when i dial the number it just rings for the caller and there is no dial tone at receiver end. after few rings call gets disconnect.I took the traces can someone help here? Also when i see logg there are too many log entries as below: 16734527: Apr 3...

Hi, i have an issue where people calling from outside they hear ring after 30 sec for one phone but for another phone it gets through intently.  

Hello, I am looking a solution to connect the external speaker and mic to a Cisco7942 phone for a conference room, if I connect an RJ9 to 3.5 connecter and connect it to external spk and mic will that work without any issue? also, suggest if any cost...