Provided are a system and method for transferring management channel information (inband or using path overhead) over a synchronous optical network (SONET). In one example using inband management information, the method includes encapsulating management information in an internet protocol (IP) packet...http://www.google.de/patents/US20050008013?utm_source=gb-gplus-sharePatent US20050008013 - Embedded management channel for SONET path terminating equipment connectivity
