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Interfaces
where version is one of the following:
auto: Requests both IPv4 and IPv6 address.
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ipv4: Requests only an IPv4 address.
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ipv6: Requests only an IPv6 address.
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The default is auto.
6. (Optional) Set the authentication method:
(config)> network interface modem modem apn 0 auth method
(config)>
where method is one of the following:
none: No authentication is required.
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auto: The device will attempt to connect using CHAP first, and then PAP.
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chap: Uses the Challenge Handshake Authentication Profile (CHAP) to authenticate.
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pap: Uses the Password Authentication Profile (PAP) to authenticate.
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If auto, chap, or pap is selected, enter the Username and Password required to authenticate:
(config)> network interface modem modem apn 0 username name
(config)> network interface modem modem apn 0 password pwd
(config)>
The default is none.
7. (Optional) To configure the device to bypass its preconfigured APN list and only use the
configured APNs:
(config)> network interface modem modem apn_lock true
(config)>
8. Save the configuration and apply the change:
(config)> save
Configuration saved.
>
9. 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 dual APNs
Some cellular carriers offer a dual APN feature that allows a SIM card to be provisioned with two
separate APNs that can be used simultaneously. For example, Verizon offers this service as its Split
Data Routing feature. This feature provides two separate networking paths through a single cellular
modem and SIM card, and allows for configurations such as:
Segregating public and private traffic, including policy-based routes to ensure that your
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internal network traffic always goes through the private connection.
Separation of untrusted Internet traffic from trusted internal network traffic.
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Secure connection to internal customer network without using a VPN.
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IX20 User Guide
Wide Area Networks (WANs)
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