Voice over IP

I am using a Cisco 2431 IAD for PRI handoff to customer's PBX.  I have a particular customer that cannot make international calls.  The problem is that my softswitch is expecting 011XXXXXXXXXX from the cisco to correctly route international calls.  W...

Hi there,I try to provision some pap2t via http, first I created a txt file contain the following:<flat-profile>  <GPP_A> 12345678  </GPP_A></flat-profile>then I load it on to my web site, and I enter the URL to Profile_Rule parameter under Provision...

I was hoping that someone would know the answer to this question.  Is it possible to set up a SPA2102 with one did on port 1, and havehave an additional channel on port 2 that calls can roll to if port 1 is busy?  I have some clients that are small o...

Hi.. Im facing a very peculier problem..Our network scenario:Location 1:1 cluster ( 3 CUCM ( 1 Pub, 2 Sub)1 Gateway ( 2 PRI lines )Location 2:1 CUCM ( 3rd Subscriber)1 Gateway ( 1 PRI Line)ProblemI have a cisco ip phone 7960 with ext: 0311. I have al...

Hello all,I have a situation where afterhours I have Unity fwd all calls to an IPC-line of 8140. 8140 fwds calls to a cell phone and I have been asked to make it work so that if the cell phone user (oncall person) doesn't get to the call it reverts b...

HiWe have a new Cisco Callmanager 7.0 installation here with around 300 phones. Most of those phones are personal and are sitting between a client pc. The clients are based on Windows XP and newer.Our integrator offered us a small tool which allows u...

Hi all,I have a customer who has the following issue:- The phone-assistant dial an extern number (through PSTN)- After call is connected, she/he transfers this call to a further external call (as well through PSTN)- When the second PSTN-call is build...

Okay, so one of our employees brought this to my attention. When someone calls our office and then presses 1 to hear the directory options, it says there is no one in the directory. I've checked, and everyone is listed. Did I miss something?Any ideas...

hi all.i have one doubt in SIPwat s the basic diff between SIP and H323?

Hi All,First time here and first time troubleshooting a Cisco router.We're testing a Canada DID number on our Cisco AS5350 Version 12.3(3f) router. We're really having some problems with Canada DIDs but US DIDs are working on this router. I've genera...

Hello,I'm trying to use t.38 fax relay with our as5400hpx.It's running 12.4(19)I'm also running 10.9.0 for spe firmwareI am recieving the following as soon as the t.38 negotiation completes. (fax t.30 debugging is on)The call is hungup immediatly.It ...

I'm having some problems with inbound T.38 faxing on an AS5350. I'm working with Dialogic show is supporting their SR140 virtual fax card. I am turning on the fax relay debugging, but need to filter only the senders who are having fax failures to iso...

Hi, all,I have a very strange voice  quality problem. We have a remote worker who has 7941 phone plugged to a  C851W SOHO router, C851W is configured as ezvpn client, the 7941 phone  registers to CUCM in HQ, HQ has a 2821 MGCP gateway conncts to PSTN...

Hi Expert,I really curious about the quality of VOIP over internet. Is there any possiblity to do this by using cisco router at both end like below?? If possible, how can it be implemented?(site A)IP-Phone--------(Cisco router)---------INTERNET_CLOUD...