IP Telephony and Phones

Hi I need to add a new site to an exisitng cluster which  means a new Region and Location. Can I add then during the day without effectng the devices?When I add a new Location do I have to re-sycnh bandwidth option and if so what is the effect on the...

Hello!I have C1861-UC-4FXO-K9 with HWIC-1T1/E1 module and I am trying to configure outgoing calls to PSTN via E1. The first thing I initialize the module and then configure controller E1:card type e1 0 2controller E1 0/2/0 channel-group 15 timeslots ...

I'm trying to find out some document/statement that talks about supporting UC apps on vSphere ESXi 5.0, either under TRC or spec-based model. Any chance somebody found something useful? There are tons of docs mentioning 4.0+ but I want to see explici...

Anyone know if you can use 8961 SIP phones with the WebEx Connect Client? Everything works fine until I try to switch WebEx Connect to "Use desk phone". It trys for a while then gives me "Service not Available" error message. 

Hi,Does anybody help me please how configure SIP trunk between Switchvox(digium) and Cisco Call Manager Express.I have both IP PBX in the same network:CME: 172.20.181.6Switchvox: 172.20.181.61Regards,Damjan Kosir

Hi,As my CME configuration. It's configured with after-hour block for international call.Problem is: I need all users who call one specified number without PIN. All international number need login by PIN first, but just one number do not need login.I...

Hi.Having trouble with DTMF signalling.Remote site1 (CME) dials outide number of remote site2 through CUCM.Site1 - (h323) - CUCM - (sip) - Site2 - (sip) - PSTNCall connects with RemoteMediaIPAddress at site2.SIP TRUNK Site2 uses RFC2833 DTMF setting....

Hi,I've to enable auto qos for ip phones:auto qos voipauto qos voip cisco-phoneauto qos voip cisco-softphoneas per cisco doc, above command automatically enables "mls qos trus cos" and "mls qos trus dscp". with this being said, would switch trust dsc...

Hi,We have a new installation of CUCM 8.6.There are a couple of incidents where a call coming through can be heard for the first 5 -6 seconds but then only the phone that has recieved the call can communicate but the caller cannot hear any reply.So c...

Hi,i have impelmented a 2 voice gateway (VG)  on Two sites. Those VG are connected each one to one PBX :1- Site A : ->  The VG connected to the PBX by tow BRI                  -> The PBX has 5 Analogue Phone ( 100 VIP,101,102,103,104)2- Site B : The ...

My Sip account is perfectly registered with the Sip provider, but the problem is that the router every time tried to registered another account (line 120) and the provider block the account.How can I do for block this issue?I've attached the configur...

Is there any way to see who is on the phone within Communications manager 8 or would this require something like Cisco Attendant console?