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Mediation server can’t forward call history headers when a forwarded call number has an extension in a Lync Server 2013 environment

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Symptoms

Assume that you configure the History-info Header Support feature on a Session Initiation Protocol (SIP) trunk in a Microsoft Lync Server 2013 environment. A client for Lync in the environment is configured to forward a call to a number that has an extension. In this situation, the Mediation server cannot forward the history-info header or the referred-by header to the Public Switched Telephone Network (PSTN) gateway in the environment.

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Cause

This issue occurs because the Mediation server incorrectly parses the extension in the "tel" URI in call history headers.

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Resolution

To resolve this issue, install the following cumulative update:
2881699 Description of the cumulative update 5.0.8308.556 for Lync Server 2013, Mediation Server: October 2013

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Keywords: kbqfe, kbfix, kbsurveynew, kbexpertisebeginner, kb

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Article Info
Article ID : 2882803
Revision : 1
Created on : 1/7/2017
Published on : 10/7/2013
Exists online : False
Views : 280