Is the server restarting itself - i.e. reboot when you can no longer ping (which is just the network interface, not services running on the server ...). What does the Application and System event logs show? You should see a User32 error posted if it restarted itself? Also is the server taking a dump? Is the problem occurring at the same time/day or no pattern to the problem?
We really need to know more about the specific problem and error log and application/system event log errors preceding the problem to best help you. Unity won't just stop working without giving you some type of error.
SIP traces provide key information in troubleshooting SIP Trunks, SIP
endpoints and other SIP related issues. Even though these traces are in
clear text, these texts can be gibberish unless you understand fully
what they mean. This document attempts to br...
Please find the attached HTML document, download and open it on your PC.
This provides an easy to use form where you simply answer a few
questions and it will render the proper jabber-config.xml file for you
to copy/paste. There is built in logic to verif...
CUCM Database Replication is an area in which Cisco customers and
partners have asked for more in-depth training in being able to properly
assess a replication problem and potentially resolve an issue without
involving TAC. This document discusses the bas...