Path signal label (c2) – EXFO IQS-8100 Series Transport Blazer for IQS-600 User Manual
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SONET Tabs
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IQS-8100 Series Transport Blazer
Path Signal Label (C2)
Path Signal Label (C2)
The C2 byte is allocated to indicate the content of the STS SPE, including
the status of the mapped payloads.
Note: Selecting the C2 byte from the list will automatically update the C2 byte
from the Path Overhead section and vice versa.
For HOP OH RX tab only:
³
Expected Path Signal Label: Allows selecting the expected Path Signal
Label.
³
Enable PLM-P/UNEQ-P (Payload Label Mismatch - Path / Unequipped -
Path): Enables the Payload Label Mismatch and UNEQ-P monitoring.
C2
(Hex.)
Description
C2
(Hex.)
Description
00*
Unequipped
16
Mapping of HDLC over SONET
01
Equipped - Non-Specific
17
SDL with self-synchronization scrambler
02
Floating VT Mode
18
Mapping of HDLC/LAPS
03
Locked VT Mode
19
SDL with use of a set-reset scrambler
04
Asynchronous Mapping for DS3 1A
10 Gbps Ethernet (IEEE 802.3)
05
Mapping under development
1B
GFP
12
Asynchronous Mapping for
140M (DS4NA)
CF
Reserved (Obsolete HDLC/PPP framed)
13
Mapping for ATM
E1
a
to
FC
a
a.
These values cannot be selected as Expected Path Signal Label.
STS-1 w/1 VTx Payload Defects, STS-1
w/2 VTx Payload Defects, ... STS-1 w/28
VTx or STS-n/nc with Payload Defects
14
Mapping for DQDB
FE
Test Signal, ITU-T 0.181 specific mapping
15
Asynchronous Mapping for FDDI FF
a
STS SPE AIS (TCM)