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Knowledge Base

Cannot make a call on AR1200V

Publication Date:  2013-10-28  |   Views:  2  |   Downloads:  0  |   Author:  l00509000  |   Document ID:  EKB1000035594

Contents
Issue Description Alarm Information Handling Process Root Cause Suggestions

Issue Description

AR1200V is PBX SIP server. One IP Phone connect to it, but customer finds he cannot make a call to remote site.

Alarm Information

None

Handling Process

1. Check the configuration is ok. Let customer capture the packet.

2. From the captured packets, we find IP Phone can register to AR successfully. But there is an error AR router replied during the call.
The error code is 480 (Temporarily Unavailable)

3. According to the error, usually, it is because of the license.

4. Let customer check the license status. We find it has been expired. Generate a demo license and test it works fine.

Root Cause

None

Suggestions

None
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