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Configuring the WAN Uplink
Uplinks connect Microbranch to underlay networks.
To configure a WAN Wide Area Network. WAN is a telecommunications network or computer network that extends over a large geographical distance. interface, complete the following steps:
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In the WebUI, set the filter to a Microbranch group that contains at least one AP.
The dashboard context for a group is displayed.
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Click the Config icon.
The Microbranch group configuration page is displayed.
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In the WAN card, click WAN Uplink.
The WAN uplink page is displayed. This section defines uplink interfaces by creating WAN-facing VLANs Virtual Local Area Network. In computer networking, a single Layer 2 network may be partitioned to create multiple distinct broadcast domains, which are mutually isolated so that packets can only pass between them through one or more routers; such a domain is referred to as a Virtual Local Area Network, Virtual LAN, or VLAN., labeling them as uplink interfaces, and assigning them to the required uplink ports.
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To add a WAN port, click the + icon in the WAN Uplinks table.
The Add Uplink page is displayed.
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To configure an uplink, enter details for the parameters provided in the following table.
Table 1: WAN Parameters
WAN Type
Parameters
Description
- Specify one of the following connection types:
- INET
- LTE Long Term Evolution. LTE is a 4G wireless communication standard that provides high-speed wireless communication for mobile phones and data terminals. See 4G.
- MPLS Multiprotocol Label Switching. The MPLS protocol speeds up and shapes network traffic flows.
By default, INET is selected.
Classic Central creates a wired profile when Ethernet Ethernet is a network protocol for data transmission over LAN. uplink (eth0 or eth1) is added as one of the uplink profiles. For more information of wired profiles, refer Configuring Port Profiles.
INET
Specify the name of the uplink.
Specify the VLAN ID that you want to assign to the uplink. By default, this is set to 4092 or 4093 based on availability.
The valid VLAN IDs range 2–4093, except 3333.
Configure the uplink speed to optimize performance.
Range of values is 10–5000 Mbps.
If not set, the WAN uplink speed defaults to auto-negotiated port speed for INET, LTE, and MPLS. Based on the speed and bandwidth threshold allowed for an uplink, Microbranch assigns the session traffic.
Enable this option if you want to use the uplink in the standby mode.
By default, only one uplink operates as an active uplink. While configuring the first uplink, this option is disabled. While configuring the second uplink, this option is enabled.
This option is disabled while editing the existing uplink configuration.
Select one of the following options:
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DHCP Dynamic Host Configuration Protocol. A network protocol that enables a server to automatically assign an IP address to an IP-enabled device from a defined range of numbers configured for a given network. server assigned—Select this option to assign an IP address from a DHCP pool to the WAN uplink.
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Static IP address—Select this option to manually configure an IP address on the WAN interface.
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Enter the Static IP address.
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Enter the Network mask.
The static IP address uplink requires a default gateway, which can be configured in the Static Routing section. For more information, see Configuring Static Routing.
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PPPoE Point-to-Point Protocol over Ethernet. PPPoE is a method of connecting to the Internet, typically used with DSL services, where the client connects to the DSL modem.—Select this option to select an authentication type to connect to the ISP Internet Service Provider. An ISP is an organization that provides services for accessing and using the Internet..
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Enter User, Password, and retype the password.
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Enter the CHAP Challenge-Handshake Authentication Protocol. CHAP is a challenge and response authentication method used to verify the identity of a remote user. Secret and retype the CHAP secret.
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Enter the PPPoE Service Name.
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Enter the PPPoE LCP interval and LCP failure values.
You can configure PPPoE at the group or device level.
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Assign an available port for the uplink. For Ethernet, maximum of two ports can be assigned. The already assigned ports are not available for selection in the drop-down list.
LTE
Type
To configure a 3G Third Generation of Wireless Mobile Telecommunications Technology. See W-CDMA. or 4G Fourth Generation of Wireless Mobile Telecommunications Technology. See LTE. uplink manually, select Aruba USB Universal Serial Bus. USB is a connection standard that offers a common interface for communication between the external devices and a computer. USB is the most common port used in the client devices. LTE as the modem type.
Access point name (APN)
Enter the name of the Access Point to which the uplink connects.
Public land Mobile Network (PLMN Public Land Mobile Network. PLMS is a network established and operated by an administration or by a Recognized Operating Agency for the specific purpose of providing land mobile telecommunications services to the public.)
Select Auto or Manual for the PLMN. If you have selected Manual, enter the PLMN ID in the text box.
By default, Auto is selected.
Mode
Select one of the following network modes:
- Auto—This mode keeps both 3G and 4G LTE options open and switches based on availability.
- 4G LTE—Connects to the 4G LTE cellular network and takes the default frequency band Band refers to a specified range of frequencies of electromagnetic radiation..
- 3G—Connects to the 3G cellular network and takes the default frequency band.
Enable GPS Global Positioning System. A satellite-based global navigation system.
To enable GPS, select the check box.
Sim Slot
By default, Auto is selected.
Enable this option if you want to use the uplink in the standby mode.
By default, only one uplink operates as an active uplink. While configuring the first uplink, this option is disabled. While configuring the second uplink, this option is enabled.
This option is disabled while editing the existing uplink configuration.
MPLS
Specify the name of the uplink.
Specify the VLAN ID that you want to assign to the uplink. By default, this is set to 4092 or 4093 based on availability.
The valid VLAN IDs range 2–4093, except 3333.
Configure the uplink speed to optimize performance.
Range of values is 10–5000 Mbps.
If not set, the WAN uplink speed defaults to auto-negotiated port speed for INET, LTE, and MPLS. Based on the speed and bandwidth threshold allowed for an uplink, Microbranch assigns the session traffic.
Enable this option if you want to use the uplink in the standby mode.
By default, only one uplink operates as an active uplink. While configuring the first uplink, this option is disabled. While configuring the second uplink, this option is enabled.
This option is disabled while editing the existing uplink configuration.
Static IP address
Enter the Static IP address.
Network mask
Enter the Network mask.
Assign an available port for the uplink. A maximum of two ports can be assigned. The already assigned ports are not available for selection in the drop-down list.
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Click Save.
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Microbranch supports a total of two uplinks which include two wired uplinks and a combination of one wired uplink and one cellular uplink. The uplink configuration works in APs in the Microbranch group with ArubaOS 10.3 or later versions.
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A cellular uplink (4G/5G) can be configured as the primary uplink only if it is the sole uplink, with no other secondary uplink. Otherwise, it must be configured as a secondary uplink.
