IP Telephony and Phones

Hello Following migration of CUCM and Unity Connection V8.5 to V9.1.2 we meet a very important problem of slowdown on the CUCM Publisher Web interface. The servers used UCS C210 M1 are with ESXi 5.1 The slowdown makes it virtually unusable administra...

Hi,I am using SIP trunk and have 10 DID numbers for FAX machine. I have to configure FAX with IP Telephony system, I am using ATA 186 to support fax. I just go through the Cvoice-Book, I come to know from internet, that lot of user facing problem, lo...

Hello,I have implemented a VoIP gateway with a 2901 cisco and a VWIC3 module. In the IP network I have an Asterisk PBX. In the PSTN I have a E1 primary trunk.I'd like that all the calls from Asterisk to PSTN were authenticated (with SIP digest)I have...

Are the following class-maps equivalent since there is only one match statement in them?  or does the any/all apply to "af41 and/or cs4"class-map type qos match-any VIDEO     match dscp af41 cs4           class-map type qos match-all VIDEO     match ...

hello,i have cucm version 8.6.1 .Phone 7931 version -SCCP31.9-1-1SR1S. When I access the phone via web i get this error and doesn't chnage to Hebrew .

Hi I have configured SRST and Phones are getting registered succesfully. For SRST phones need to make outgoing calls via E1 and should change the calling number, i tried using translation rule. but in debugs number is not translated. dial-peer and tr...

Hello,I have recently been struggling with DTMF relay configuration in which the provider has issues with in-band DTMF transport and has requested DTMF's to be delivered out-of-band. Examining the SIP INFO and the SIP NOTIFY methods for out-of-band D...

Hello,we have a CUCM 8.6.x, and we would like that caller name appears on the IP Phones on incoming external calls (e.g., from PSTN or another PBX).Is there a way to obtain that only with CUCM?If not, is there an external solution (possibily free) to...

Dear All  We have faced a problem, recently we have migrated to a CUCM9 we simply import our config to the CUCM (after solving its problem), after switching to new CUCM we had  issues with some phones, hence we deleted the configuration security trus...

Can I go from        Cisco IOS Software, vg224 Software (vg224-I6S-M), Version 15.0(1)M1, RELEASE SOFTWARE (fc1)To version 15.1.4M6 or is there a couple versions i have to upgrade to first before i go to 15.1.4m6.Thank You.

I have sort of an needle in a haystack issue I am dealing with and hoping someone might be able to point me at something to try or look at.I have a remote location at completely random times and from completely random numbers when the location is cal...

Hi,Could someone help me to get some clarity on what features our client would loose if they decided to re-use their existing 3rd Party SIP devices rather than purchasing new Cisco IP Phones (e.g. 7841) on a new BE6K solution. They would like to pote...