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Interfaces
12. Save the configuration and apply the change
(config network interface my_wan)> save
Configuration saved.
>
13. Type exit to exit the Admin CLI.
Depending on your device configuration, you may be presented with an Access selection
menu. Type quit to disconnect from the device.
Configure a Wireless Wide Area Network (WWAN)
Configuring a Wireless Wide Area Network (WWAN) involves configuring the following items:
Required configuration items
n
The interface type: Modem.
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The firewall zone: External.
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The cellular modem that is used by the WWAN.
Additional configuration items
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SIM selection for this WWAN.
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The SIM PIN.
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The SIM phone number for SMS connections.
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Enable or disable roaming.
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SIM failover configuration.
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APN configuration.
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The custom gateway/netmask.
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IPv4 configuration:
The type being the way to control how the modem in the Digi device obtains an IP address
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from the cellular network.
The metric for IPv4 routes associated with the WAN.
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The relative weight for IPv4 routes associated with the WAN.
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The IPv4 management priority of the WAN. The active interface with the highest
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management priority will have its address reported as the preferred contact address for
central management and direct device access.
The IPv4 Maximum Transmission Unit (MTU) of the WAN.
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When to use DNS: always, never, or only when this interface is the primary default route.
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SureLink active recovery configuration. See
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WAN/WWAN failures
IPv6 configuration:
n
The type being the way to control how the modem in the Digi device obtains an IP address
l
from the cellular network.
The metric for IPv6 routes associated with the WAN.
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The relative weight for IPv6 routes associated with the WAN.
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TX40 User Guide
Configure SureLink active recovery to detect
for further information.
Wide Area Networks (WANs)
151
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