IP Telephony and Phones

Hi,i use a Gateway with ISDN and MGCP Fallback. In SRST mode all SCCP Phone are registered and in/-outbound calls working fine. The 9951 SIP Phones are also registering, but the incoming calls are disconnected with:SIP/2.0 406 Not AcceptableDid someb...

Hello all, we are ugrading our old unity 4.0(4)SR1 to the latest version. We already have the Cisco MCS Server with Windows 2003 pre-loaded and I am wondering which version I need? First of all, what is the difference in Unity and Unity Connection? S...

Hi,I have a customer that needs to integrate CUCM 8.5 with Lync 2010. I can see on the web that these can be integrated over SIP.I need to know if the Lyc soft and Cisco IP harphone can have the same extension number. The idea is if the calls comes t...

Hi All,I would like know VG2821 basic trobleshooting steps .Currently i need to handle all VGs like MGCP and H.323 .I am new to Cisco platform.Thanks your Help and TimeRegards,Siva

Hi  All Iam trying to get the FOIP work  for faxing to internal extension inside the company. Ex: the company central number is 2323234 with several Fax macineone of them is extension number 4567 ,  iam using outlook client to send a fax to this inte...

I`m doing some reading on the CUCM SME and came across the word Leaf Cluster - what does it mean?thanks

I am adding 2811 as as a h.323 gateway in CCM 7 using following steps- In the first screen I select gateway type "h.323"- on next screen i fill all the fields (under "device name" I am using IP address of the gateway) - and click save The gateway is ...

Dear all,I am new to 8961, as I know 8961 is a SIP phone, so when it registers to the CME8.6 using SIP, I find some features can't be supported by the phone, like call pickup, call park softkeys. My question is can 8961 work as a sccp phone, and what...

I have a problem with 6961 phones that when I press the messages key, I get connected to CUC8.5 but the first second or so of the greeting is being missed so instead of being prompted to "Please enter your password" I'm getting "ter your password". I...

Hi All,Need help in knowing the reason behind the below logging error message on my Cisco 3800 DOD Voice router.Error message is : Jan 15 07:21:57.659: %FLEXDSPRM-3-TDM_CONNECT: failed to connect voice-port (0/0/0) to dsp_channel(0/0/0)There is no ca...

Hi All, we have 3845 MGCP gateway with the CUCM 7.x version. Calls (incoming/outgoing) are being dropped after 5-10 minutes. any suggestion would be appreciated: here is partial gateway configuration: ccm-manager fallback-mgcpmgcp call-agent ccm2 242...

I currently have CCM6.1 and what i want to do is to record calls of our call center agents, currently i'm spanning the ports but i want to change and use sniffing. i want the phones to send the calls directly to the voice recording server, can this b...

Can anyone tell me if Single Number Reach uses any DLU's. I can't seem to get a straight answer.  Running callmanager 6.1

Hi,I have CUCM 7.x and i would like to upgrade to CUCM 8.x.  Can i have please the step by step guide for upgrading this CUWL License.Thanks,

I was trying to update CUCM users ( LDAP integration ) and spent lots of time to figure out that some of the options in BAT.xlt file do not appear until you setup it correctly.The objective of this discussion is to let everyone be aware of this fact ...