Huawei eSpace IAD - IAD Registration Is Successful, but Intra-Office Calls Failed; What Should I Do When a Phone Connected to a IAD208 E(M) that Connects to Multiple Pcs Cannot be Used to Make Calls

eSpace IAD
Troubleshooting
2 Analyzing and Rectifying Faults
Issue 02 (2012-02-29)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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2. Run the display pstnport state all command to view the port status.
The port is registered properly, but is in the locked state.
Step 2 Replace the IAD with an IAD that is running properly, and check whether the fault is
rectified.

If yes, the IAD board is faulty. Replace the IAD board.

If no, go to Step 3.
Step 3 Contact Huawei technical support.
----End
2.1.25 IAD Registration Is Successful, but Intra-Office Calls
Failed
Symptom
IAD registration is successful, but Intra-Office calls failed.
Cause
The possible cause is that support-telurl is set to on.
Solution
Step 1 Run the display sip support-telurl command on the IAD to view the support-telurl value.
By default, the value is off. If the value is on and the domain name of the SIP Server is blank,
the IAD cannot generate SIP messages. Run the sip support-telurl off command.
Step 2 Check whether the fault is rectified.

If yes, the procedure ends.

If no, go to Step 3.
Step 3 Contact Huawei technical support.
----End
2.1.26 What should I do when a phone connected to a IAD208E(M)
that connects to multiple PCs cannot be used to make calls?
Symptom
When the IAD208E(M) connects to seven PCs and one phone, users cannot make calls using
the phone if download is being performed on one PC.
Possible Cause
The download operation occupies excessive bandwidth.