IP Telephony and Phones

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Resolved! IP Phone 8851

Hello, I've already changed the background picture, where the image is white in its majority and also the screen fonts, so I was wondering if there is any way to change the font color in 8851 ip phone series. In all searches I've donde doesn't seem t...

ggl277808 by Level 1
  • 3 replies
  • 0 Helpful votes

            With Akhil BehlWelcome to the Cisco Support Community Ask the Expert conversation. This is an opportunity to learn and ask questions about Cisco Unified Communications Manager Certificates.  Cisco Unified Communications Manager is the hea...

I've got two 8821s flashing red, won't turn on.  On the USB Charger for 3 days.  Nothing in End User or Administrator Guide about flashing red LED indicator at top. blinking red.  8821 is new out of box, never been registered or turned on before.  I ...

Hi,I am working on a IP Telephony POC.My client is asking me to get all the UC applicatons working on KVM (Kernel-based Virtual Machine) from Red Hat. I do not if this is every tested by Cisco, has anyone done this before?Is there a document which li...

Hi I am recently deploying CUCM in our client company 4 BE7K SERVERS 1 as PUB and other three as an SUBS . I have installed all the CUCM part but unable to install two IM and P servers only one sub got installed and it is throwing some error 1. secur...

vasuraja by Level 1
  • 5 replies
  • 0 Helpful votes