ITU-T O.161
IN-SERVICE CODE VIOLATION MONITORS FOR DIGITAL SYSTEMS
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| Organization: | ITU-T |
| Publication Date: | 1 November 1988 |
| Status: | active |
| Page Count: | 4 |
scope:
General
This specification describes an in-service code violation monitor for the first and second level in the digital transmission hierarchy.
The pseudoternary codes to be monitored are alternate mark inversion (AMI), high density bipolar with a maximum of 3 consecutive zeros (HDB3), B6ZS and B8ZS.
Document History
ITU-T O.161
November 1, 1988
IN-SERVICE CODE VIOLATION MONITORS FOR DIGITAL SYSTEMS
General
This specification describes an in-service code violation monitor for the first and second level in the digital transmission hierarchy.
The pseudoternary codes to be monitored are alternate...