IP Telephony and Phones

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Hi all,I need a ringtone that is silent. My office uses CUCM 6. I found one and uploaded it and created one and uploaded, but the phone gives a tftp write error when I try and play it. I modified the ringlist.xml and it gives me the option to select ...

Hello - I'm not sure on how to make this work.  I need my primary h.323 gateway, Cisco 1900 router, to failover to the seconday h.323 gateway, cisco 1900 router, when the primary fails.  We are pushing t1s/PRIs.  Cisco Call Manager is routing the cal...

Guys Can someone help me to deploy the below :PSTN çè CISCO ROUTER çèSIPCALL MANAGERI want to match the inbound calls from call manager to cisco router based on source ip address.  i have already using answer-address however i need to match source ip...

User not able to hear the voicemail no matter its left from IP phone or PSTN.Caller is able to leave voice mail but when it is sent to user inbox then it is blank.Any suggestion

I have 4X CM 7 deployed across two sites connected over a WAN. Each site has a PSTN gateway with 4 trunks. I have a block of inbound numbers which can be sent down all 8 trunks at either site. My question is , if there was a WAN outage between the tw...