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Technical Reference for ZyXEL omni.net series
10-3
Type: AT&ZOI=[your_isdn_number]<Enter>
omni.net responds: OK
Type: AT&T11<Enter>
omni.net responds: OK
Dial [your_isdn_number]
Loop from B1 to B2 through the switch established!
Sending and receiving data.....
B1/B2 loopback test succeeded.
Disconnecting.....
NO CARRIER
The Diagnostic Command (ATCG)
The [ATCG] command can be used to test and isolate hardware problems. Some of the tests are
interactive, please follow the instructions on your screen. If the omni.net is operating normally, the
test results will display as follows:
System address & data bus test .......................OK
Layer 1 hardware test ............................... OK
Layer 2 hardware test ............................... OK
Layer 1 activation test.............................. OK
First B channel hardware test ....................... OK
Second B channel hardware test....................... OK
Listen to the Ring and then pick up phone set #1..... !!
Off-hook action is detected, (Hook Interrupt) ....... OK
Listen to the dial tone and then dial 1234567890*# in sequence. !!
1234567890*#
Dialed digits detected, please hang-up the handset…. !!
On-hook action is detected, (Hook Interrupt)........ OK
Listen to the RING and then pick up phone set #2 ....!!
Off-hook action is detected, (Hook Interrupt) ....... OK