Specifications

7-86
Cisco MGX 8850 (PXM45) and MGX 8950 Software Configuration Guide
Release 3, Part Number 78-14788-01 Rev. C0, January 2004
Chapter 7 Switch Operating Procedures
Managing Line Loopbacks
Enter the dsplns command to verify that the appropriate line is in the specified loopback state.
M8850_NY.1.AXSM.a > dsplns
Medium Medium
Sonet Line Line Line Frame Line Line Alarm APS
Line State Type Lpbk Scramble Coding Type State Enabled
------------- ----- ------------ ------ -------- ------ -------- ------ -------
1.1 Up sonetSts12c Local Enable NRZ ShortSMF Clear Disable
1.2 Up sonetSts12c NoLoop Enable NRZ ShortSMF Clear Disable
2.1 Down sonetSts12c NoLoop Enable NRZ ShortSMF Clear Disable
2.2 Down sonetSts12c NoLoop Enable NRZ ShortSMF Clear Disable
Table 7-43 addlnloop Command options
Parameter Description
-line type Specifies the type of line on which to perform the loopback
test will.
For an AXSM card, the possible line types are:
• -ds3
• -sonet
For an AXSME card, the possible line types are:
• -ds3
• -e3
• -sonet
• -ds1
• -e1
For an AXSME-32 card, the only possible line types is -ds1.
Note For AXSM cards, the keyword ds3 applies to both
T3 and E3 line types.
bay.line Identifies the bay (1 or 2) and the number of the line. The
line number can be 1 to the highest numbered line on the
back card.
-lpb Specifies the type of loopback:
• 1 = NoLoop
• 2 = Local
• 3 = Remote