I have a stack of 9 3850-48P-S switches that are running version 03.06.05E of cat3k_caa-universalk9 software image. They have IP Phones plugged in - various models, 7940, 7960, 7970, 8811, 8861 etc. This is the typical switchport configuration:- inte...

Hello,I have a CallManager (v.4.1.3) cluster in the UK and a CME (v4.0) in the USA. They are connecting by a route plan direct to the CME which is setup on the CCM as an H.323 gateway. At present we only dial extension numbers in the USA from the U...

Hi,I am trying to get VT advantage working, but so far have only achieved success with a 7940 phone. Attempts with a 7970 and a 7941 both fail.Are there minimum phone loads that we should be looking for. All phones are past the ones listed by Cisco...