EXFO FTB-8510B Guia Del Usuario página 1007

Path Signal Label (V5)
The V5 byte is allocated to indicate the content of the VC path, including
the status of the mapped payloads.
Bits 5, 6, 7 of V5
a
000
001
010
011
100
101
110
a
111
a. These bytes cannot be selected in receive mode.
For HOP OH RX tab only:
Expected Path Signal Label: Allows selecting the expected Path Signal
Label.
Enable LP-PLM/LP-UNEQ (Low Order Path - Payload Label Mismatch /
Unequipped): Allows enabling the Signal Label Mismatch for the
expected message defined.
SONET/SDH Application
Unequipped or supervisory-unequipped
Reserved (Equipped - Non-specific)
Asynchronous
Bit Synchronous
Byte Synchronous
Extended Signal Label
Test Signal, ITU-T 0.181 specific mapping
VC-AIS (TCM)
LOP OH TX/RX (SDH)
Description
SDH Tabs
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