This standard provides performance monitoring (PM) functions and requirements applicable to SONET digital transmission. This standard provides functional requirements to support maintenance and is not meant to be an equipment specification.
Original price was: $111.76.$55.00Current price is: $55.00.
SONET — Layer 1 In-Service Digital Transmission Performance Monitoring (formerly T1.231.04-2003 (R2007) )
The Alliance for Telecommunications Industry Solutions , 10/01/2003
Pages: 76
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