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Ethernet service will down with LCAS when loop service

Publication Date:  2012-07-25 Views:  52 Downloads:  0
Issue Description
One day, customer feedback one ethernet service down with LCAS when in-loop service on line board. 
Alarm Information
None
Handling Process
Don't use loop method to test service when enable LCAS.
Root Cause
R&D test such case in Lab, and find that when in-loop or out-loop service, the protocol of  LCAS will become disordered, and finally service become down. 
Suggestions
When enable LCAS function, don't loop service. Loop service will make the protocol become disordered and finnally service will down. 

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