display carriers
Purpose
Displays a list of the GSM carriers that are broadcasting in the area of the Digi device and available for use as a carrier; that is, carriers that have towers and equipment in the area. GSM carriers broadcast that they are available, and the phone/modem selects the best one.
The output from this command includes the carrier names and associated numbers that represent the carrier (the mobile country code (MCC), concatenated with the mobile network code (MNC), in this manner: <MCC>(+)<MNC>. The numbers can be then used for the set mobile carrier=mobile country code+mobile network code command.
Before using this command, you must disable the cellular module.
- Issue the command set mobileppp state=disable.
- Kill the PPP session by issuing the who command. In the ID field of the command output, locate the index number for the PPP session is displayed.
- Issue the kill command, specifying the index number for the PPP session, for example, kill 3
- Issue the display carriers command.
Required permissions
For Digi products with two or more users, permissions must be set to set permissions display=execute to use this command. In addition, the commands noted in the procedure above, set mobilepp, and the who command, have their own permissions and are noted in their respective command descriptions. See set permissions for details on setting user permissions for commands.
Syntax
display carriers
Example
#> set mobileppp state=disable #> #> who ID From To Protocol Sessions -- ------------------- ------------------- -------------------- -------- 1 ppp [mobile init] 2 local USB NMEA GPS Processor 3 10.8.16.105 local shell telnet #> #> kill 1 Connection 1 : Killing connection... #> #> display carriers Active Carrier List Carrier Name Network ID Status Service -------------------- ----------- ---------- -------- AT&T 310410 Available 2G AT&T 310410 Current 3G T-Mobile 31026 Available 2G
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