Question is simply with regards to utilization of CU based off of SIP trunks will the SIP trunks carry TTY/TDD messaging reliably?
The reason for this specific question is that CISCO states that TTY/TDD works over VoIP, which I agree, but I can not find where it is practiced with CUCM and SIP specifically. Actually I did find a September 2010 CISCO best practice white paper which declares
"● Similar to the previous point, keep modem, POS, and telecommunications devices for the hearing impaired (TDD) traffic on TDM trunks for the present. SIP trunk technology is not ready to carry these traffic types reliably and predictably."
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...