4. Check whether the board connecting the PRA users is normal.
5. Check whether the physical line is faulty.
Procedure
Step 1 Run the display if-sip all command to query the status of the SIP interface.
l If the SIP interface is in Normal state, it indicates that the SIP interface is normal.
l If the SIP interface is in Fault state, it indicates that the SIP interface is faulty.
l If the SIP interface is in Not start state, it indicates that the SIP interface is not reset. Run
the reset command to reset the SIP interface.
Step 2 Run the display if-sip attribute command to check the attributes of the SIP interface.
Contact the engineer on the proxy server side to check and ensure that the attributes of the SIP
interface are the same as the attributes of the softswitch.
Step 3 Run the display sipprauser command to check the configuration of the PRA users.
Check whether the settings of the following parameters are correct:
l SIP interface ID
l Phone number
Step 4 Run the display board command to query the status of the board.
In normal cases, the board is in Normal state.
If the board is not in Normal state, troubleshoot the fault according to the following procedure:
l Remove and insert the board.
l Replace the board.
Step 5 Check whether the physical line is connected properly.
Check whether the E1 line is connected properly and whether the cables are worn out or exposed.
Perform a loopback test to check whether the E1 port on the E1 line is faulty. For details, see
8.2 Performing a Loopback on an E1 Port and 8.1 Performing a Loopback on an E1
Line.
----End
SmartAX MA5612 Multi-service Access Module
Maintenance Guide 4 Troubleshooting Services Transmitted Through a GE Port
Issue 01 (2012-07-25) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
111
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