User guide

Packet Over SONET Module Installation and User Guide 3-5
Basic PoS Module Configuration Information
Table 3-1 lists the configurable SONET link parameters and their default values.
Table 3-1: SONET Parameters and Values
Parameter Possible Values Default Value
Framing SONET or SDH SONET
Clock source internal or line internal
Signal Failure threshold
1
1. B2 bit error rate (BER) threshold; a Signal Failure (SF) event is generated if the BER exceeds the
specified threshold.
10
-3
through 10
-5
10
-5
Signal Degrade threshold
2
2. B2 bit error rate (BER) threshold; a Signal Degrade (SD) event is generated if the BER exceeds the
specified threshold.
10
-5
through 10
-9
10
-6
J0 Section Trace byte
3
3. The default value of 1 is per ANSI T1.105-1995. This parameter applies only when SONET framing is
configured on the port.
0 through 255 1
J0 Section Trace string
4
4. This parameter applies only when SDH framing is configured on the port.
Maximum of 15 characters 15 NULL characters
J1 Path Trace identifier string
5
5. When SDH framing is configured on the port, only the first 15 characters of the string are applied.
Maximum of 64 characters IP address of port’s VLAN (in
dotted-decimal notation)
C2 Signal Label
6
6. Set automatically based on synchronous payload envelope (SPE) payload type.
0 through xFF auto