Opengear OM2200 Series User Manual page 56

Note: During the change-over the current IP address is hidden and then
returned when the modem re-connects.
5. If you require, you can monitor the interface during the changeover via the CLI with the
command:.
watch ip address show dev wwan0
You can also set the SIM settings by expanding the menu for each SIM to set the
APN.
If no SIM is inserted you can still select a SIM slot. If you insert a SIM it will not
force it to become the active SIM.
CONFIGURE MENU 56