I have setup uc560 with 6 FXO ports in a trunk group. the issue that i am facing is that if all fxo ports are busy and some one try for an outgoing call no busy tone is heard rather the call is disappears from the ip phone after few seconds.
I don't think you would get a busy tone in this situation. Since there are no free lines outbound the call can't be set up properly and the call drops. A busy tone indicates that the number you are calling is busy and you haven't gotten far enough in the call set up to determine that.
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...