IP Telephony and Phones

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            So I have customer on CUCM version 9.X and they are adding DNS.  When they went to add DNS it spit out the error message that it will invalidate the license file.  I know on previous version of CUCM they used license MAC's and changing ce...

Ryan Gunn by Level 1
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Hello Friends,   Could some one explain me what is called Codec Pass-through is all about. I have tried reading many documents and all it says is about the fax and modem pass-through. But I know this command is inserted under MTP and Transcoder in IO...

Hi guys, I have a Cisco C881-V-K9 in France and I have connected two BRIs to my Telco. I attached a file with a call test, debug isdn q931 and debug isdn q921.I have a problem with BRIs.When a made an inbound call, all channels try to get the call as...

Hi, we have an UC560-BRI-K9 integrated router. This UCME contain a two free vic slot. For now we use only two integrated BRI ports but, if we installing other two VIC2-2BRI-NT/TE to implement more external ISDN line, we need also other license for it...

fdetoma by Level 1
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Hi,      I am trying to configure 8865 phone on cucm version 10.0.1. But there is no phone type as 8865. 8865 phone datasheet says that it is supported from 8.5.1 and later. will this solves If I install a device pack ? Regards, Aneesh

Dears, today i installed the cup subscriber 8.6.4 and all went smooth till final reload, once it came up when was trying to login in serviceability page  to activate the service, i was not able to login neither in administration but i was able to log...