Voice over IP

Hi,We have two AS5400XM (R1 and R2) and there is no and DFC, no ISDN PRI. How do we config the voip to voip? I search cisco and cannot find out the config. Could you give me some idea? following is the dial peer we create. does it work? how do we con...

Hello,I have here the following VoIP network structure:Analog Phone 1<->PABX<->Gateway AS5350<->Router C6509<->Frame Relay Cloud<->Router 1751<->PABX<->Analog Phone 2The two routers have both data and voice traffic. Supposing that Frame Relay bandwid...

Hi,we check the as5400 and we have follow setting. The CPU time is over 80% for 280 voice calls. it disables the some cache for current config. We would like to enable the cache to solve the high cpu loading issue. what command is better and what is ...

My rural customer cannot get a PRI from VZ in his rural area, so VZ installed a T1. I'm having trouble talking their language, but they said they are sending and expecting a wink, but they don't call it E&M. DTMF is configured. When I dial a DID that...

Hi,I am being asked froma customer about the following functionality. Router 2821 running CME 4.1 should be connected to Nortel Meridian PBX using QSIG thorug E1 interface. I have the following questions:1. PBX have phones with extensions 11111 to 11...

I want to know the list of R2 signaling command in order to debug. I am connecting a PSTN equipment to a AS5300, so I do not know how to see when I recive call from the PSTN. Those calls I want to sent to PBX Nortel Meridian 11C. Please let me know a...

how to send SIP info DTMF to third party call control.

Hi, I have installed 2 NM-HDV with 5 PVDM-12 to each on 3725. I wonder if this is normal (I try on all 12.4 IVS IOSes and all the same behavior):When the 3725 boot up, it will show "changed state to up" for DSP 1-10 when I have 5 PVDMs, 4-15 when I h...

I have several 9.@ patterns in my system and I need to provide dial tone after the 9. However, it doesn't give me dialtone until it's matched. How do I force a dial tone after the 9 is dialed when several route patterns can be matched at that point...

Cisco 2811 equipmentWhat is the information, of debug fax relay t30, that permit to understand the senquece of the T30 deb messages, in case of there are more the one transnission fax simultaneously like for the attched tarces?

Hello,We have the following scenario: 11 sites for ISF that are being linked via microwave units. In each site we are installing a security router (security 2801) in order to provide the site-site VPN (DMVPN) between all sites. We have in each site a...

Hi,We've had a problem today with one of our remote sites. The E1 service failed and the users were unable to receive inbound external calls (as expected) or to make outbound external call (not expected).The Call Manager 4.0 cluster has two H.323 ga...

I am new to VoIP.We have a voice system and on of our branches will periodically loose their system.I can see on the router that layer 2 is bouncing.The branches have a seperate PRI for voice.Would this be a carrier issue?Below is what I am seeing on...

Hi Guys,New Zealand has changed its timing for daylight saving. It will now be a week eairlier. I had a look in the website and cisco doesnt seem to have any patch for this. Can someone please advise on the procedure on CCM 4.2. Cisco has released a ...