IP Telephony and Phones

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Good morning , as shown in the image below, jabber is unable to connect to phone service. However, in softphone mode it works normally. I would like to point out that the company DNS have recently been changed, and all the servers in the CUCM cluster...


Hello,I have CME12 installed on ISR4321, when I tried to register Cisco SIP 7841 it said unporoviend, when I searched I couldn't find my sip phone model in CME12, please check the belowRouter(config)#telephony-serviceRouter(config-telephony)#loadRout...