Interfaces WideArea Networks(WANs)
IX20 User Guide
138
n
Automatic: Requests both IPv4 and IPv6 address.
n
IPv4: Requestsonly an IPv4 address.
n
IPv6: Requestsonly an IPv6 address.
The default is Automatic.
6. (Optional)For PDP context index, type the number for the index of the SIMcard that the APN
isprogrammed into or type 0 to have the index set automatically.
7. (Optional) For Authentication method, select one of the following:
n
None: No authentication is required.
n
Automatic: The device will attempt to connect using CHAPfirst, and then PAP.
n
CHAP: Usesthe Challenge Handshake Authentication Profile (CHAP) to authenticate.
n
PAP: Usesthe Password Authentication Profile (PAP) to authenticate.
If Automatic, CHAP, or PAP is selected, enter the Username and Password required to
authenticate.
The default is None.
8. Lightweight M2M support is enabled by default. Disable if you are using an AT&T SIM that
doesnot support AT&T lightweight M2M.
9. To add additional APNs, for Add APN, click and repeat the preceding instructions.
10. (Optional) To configure the device to bypassits preconfigured APNlist and only use the
configured APNs, enable APN list only.
11. Click Apply to save the configuration and apply the change.
Command line
1. Select the device in Remote Manager and click Actions> Open Console, or log into the IX20
local command line as a user with full Admin access rights.
Depending on your device configuration, you may be presented with an Access selection
menu. Type admin to accessthe Admin CLI.
2. At the command line, type config to enter configuration mode:
> config
(config)>
3. At the config prompt, type:
(config)> network interface modem modem apn 0 apn value
(config)>
where value is the APNfor the SIMcard.