Hi, which protocols and ports must be open in an firewall for using Cisco VT? We are using Cisco 7940 phones and Cisco VT version 2.0.2.0
Hi, which protocols and ports must be open in an firewall for using Cisco VT? We are using Cisco 7940 phones and Cisco VT version 2.0.2.0
Hi All;here is scenario. there are two CME in our lab which is connected by serial interface. calling between two CME is working fine by voip dial-peer (ext to ext). one of the CME is connected to voip service provider network. making call by this CM...
Hi:I have a concern about our VoIP network,were using CISCO-3560 PoE Switches.Its been a while that we are experiencing VoIP echoes on our calls, we are using AVAYA IP phones aroung 100 IP phones and our hosts and servers are all in VLAN 1.*What are ...
HiI have a 7985 on CCM 4.1 with VT advantage on another PC v2 when i call the phone i can see them but they cannot see me.Any ideas?ThanksAndy
Has anyone been successful in getting Cisco UVTA 2.0.2 to work in video mode with Microsoft Office Communicator? If so, what config are you using? thanks, Tom
HI,When I do a debug I get the following output. Is there someone how know what it means?247545: Sep 19 06:14:19.030: hpi [0/0/1:15] DSP [3/0x3] S_HPI_VOICE(2) E_HPI_DSP_GET_VOICE_PLAYOUT_ERROR(21)Regards Per-Ake
I am trying to run Attendant-Console over the WAN to an Administration Building, but the Call-Control will not come up. I have ample bandwidth between the sites so that is not an issue.Does anyone have any idea how to best troubleshoot this issue or ...
Hi,We have a Call Manager cluster (4.1.3) in NYC along with a Unity cluster 4.0.5.We are looking to deploy VoIP to our Toronto office with redudant 6mb links. Approx 150 phones. They have their own local Excahnge servers there.What would be recommend...
We are using a Cisco IP-IP Gateway for video conferencing. However, when the IP-IP Gateway is invoked the name appearing at the answering side is the name specified in the "h323-gateway voip h323-id" command, rather than the H.323 ID of the originati...
Hi, I am a new VOIP configurator. I need to authenticate my 2610xm to a SIP server residing on the internet. How do I configure the router?
Hi Folks;I am using CME. is that possible to configure on-net calling through VoIP and off-net calling through PSTN in the case of shortage bandwidth in Callmanger Express? thanksAlex
Hi all, A design question. Customer currently has one T1/PRI installed on AS5350 for video conference. They want to order another T1/PRI but try to use the first existing PRI D channel to controll the both the T1 PRIs for Video and Data traffic. I un...
Here is the senario, I have a CCM with 4.2 on it and a valcom paging unit. In between there is a H323, a PRI to a MITEL PBX which has an analog port going towards the paging system. When I call from the Cisco phone to a MITEL phone I have two way aud...
We have two 3745 routers configured with 6 FE ports. The routers act as a redundant pair using HSRP for unicast traffic on all 6 fe ports. On each router two ports are used for forwarding MPEG-TS in IP/UDP as multicast traffic (IP:224.20.20.9) from ...
hello, i'm considering changing our vt users to 2.0.2 after upgrading the ccm to 4.1.3. In 1.0.2 you could use the deployment application to upgrade or install vt users, however the literature i'm reading on 2.0.2 seems to indicate thats done away w...
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