IP Telephony and Phones

Dear All,One of my customer purchease cisco 3900 cme they have around 150 user .customer dont want E1/T1 they purchease sip line how i can configure SIP line in cisco cme .insted of configuring E1/T1 i need to configure SIP line Please help me ... i ...

Can anybody provide me the part number for SRSV 9.1 license?From Cisco document:"Connection SRSV is a licensed feature for which you need to install the SRSV specific license on the Enterprise License Manager (ELM) server for the central Connection."...

Hi,i have a "little" problem with the 89xx phone series.After upgrading the phone FW at version 9.3.2 or higher the phone display does not longer show the busy message. Only the busy tone is heard at the handset. I have notice that this problem appea...

Dear Support Team,I have to setup an E1 on a router to enable me route voice calls to the PSTN how can i achieve that.a. can i use the normal ethernet RJ45 cable for the E1 connection ?

Good morning,I have a Call manager (Cisco router 3845) with the following characteristics :- Product number : C3845-IPVOICEK9-M- IOS : c3845-ipvoicek9-mz.124-15.T7.bin- 2 Gigabit Ethernet interfaces- 2 Channelized (E1 or T1)/PRI portsSo my questions ...

Using Call Manager 8.6 suddenly problem is reported by receptionist that on her Attendant Console telephone icons not appearing on screen.She is not able to verify the status of extension before transffering the call

Hi allI configured Secure conferences on the GW and CUCM and the dspfarm profile is registered with CUCM.Cluster is secure, when I place calls between 2 phones the lock is shown on the phones display.Also when I place calls between Jabbers, jabbers a...

Hi guysCan somebody help us?We have100x 9951 (sip)400x 69xx (sccp)UCM 9.1.2The 9951 sip are flapping between UCM. We idenfied timeout between phones/ucm.After sniffer the network, we identified big number retransmission of packets (from sip phones) a...

Hello,I try to secure call between two IP-phones CIPC.I plug the 2 ip-phones in a LanSwitch which is plugged in a CME router.Non-secure calls are OK, but when I try to revert the Security Mode into ENCRYPTED (server mode secure), the phones are block...

Hello,Call forwarding worked without problems, we could forward our phones to external numbers and everything was ok, when somebody called to my phone, I could  got the call to my cell phone.But now when I forward my phone to external number and try ...

Hello, we use a CUBE between Provider and CUCM.Within incomming Invites we received the "Blocknumer without DDI" in the Header and the Number with DDI in the TO: Address.The outgoing Dial-peer matches and send the Call to CUCM but only with the Block...

Hi,We have various model of ip phone in our production network, and each model, with different phone load although same model. For e.g.:CISCO 7911, we have 8.3.2S, 9.0.3S existing in the production network.I used RTMT to filter the out-dated (prior t...

Hello!I am connecting Some analoge phones to VG350 FXS ports which is  configured as a MGCP Gateway in CUCM. I beleive MGCP did not requires any license for it. Can some confirm this ? is there any Cisco doc on it ?Thanks & Regards,