IP Telephony and Phones

I have inherited a CME system that I'm not very familiar with and looking for some help. I have been asked to make international calling work on this phone system as apparently it never has before. After setting up an apprpriate dial-peer and consult...

Hello,I am running into an issue where trying to transfer an off-net call leg to another off-net call leg fails. The call is not terminate but remains up on the CUBE gateway.It seems as if somewhere after I press the transfer button that the SDP star...

Hi there,My customer currently has a Cisco 3825 and has 1 x VWIC2-2MFT-T1/E1 card with 2 x on-board PVDM2-64 already.1) It currently has CUBE licenses on it but i don't know how many.  Is there any IOS command I can use to check?2) Assume it already ...

Hi,We have a 6509 at our core/distrubution and stacks of 3750s  at the access. We are using port-chanels for the uplinks configured as  trunks. All layer 3 information is on the 6509.We are looking to  deploy Alcatel IP phones which will be marking a...

Hi all,If I have PVDM3-256, and 2x E1 connections exactly how many hardware conference I could potentially configurable? How do I calculate total PVDMs require to have 8- or 16- parties hardware conference? My CME hardware is 3925-SPE250/K9 router. P...

MAN I've got problems here lately -Cisco Unified CM System version: 8.5.1.11900-21This has never been an issue before and suddenly in the last two weeks, call forwarding doesn't work right. Users set the call fwd all either from the phone istlsef or ...

Hi All, I am running into an issue at a customer. We recently upgraded to 8.6.2 using firmware firmware 9-2-1S When some users call between phones at their site the phone will ring but as soon as you answer  it you get a busy signal. if we reset the ...

Hello,i have - a cisco 2951 with 2 E1 interfaces controlled by a cucm 8.6 - a VG224 controlled by MGCPI have many (many) troubles with faxes inbound. They seem to work randomlyCurrent setup is with modem passthrough and NSE, on both sides I have:voic...

Hi.I am using a 881 Wireless router in a DMVPN hub and spoke setup and I have a problem with the Cisco 9971 wireless phone.The phone keeps dropping of the network. Every 30-45 minutes the phone unregisteres and register again also in the middle of a ...

Hi All,I have a customer with a remote site located in India. I have configured an H323 Gateway on the CUCM.Incomming calls work perfectly.When I attempt to make an outgoing call, I receive a fast busy tone.This is the outbound dialpeer:dial-peer voi...

Hello all,We are in the middle of a CallManager migration from v4.3 to v8.5. Our plan to switch phones from old system to new was to modify DHCP settings. We have realized most of the IP phones have static IPs configured. Do you know of an easy way t...