Problem on 9508 phones

Doc ID		SOLN209506
Version:		1.0
Status:		Published
Published date:		28 Sep 2012

Author:

Swapnil Jadhav

Details

A few customers are having problems with the 9508 that are freezing.
The 9508 phones freeze without any signs of a possible cause.

Problem Clarification

9508 phones get hung. No particular cause. No specific action before the phone gets hung. It freezes during the call and at times when in idle state. The call is not interrupted when the phone freezes. It is only the screen.
The User unplugs the phone and plugs back in to start working again.
IPO500V2 version 7.0.232702
9500R38.bin

NOTE: The BP found this issue also on the latest version of R7 and R8. They have found it for different Customer sites.

Cause

Firmware issue on the 9508 phone.

Solution

Tier4 provided the fix on IPO version 7.0(363001) and 9500R44.bin file. Once the IP Office is upgraded to the mentioned version, the phones will get the R44 firmware.

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