This standard provides performance monitoring (PM) functions and requirements applicable to Layer 1 transmission signals for the covered levels of the North American transmission hierarchy. This standard provides functional requirements to support maintenance and is not meant to be an equipment specification.
Original price was: $135.85.$67.00Current price is: $67.00.
Layer 1 In-Service Transmission Performance Monitoring (formerly T1.231-2003 (R2007) )
The Alliance for Telecommunications Industry Solutions , 10/01/2003
Pages: 28
Related products
-
ATIS 0403000-0500
Original price was: $210.71.$105.00Current price is: $105.00. -
ATIS 1000608.1991(S2017)
Original price was: $330.00.$165.00Current price is: $165.00. -
ATIS T1.TR.21-1993
Original price was: $145.00.$72.00Current price is: $72.00. -
ATIS 1000619.1992(S2020)
Original price was: $330.00.$165.00Current price is: $165.00. -
ATIS T1.TR.19-1993
Original price was: $110.00.$55.00Current price is: $55.00.