09-06-2017 04:51 AM - edited 03-17-2019 11:07 AM
Hi All
I have Cisco Router 2951 running IOS Version 15.4(3)M3 with CME Version 10.5 and IP Phones 7821 with firmware sip78xx.12-0-1-8 .
all phones don't show any missed call on the screen .
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