Huawei eSpace IAD - Why Outgoing Calls Cannot be Made When the IAD Connects to the IMS

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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Possible Cause
The possible causes are as follows:

Network connection is unavailable.

Configuration is incorrect.

IAD is in local switch status.
Solution
Step 1 Check whether the softswitch can be pinged on the IAD.

If no, verify the network connection.

If yes, go to Step 2.
Step 2 Check whether the configuration on the IAD is consistent with that on the UAP3300.

If yes, go to Step 3.

If no, modify the IAD configuration.
Step 3 Run the display sip local-call command on the IAD to check whether the local switch is
enabled.

If the value of Switch is on, run the sip local-call disable command to disable the local
switch and run the write command to save the configuration.

If the local switch is disabled, go to Step 4.
Step 4 Contact Huawei technical support engineers.
----End
2.3.16 Why outgoing calls cannot be made when the IAD connects
to the IMS?
Symptom
IAD users cannot make calls through the IMS.
Possible Cause
The possible causes are as follows:

IAD users are not registered with the IMS.

The URL mode is incorrect.

The IMS does not support messages in which the user name is set to the phone number.
Solution
Step 1 Check the user registration status on the IAD.

If the user has been registered, verify the network connection and the configuration data
on the IAD.

If the user has been registered, go to Step 2.