Base Station - YX Series User Manual

Fields are specified as following:

Select port: Choose some or all port to execute AT or USSD command.

At Command: You can enter AT command then execute to the port which you select.

USSD Command: Enter USSD query command.

Time Interval: Query balance regularly.

Manually Call: Manually input a number, let the sim card mark a call

7.4.2 Base Station

The screenshot below shows the operation mode to set Basic Settings of Port settings
It's for choosing the frequency band and whether lock the operator, generally, we don't enable the
lock the operator. When the gateway can't detect the sims, we need to enable Unnormal Sim
Support.
YX Technical department
GSM/CDMA/WCDMA VoIP Gateway
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