Technical data

Networking Two SBX IP Systems E-36
Appendix E: Quick Start Topics
SBX IP 320 Programming & Operations Guide
4. If you will be using a Loop Button to access Dialtone for External Calls, you will need
to move the VoIP CO Lines to a different Line Group.
CO Attributes I > Line Group 24 (do not use Line Group 25) … Update.
Release 3.5
June 2010