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About This Item

 

Full Description

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. This standard, and its subparts, supersedes and replaces ATIS-0300231.2003 (R2007)in its entirety.
 

Document History

  1. ATIS 0300231.2019

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    Digital Hierarchy - Layer 1 in-Service Digital Transmission Performance Monitoring

    • Most Recent
  2. ATIS 0300231.2013


    Layer 1 In-Service Transmission Performance Monitoring

    • Historical Version
  3. ATIS 0300231.2003(R2007)


    Layer 1 In-Service Transmission Performance Monitoring (formerly T1.231-2003 (R2007) )

    • Historical Version