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FAQ- why we can't connect SF64 board to LWF board in WDM system

Publication Date:  2012-07-25 Views:  31 Downloads:  0
Issue Description
after connect SF64 board in OSN 3500 to LWF board in WDM the STM64 not working normally 
Alarm Information
the LWF board gives R-LOF alarm in WDM 
Handling Process
after disable FEC function in SF64 the problem didn't clear also because the rate still different between LWF and SF64 
the rate of signal must be inter to LWF board is 10Gbit/sec but the rate of signal out of SF64 after disable FEC already have OH bytes so it must be more than 10Gbit/sec
Root Cause
we cant connect SF64 to LWF because the rate is different in SF64 than LWF 
Suggestions
the SF64 must be connect direct to optical multiplexer unit without OTU

END