Cmterm-7975-sip.9-4-2sr4 [better] 【EXCLUSIVE】

⚠ This is an end-of-sale, end-of-support firmware. Do not use in new deployments.

Option 66 = tftp://192.168.1.50/

If you are experiencing any of the following symptoms on your 7975s, this firmware is your solution: cmterm-7975-sip.9-4-2sr4

Before attempting to flash cmterm-7975-sip.9-4-2sr4 , administrators must ensure hardware compatibility.

typically requires a valid service contract associated with your Cisco.com ID. Installation Method : Admins usually install this via the Cisco Unified CM Administration page under Software Upgrades > Install/Upgrade Common Troubleshooting (CP-7975G) ⚠ This is an end-of-sale, end-of-support firmware

The phone downloads SIP<MAC>.cnf.xml or XMLDefault.cnf.xml .

Change the "Phone Load Name" in the device configuration to 7975-sip.9-4-2SR4 and reset the phone. typically requires a valid service contract associated with

| Parameter | Purpose | |-----------|---------| | <autoAnswerMode> | 0=off, 2=auto answer speaker | | <dtmfMethod> | 0=inband, 1=RTP events, 2=SIP INFO | | <t38Fax> | 0/1 – T.38 fax relay | | <remoteSipPort> | Override proxy port per line |