ADTRAN AOS Version R10.1.0 Command Reference Manual page 1755

Command Reference Guide FXO Interface Command Set
test ring-ground
Use the test ring-ground command to force the ring conductor to ground potential and provides battery on
tip for detection of tip ground. This is helpful when troubleshooting problems with ground start (GS)
circuits. Use the no form of this command to return to the default value.
Syntax Description
No subcommands.
Default Values
By default, this command is disabled.
Command History
Release 7.1 Command was introduced.
Usage Examples
The following example forces a ring-ground test of the foreign exchange office (FXO) interface:
(config)#interface fxo 0/1
(config-fxo 0/1)#test ring-ground
60000CRG0-35E Copyright © 2012 ADTRAN, Inc. 1755