Heads Up :
The post you are writing will appear in a public forum. Please ensure all content is appropriate for public consumption. Review the employee guidelines for the community here.
There are two places to configure this setting in the Unity system. One is under the Subscriber > Messages > Taking messages from outside callers > Maximum message lengthThe other is under the Class of Service > Messages > Maximum length of message...
I am currently at the Partner Beta in San Jose and without giving out to much informatin there will be some changes coming out in the next few months! Hope this help!
In working with him direct the issues ended up being that "Troubleshooting Traces" had been enable by TAC therefore locking out any changes to the trace configuration page. Once this was disabled normal operation was restored.