Interfaces WideArea Networks(WANs)
IX20 User Guide
135
5. Set the SIM slot that should beused by the modem:
(config)> network modem modem sim_slot value
(config)>
where value is one of the following:
n
any: Uses either SIM slot.
n
1: Usesthe first SIMslot.
n
2. Usesthe second SIM slot.
The default is any.
6. If sim_slot is set to any, set the SIM slot that should beconsidered the preferred slot for this
modem:
(config)> network modem modem sim_slot_preference value
(config)>
where value is one of the following:
n
none: Does not consider either SIMslot to bethe preferred slot.
n
1: Configures the first SIMslot as the preferred SIM slot.
n
2. Configures the second SIMslot as the preferred SIM slot.
In the event of a failover to a non-preferred SIM, or if manual SIMswitching is used to switch to
a non-preferred SIM, the modem will attempt to reconnect to the SIMin the preferred SIM slot.
The default is none.
7. Set the amount of time the system waits before polling the modem for signal information:
(config)> network modem modem query_interval value
(config)>
where value is any number of weeks, days, hours, minutes, or seconds, and takes the format
number{w|d|h|m|s}.
For example, to set query_interval to ten minutes, enter either 10m or 600s:
(config)> network modem wan query_interval 600s
(config)>
The default is 30s.
8. Set the maximum number of interfaces. This is used when using dual-APNSIMs. The default is
1.
(config)> network modem modem max_intfs int
(config)>
9. Carrier switching allowsthe modem to automatically match the carrier for the active SIM.
Carrier switching isenabled by default. To disable:
(config)> network modem modem carrier_switch false
(config)>
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