Hi,I am experiencing an issue when auto registering a 7911G phone in that I am getting the message 'registration: security error', however, the phone is downloading firmware upgrades as normal. The 7911G phones will register if pre-built on call mana...

Hi all,I am adding a new subscriber server to an existing cluster (1 x Pub & 2x Subs), however, the installation disk I have been sent is of a lower version to the version that is currently running on the cluster. The cluster is running on (Ver 7.1.2...

HiI am experiencing an issue with MGCP dial-peers in that when my router loses & regains the connection with Call Manager the MGCP dial-peers alter position in the running config. e.g. :Normal Operationdial-peer voice 999100 pots service mgcpapp port...

Hi All,I am experiencing problems when adding 2 x 7915 expansion modules to a 7962 G phone. I currently have this successfully setup & operational in several locations on our call manager v 6.1. It looks as if the 7962 is not actually seeing the 7915...

Hi all,I have an 1861 router configured to use MGCP & SRST for failover.I am using 1 FXO ports which is connected to an analogue line from the local BT exchange.I am using 2 FXS ports connected to 2 analogue telephones. Problem 1Within the call-m...