network. This field becomes available when you select an
authentication method (i.e. authentication method is not “none”).
These fields are always enabled on the alternate model.
9.
Service mode
2G only, 2G preferred,
3G only, 3G preferred or
automatic.
Your network preference. If your local mobile network supports 2G
and 3G you can specify to which network you wish to connect. E.g.:
if you choose 2G, the router will connect to a 2G network, so long as
it is available, otherwise it will connect to a networkthat provides
better connectivity. If you select auto, then the router will connect
to the network that provides better connectivity.
10. Deny data
roaming
Enable/Disable
If enabled this function prevents the device from establishing mobile
data connection while not in home network.
11. Use IPv4 only
Enable / Disable
If enabled this function makes the device to use only IPv4 settings
when connecting to operator.
Warning: If an invalid PIN number was entered (i.e. the entered PIN does not match the one that was used to
protect the SIM card), your SIM card will get blocked. To avoid such mishaps it is highly advised to use an unprotected
SIM. If you happen to insert a protected SIM and the PIN number is incorrect, your card won’t get blocked immediately,
although after a couple of reboots OR configuration saves it will.
6.1.1.2
Mobile Data On Demand
Field name
Possible values
Explanation
1. Enable
Enable/Disable
Mobile Data On Demand function enables you to keep mobile data
connection on only when it's in use
2. No data
timeout(sec)
1-99999999
A mobile data connection will be terminated if no data is transferred
during the timeout period
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