Voice over IP

We have issues where all Cisco phones are not displaying the set German language for the buttons/menu options. It is still in English despite setting this as German within the handsets and on the web interface for the phones. 

I want to setup a shared line such as 3299 which would show as a second line on a group of phones. We will then configure our AA to send calls to 3299 when the caller selects the option to speak to a representative. I don’t want to have to setup a ph...

Hello All, I am facing some issues while communicating with the SIP Lines, the SIP Server provided by the service provider (STC-Saudi Arab) is pingable and everything seems to be fine in configuration as well, I have done this same configuration on m...

I'm setting up our Cisco router to for best practices for a new VoIP system we're adopting (8x8).  I've got most things figured out, but I wanted to verify whether my thoughts are correct or not on on particular thing.  The guide for setting up a Cis...

Hello,We are upgrading all of our older 7960 series telephones to 8841s and 8851s.  I've noticed that outside calls coming into extensions on the new phones via hunt groups don't display the calling number IDs while ringing in.  The 7965 phones do.  ...

I have a very old Cisco IAD2431 running 12.4(24)T10 code.  This IAD has been running for many years without any issues.  The problem is that we are moving our internal VoIP system to the cloud.  Right not the SIP dialogs are happening through the fas...

while Connecting Cisco Jabber in Home Broad Band connection Phone Service is Loading only Cant Recieve any Calles \ Make any Calls  Device is Iphone  can someone help me to fix this issue ?

I have a problem with incoming and outgoing calls. I have configured it. It registers on the sip trunk of the provider. The calls do not work. Can anyone help me?

Hello all ,I was offered a 8851-K9-REF ,what is the REF code ? refurbished ?

Hello,I have spent a considerable amount looking through Solarwinds docs and Cisco Docs but neither compliment each other. I have spent a ton of time adding and removing IPSLA parameters with no luck?  I am trying to setup all VoIP SIP parameters inc...

we have a Cisco 3800 series Call Manager when calling from one IP phone to another IP phone sometimes gets noisy and sometimes the call disconnects.3800

Can someone please explain to me what I may be doing wrong? The "final 7615" has voicemail turned on and setup but for some reason when the call ends, instead of hearing the user's voicemail intro I get, "Welcome to Cisco Unity Connect...". Are my co...

Hello ! I am having a problem with a SIP trunk , i can make calls to outside PSTN after i remove and reinsert the static route to the SBC provider . The connection works for a limited amount of time , then i receive 503 service unavailable so i alway...

Hi folks,I have two ISR4331 routers with voice bundles and some 7841 phones, on an isolated network. How do I procure and apply CUCME 14.1 to work with this i.e. is the call manager licensed on a per-router basis? I find it very difficult to know wha...