, such as a switch or router, detects and drops suspicious or malicious ARP (Address Resolution Protocol) packets to protect the network from ARP-based attacks or misconfigurations.

No

NA

Yes - Critical

Switch [switch_name], ARP packet received from MAC {sender_mac} on VLAN {vlan_id}, untrusted port {port_name} with ip {ip_addr} is dropped as there is no corresponding entry in the IP binding table.

Yes

The alert is triggered upon receiving an event and automatically cleared if no additional events occur within 12 hours.

Client Limit Exceeded

AOS-CX

Security

Generates an alert when the switch disconnects a client after the port exceeds the maximum allowed client limit.

No

NA

Yes - Critical

Switch [switch_name], client limit exceeded on port {if_name}, caused by an unauthorized client {mac_addr}.

Yes

The alert is triggered upon receiving an event and automatically cleared if no additional events occur within 1 hour.

Duplicate IP Detected

AOS-CX

Security

Generates an alert when the client device on the network is detected using the same IP address as the switch.

No

NA

Yes - Critical

Switch [switch_name], duplicate IPv4 address {ip} is detected on interface {port} with a MAC address of {mac}

Or

Switch [switch_name], duplicate IPv6 address {ip} is detected on interface {port} with a MAC address of {mac}

Yes

The alert is automatically cleared based on the status.

RADIUS Server Status

AOS-CX

Security

Generates an alert when the RADIUS server configured on the switch is not reachable.

No

NA

Yes - Critical

Switch [switch_name], RADIUS Server with Address:{server_address}, Authport:{server_authport}, VRF_ID:{server_vrfid} is {status}

Yes

The alert is automatically cleared if the issue resolves or remains inactive for a duration of 12 hours.

Rogue DHCP Server

AOS-CX

Security

Generates an alert when the switch detects an unauthorized DHCP server.

No

NA

Yes - Critical

Switch [switch_name], server {ip_address} packet received on untrusted port {port} dropped

Switch [switch_name], packet received from unauthorized server {ip_address} on port {port}.

Switch [switch_name], drop offer from {server_ip_address} of {lease_ip_address} address is illegal.

Switch [switch_name], server {ipv6_address} packet received on untrusted port {port} dropped.

Switch [switch_name], packet received from unauthorized server {ipv6_address} on port {port}.

The alert is automatically cleared if the issue resolves or remains inactive for a duration of 12 hours.

Rogue IPv6 Router

AOS-CX

Security

Generates an alert when the switch drops a RA/RR packet from a rouge IPv6 router.

No

NA

Yes - Major

Switch <switch_name>, ND packet of type = {type} received on port{port} vlan:{vlan-id} with src_mac{mac_addr} is “Dropped”. Count = {count}

Yes

The alert is triggered upon receiving an event and automatically cleared if no additional events occur within 12 hours.

Sticky MAC Move Violation

AOS-CX

Security

Generates an alert when the switch detects a MAC move violation.

No

NA

Yes - Critical

Switch [switch_name], port security sticky client move violation triggered on port {port} for client with MAC address {mac_addr}.

Yes

The alert is triggered upon receiving an event and automatically cleared if no additional events occur within 12 hours.

AP Connected 10/100 Mbps

AOS-CX

System

Generates an alert when an AP is operating below expected speeds (for example, stuck at 10 Mbps or 100 Mbps instead of 1000 Mbps) due to misconfiguration, hardware limitations, or cable issues.

No

NA

Yes - Info

Button Fault

AOS-CX

System

Generates an alert when the Mode or Reset button functionality is affected.

Note:

This is applicable only for 6200 and 6300 switches.

Yes

Duration - 60 minutes

Yes - Critical

NA

Switch {hostname} {impact_statement}.

Yes

If the event IDs 13801 or 13802 is not generated within 1 hour.

Excessive IP-Exceptions Packets

AOS-CX

System

Generates an alert when the switch experiences excessive IP-exceptions packets.

Yes

Static Guard Rail: 12000

Duration - 5 minutes

Yes - Minor

Switch {hostName} CoPP {copp_name} class received {passed_packed} packets which is above the baseline value {baselineValue} for {duration} minutes.

Excessive Unknown Multicast Packets

AOS-CX

System

Generates an alert when the switch experiences unknown multicast CoPP drops.

Yes

Default Drop Threshold: 40%

Yes - Minor

Switch {hostName} CoPP {copp_name} class experienced {drop_percentage}% packet drops over {duration} minutes.

Excessive Unresolved IP Unicast Packets

AOS-CX

System

Generates an alert when the switch experiences unresolved IP-unicast CoPP drop.

Yes

Default Drop Threshold: 30%

Yes - Minor

Switch {hostName} CoPP {copp_name} class experienced {drop_percentage}% packet drops over {duration} minutes.

Fan Fault

AOS-CX

System

Generates an alert when the switch fan status is down.

No

NA

Yes - Critical

Poor and Fair

Switch {hostname} fan {} (location-member/slot/fan) changed to state {}.

Yes

When the fan status changes from Fault to OK.

Fan Tray Fault

AOS-CX

System

Generates an alert when the switch fan tray is down.

No

NA

Yes - Critical

Switch {hostname} fan tray {} (location-member/slot) serial number {} Part number {} {changed to state {}

Yes

When the fan tray status changes from Down or Failed to Ready.

IP-Exceptions CoPP Drop

AOS-CX

System

Generates an alert when the switch experiences IP-exceptions CoPP drop.

Yes

Default Drop Threshold: 60%

Duration - 5 minutes

Yes - Major

Switch {hostName} CoPP {copp_name} class experienced {drop_percentage}% packet drops over {duration} minutes.

Line Card Fault

AOS-CX

System

Generates an alert when the switch line card is down.

No

NA

Yes - Critical

Poor and Fair

Switch {hostname} line card {} Serial number {} part number {} changed to state {}.

Yes

When the line card status changes from Down or Failed to Ready.

Link MTU Mismatch

AOS-CX

System

The Max Transmission Unit (MTU) is not configured to the same value on both interfaces.

No

NA

Yes - Info

[hostName] [portID] with MTU [mtu] is connected to [hostName] [portID] with MTU [mtu].

Yes

When the Maximum Transmission Units [MTUs] are configured same between the devices.

Link Set to Half Duplex

AOS-CX

System

Generates an alert when the devices are connected using half duplex instead of full duplex.

No

NA

Yes - Info

[hostName] [port] is connected to [hostName] [port] using half duplex.

Yes

When there are no link-duplex mismatches.

Link Speed Mismatch

AOS-CX

System

The link speed is not configured the same on both link interfaces.

No

NA

Yes - Info

[hostName] [portID] is using [speed] and [hostName] [portID] is using [speed].

Yes

When there are no link speed mismatches.

Link PortType Mismatch

AOS-CX

System

Generates an alert when the Link PortType is not configured the same on both link interfaces.

No

NA

Yes - Info

[hostname1] [port1] is configured as an [portConfig1] port, and [hostname2] [port2] configured as a [portConfig2] port.

Yes

When the link port types are configured same between the devices.

Loop Detected

AOS-CX

System

Generates an alert when a loop is detected between switches.

Note: This alert is supported on switches running versions 10.13 and above.

Note: This alert monitors abnormal MAC address movements and excessive broadcast traffic to identify switches and interfaces that could be involved in network loops.

No

NA

Yes - Info

Single Switch: Switch [hostName] has an L2 loop between [port_1] and [port_2].

Two Switches: There is a L2 loop between [SW1_hostName] {port} and [SW2_hostName] {port}.

More than 2Two Switches: There is an L2 loop involving ([count]) switches.

Yes

When there are no loops in the network.

Management Module Fault

AOS-CX

System

Generates an alert when the switch management module is down.

No

NA

Yes - Critical

Poor and Fair

Switch {hostname} management module {} Serial number {} Part number {} changed to state {}

Yes

When the management module status changes from Down or Failed to Ready.

New Switch Connected

AOS-CX and AOS-S

System

Generates an alert when Aruba Central detects a new switch connection.

No

NA

Yes - Info

Partial Input Power Lost

AOS-CX

System

Generates an alert when the switch power supply unit loses input power.

No

NA

Yes - Major

Switch {hostname} power supply unit {} (member/slot) serial number {} part number {} lost input power.

Yes

When the power supply status changes from FAULT_INPUT to OK.

PoE Utilization

AOS-CX and AOS-S

System

Generates an alert when the PoE utilization for a port exceeds the critical and major threshold value.

Yes

Threshold - 90%

Duration - 30 minutes

Yes - Major

Poor and Fair

Switch [hostName] [intfName] had [errorCount] flaps in [duration] minutes.

Yes

When the switch PoE utilization falls below the configured threshold.

Power Supply Fault

AOS-CX

System

Generates an alert when the switch power supply is down.

No

NA

Yes - Major

Switch [hostName] [intfName] had [errorCount] flaps in [duration] minutes.

Yes

When the power supply status changes to OK from WARNING or FAULT_OUTPUT or FAULT_POE or FAULT_NORECOV OVERVOLTAGE or UNDERVOLTAGE or FAULT_AIRFLOW.

Route Count Above Baseline

AOS-CX

System

Generates an alert when the unicast route count exceeds the baseline normal range.

Yes

Static Guard Rail- 1% of maximum limit.

Duration - 5 minutes

Yes - Minor

Switch {hostName} unicast routes count has exceeded the baseline value [baselineValue] for {duration} minutes.

Yes

When the route count falls within the baseline range, the alert is cleared.

Route Count Below Baseline

AOS-CX

System

Generates an alert when the unicast route count goes below the baseline normal range.

Yes

Static Guard Rail - 0.2% of minimum limit.

Duration - 5 minutes

Yes - Minor

Switch {hostName} unicast routes count below the baseline value [baselineValue] for {duration} minutes.

Yes

When the route count falls within the baseline range, the alert is cleared.

Stack Conductor Changed

AOS-CX and AOS-S

System

Generates an alert when the stack conductor is changed.

No

NA

Yes - Minor

Switch stack [stackHostname] changed the conductor to [serialNumber] with member ID [memberID].

No

NA

Stack Link Down

AOS-CX

System

Generates an alert when the VSF link goes down in the stacked devices.

No

NA

Yes - Major

The VSF link status of stack [hostName] switch [serialNumber] [intfName] changed to [action].

Yes

When the stack link comes up.

Stack Member Added

AOS-CX and AOS-S

System

Generates an alert when a new member is removed from the switch stack.

No

NA

Yes - Info

The switch with member ID {memberId} ({serialNo}) and role {memberRole} is added to switch stack {stackHostname}.

No

NA

Stack Member Added / Removed

AOS-CX and AOS-S

System

Generates an alert when a new member is added to a switch stack or an existing member is removed from the switch stack. This alert is applicable only for PVOS devices.

No

NA

Yes - Info

Stack Member Down

AOS-CX and AOS-S

System

Generates an alert when the member is disconnected from the switch stack.

No

NA

Yes - Critical

The switch with member ID {memberId} ({memberSerial}) and role {memberRoleOld} is disconnected from switch stack {hostName}.

No

NA

Stack Member Removed

AOS-CX and AOS-S

System

Generates an alert when member is added to the switch stack.

No

NA

Yes - Info

The switch with member ID {memberId} ({serialNo}) and role {memberRole} is removed from switch stack {stackHostname}.

No

NA

Switch CPU Utilization

AOS-CX and AOS-S

System

Generates an alert when the switch CPU utilization exceeds the threshold value.

Yes

Threshold - 90%

Duration - 5 minutes

Yes - Critical

Poor and Fair

Standalone: The CPU utilization on switch {hostName} was above {threshold}% for {duration} minutes. Stack: The average CPU utilization on switch stack [switch_name] member (ID [Member ID] & SN [serialNumber]) was above {threshold}% for {duration} minutes.

Yes

When the CPU utilization percentage is below the threshold value.

Switch Memory Utilization

AOS-CX and AOS-S

System

Generates an alert when the switch memory utilization exceeds the threshold value. In the Duration field, enter the duration after which the alert must be generated.

Yes

Threshold - 95%

Duration - 5 minutes

Yes - Critical

Poor and Fair

Standalone: The average memory utilization on switch {hostName} was above {threshold}% for {duration} minutes.

Stack: The average memory utilization on switch stack [switch_name] member (ID [Member ID] & SN [serialNumber]) was above {threshold}% for {duration} minutes.

Yes

When the Memory Utilization percentage falls below the threshold value.

Switch Offline

AOS-CX and AOS-S

System

Generates an alert when the switch is experiencing difficulties communicating with Aruba Central.

Yes

Duration - 10 minutes

Yes - Critical

Switch Reboot

AOS-CX and AOS-S

System

Generates an alert when a switch has rebooted.

Note:

Switch Reboot alert is not generated for user-initiated actions, such as reboots performed through HPE Aruba Networking Central or during firmware upgrade operations.

No

NA

Yes - Critical

Switch {hostName} rebooted due to: {rebootReason}

Yes

The alert is automatically cleared if the issue resolves or remains inactive for a duration of 6 hours.

Temperature Fault

AOS-CX

System

Generates an alert when the switch temperature exceeds the threshold.

Yes

Threshold - 40 Counts

Duration - 5 minutes

Yes - Critical

Poor

The temperature of the switch [hostName] in module {module_type}-{name} is {CRITICAL/OVERTEMP/LOW/CRIT_LOW}.

Yes

When the temperature is lower and its status is Normal.

Transmit Packet Drops

AOS-CX and AOS-S

System

Generates an alert when the transmission drop exceeds the threshold value.

Yes

Threshold - Port utilization must be 5%

Yes - Major

Poor and Fair

Switch [hostName] [intfName] had [errorCount]% transmit packet drops in [duration] minutes.

Yes

When the interface packet drop falls below the threshold percentage.

Unresolved IP Unicast CoPP Drop

AOS-CX

System

Generates an alert when the switch has unresolved IP unicast CoPP drop.

Yessna

Default Drop Threshold: 30%

Duration - 5 minutes

Yes - Major

Switch {hostName} CoPP {copp_name} class experienced {drop_percentage}% packet drops over {duration} minutes.

VSF Standby Missing

AOS-CX

System

Generates an alert when the VSF standby is not configured on the switch.

No

NA

Yes - Major

Fair

Switch {hostName} is missing a VSF Standby member.

VSX Config Out of Sync

AOS-CX

System

Generates an alert when the configuration of switches in a VSX pair is out of sync.

No

NA

Yes - Minor

Poor and Fair

The VSX configuration on switch [hostName] is not in sync with its peer.

Yes

When the VSX devices are in sync.

VSX Enable/Disable Mismatch

AOS-CX

System

Generates an alert when the ISL (Inter-Switch Link) between the VSX peer switches are not connected.

No

NA

Yes - Critical

Operational mismatch detected in VSX Config. May impact connectivity/performance.

Yes

When there is no mismatch in VSX configurations.

VSX ISL Link is Down

AOS-CX

System

Generates an alert when the ISL link is down.

No

NA

Yes - Critical

Poor and Fair

The VSX Inter-Switch Link (ISL) on [hostName] [intfName] is down.

Yes

When ISL link is up.

VSX Keepalive Down

AOS-CX

System

Generates an alert when the keep alive link is down.

No

NA

Yes - Major

Poor and Fair

The VSX keep alive failed on [hostName] link [interfaceName].

Yes

When the keep alive link is up.

VSX Software Version Mismatch

AOS-CX

System

Generates an alert when there is a firmware mismatch between switches in a VSX pair.

No

NA

Yes - Major

Poor and Fair

Switch [hostName] is running firmware [firmwareOne] which is different from its VSX peer.

Yes

When the VSX devices have the same software version.

Stack Topology is Changed

AOS-CX and AOS-S

System

Generates an alert when one of the VSF links from ring to chain is disabled.

No

NA

Yes - Major

Switch stack [stackHostname] changed its topology to [newTopology].

Yes

When the stack topology changed into ring.