CUCM includes a basic DHCP server capability. It is intended to support only IP phones, andnot very many of them: only up to 1000 phones. _________________________________________ New learner trying to put this in real life understanding: -----------...
Forum Posts
Hello All,I'm trying to drum up support to get Cisco to identify and fix lagging DTMF issues in various Cisco SIP phones. I've mainly been working with 7800 series phones lately (with both CME and CUCM). The lag issue primarily appears when users hav...
Hi; in my system only 8845 ip phone couldn't call over siptrunk but can be called Cucm ---SIP Trunk----cube----SIP Trunk----- ISP
Hi, I'm running a voice gateway with three connections: - PSTN provider (ISDN) - Legacy PBX (ISDN) - CUCM (SIP) I translate everything to E164 as soon as it comes in, so all routing is on that. I have a dial-peer to the PSTN for +T, so anything...
Hello all,Not sure if anyone else has ran into this while upgrading their systems to CE8.3.0, but I have ran into this on every SX, DX, or MX system I have upgraded. NTP appears to not properly re-establish after the upgrade and reboot. Below are th...
hello, Why is all my external number is showing next to my internal number like 1XXX(0XXXXXXXXXX). Is there any way to disable it in CME configuration?
Hello All, Gateway: ISR4321/K9 IOS-XE Version: 03.13.04.S IOS Version: 15.4(3)S4 I am trying to test the SRST failover of an ISR Router, but after I cut the connection to CUCM, the IP Phones never actually register to the Router. See below for conf...
Hi guys, A strange one, as it seems. Setup: ISDN - 2911 - CUCM - IP Phone Calls go through ISDN via 2911 to the IP phone, got silence from ISDN to IP phone. It does work well the other way, I can hear voice coming from IP Phone to ISDN. The s...
Resolved! Phone Number Management
How does everyone manage phone numbers for what is used and available?Shared excel documents don't work.Prime doesn't work for this either.There has to be a tool out there that can take an input (DID range X-Y) then look up in the database for DNs, T...
Hi, We configured a Cisco ISR 4321 as MGCP to the CUCM 10.5. Upon checking the output of show ccm-manager the status is registered while on the CUCM side, the E1 port is on unregistered status. Please see the information below for the ISR 4321: SPMY...
Resolved! SPA 112 registration with CME 8.5
Hello, I am trying to register an SPA 112 with CME 8.5 on Cisco 2811. I have configured the SPA mac address as a third party sip phone. However, I dont see the SPA registering. SPA line status says "registration failed" and I dont see any active re...
Hello all We have a remote site where there are 4 8831 conf phones and several 8841 desk phones. When dialling International code in Mexico we use 0 for line then 00 for international. However, when trying this the conf cuts out after the third 0. Th...
Hi all. We have a CME running on a 2951 with Version 15.3(3)M4. We have a few 8831 phones registered using SIP that are unable to make calls. Here's what we have for the phone config:voice register pool-type 8831 description Cisco SIP Phone 8831. re...
Hi folks, I have CUCM 11.5 on Cluster A and CUC 8.0.3 on Cluster B. Cluster-A: CUCM & UCCX 11.x. Cluster-B: CUCM and CUC 8.x. I'm having UCCX 11.6 contact center environment. I've inter-cluster trunk UP and running between CUCM cluster-A and CUCM...
Hi Team, I have a customer that has reported us problems with Cisco Unity Connection, when I connect to this, I see that it shows a message indicating "Cisco Unity Connection can not answer calls. A license violation has ocurred.", when I review th...
