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Chapter 1 Overview
1-10
No.
Item
Specifications
3.1.1.10
Add/Drop
Bitrate
Mapping
Error addition
Error addition timing
Alarm addition
Alarm addition timing
Error, alarm detection
Add (Drop) PDH/DSn to (from) STM/OC-N.
1.5 Mbit/s, 45 Mbit/s, 2 Mbit/s, 34 Mbit/s, 139 Mbit/s
PDH/DSn Async. Mapping
FAS, Bit all, B1, B2, MS-REI (M0/M1)
Refer to 3.1.2.11.
LOS, LOF, MS-AIS, MS-RDI
Refer to 3.1.2.12.
At Drop, Error/Alarm of PDH/DSn cannot be detected.
3.1.1.11
Delay Measurement
Measurement period
Measurement range
Accuracy
0.5, 1, 2, 5, 10 s
0.1 to 999
µ
s, 1.0 to 999.9 ms, 1.0 to 10.0 s, >Timeout
±
50
µ
s (
±
250
µ
s when 64 kHz Mux/Demux.)
Содержание MU150101A
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