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CPC Signal (Calling Party Control) is used to deny battery to tell the far end to hang up the call (aka Disconnect Supervision).This is very useful for Paging systems and other Auto-Answer systems.We are trying to use a Paging Group to include an FXS...
Can the Cisco Business Edition 3000 support a Factional T1?Customer uses Integrated Access Device and only 12 B-Channels are enabled on the T1. Using CUCM and MGCP controlled PRI, Fractional T1 is not supported. However, we are able to busy out DS0 c...
Customer is trying to use an external voicemail system with CUCME 7.1 (IOS 12.4(24)T3).We cannot get Message Waiting Indicator (MWI) to work based on SIP Notify Unsolicited. When the unsolicited notify comes in, the IOS router returns "481 Call Leg/T...
I am trying to use IP SLA on a CiscoIOS 12.4(24)T6 router. It is configure to log failures only. However, we cannot interpet the output "SampleT". It shows a "SampleT" as in Start Time that is not in a recognized or documented format. The documentat...
The product sheet and another helpful forum post clearly states that the HWIC-1CE1T1-PRI does NOT support voice applications on the PRI, only data applications. However, running 15.2(1)T when we configure a PRI group, it seems to imply that it can su...
Under SIP Trunk Settings > Advanced Options, the "Enable Toll Fraud Protection" was checked, but yet the customer's phone system was attacked and calls were made to East Timor, Bosnia, etc. So whatever CCA is doing is NOT working.Here is a more helpf...
My customer just got hit by this. We are told we must use CCA. However, it opens the system up to toll fraud by adding this.voice service voipip address trusted list ipv4 0.0.0.0 0.0.0.0This is not a feature request. It is a severe defect.
There is no CUE in this solution. The voicemail is from the SIP provider. For inboudn calls, the SIP provider sends the full number in the SIP Invite, we then can see "voice ccapi inout" matching an inbound dial-peer, thereby routing the call and usi...
