DSP keepalive timeout

i have this error messega "DSP Keepalive timeout" on my cisco IP Phone , when i make a call through CCME router 2811.

what can be  problem ?

thanks so much for your help


  • Hello Piatthi,


    This issue is typically related to either a CUCME bug, or a corrupted firmware issue on the phone. What version of CUCME are you running and what version of Firmware is running on the phone?



    Thank You

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