is your phone registered to the CUCM publisher when it doesn't get your toast for pickup? and is your jabber using the CTIManager on the publisher or another server?
try registering your phone to the publisher and configuring your jabber to use the...
the quickest way to do it is:
1.file search install system-history.log (refresh)
if this returns anything then you've had an refresh install done.
2. file search install install.log VOS_INSTALL_CONTEXT
normal VOS_INSTALL_CONTEXT = install (no...