Loss of Code Word Delineation alarm
In SONET and SDH, it is standard practice to assert alarms until the
referred condition clears.
Thus, until the 64b:66b codeword framer locks up on the codeword
pattern, we should assert
Loss_of_Codeword_Delineation by borrowing the ATM Loss of Cell
Delineation codepoint in
the G1 byte Enhanced Remote Defect Indication (ERDI) field. There will
be no ambiguity, as we have
a unique Signal Label in C2. Best of all, we can use the same
If this is old hat and a done deal, please excuse the reduncancy. I
don't yet have access to the drafts.
Dr. Gary A. Nelson
Zynrgy Group Inc
20708 Deerpath Road
Barrington, IL 60010-3787