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Cisco MGX 8850 (PXM1E/PXM45), Cisco MGX 8950, Cisco MGX 8830, and Cisco MGX 8880 Configuration Guide
Release 5.0.10, OL-3845-01 Rev. B0, August 16, 2004
Chapter 3 Provisioning PXM1E Communication Links
General PXM1E Configuration Procedures
lists the parameter descriptions for configuring SONET, DS3 and E3 lines. Be sure to use only
the parameters listed for E3 lines.
Step 5
To verify your configuration changes, enter the dspln command.
Verifying Line Configuration
To display the configuration of a line, use the following procedure.
Step 1
Establish a CLI management session at any user access level.
Step 2
If you do not know the line number you want to view, display a list of the lines by entering the following
command:
mgx8830b.2.PXM.a >
dsplns
Step 3
To display the configuration of a single line, enter the following command:
mgx8830b.2.PXM.a >
dspln
-
type
<
bay
.
line
>
describes the dspln command parameters. The line configuration appears as follows:
mgx8830b.2.PXM.a >
dspln
-sonet 2.1
Line Number : 2.1
Admin Status : Up Alarm Status : Clear
Loopback : NoLoop APS enabled : Enable
Frame Scrambling : Enable Number of ports : 1
Xmt Clock source : localTiming Number of partitions: 1
Line Type : sonetSts3c Number of SPVC : 0
Medium Type(SONET/SDH) : SONET Number of SPVP : 0
Medium Time Elapsed : 80 Number of SVC : 0
Medium Valid Intervals : 73
Medium Line Type : ShortSMF
Configuring Inverse Multiplexing for ATM
The Inverse Multiplexing for ATM (IMA) feature enables multiple T1 or E1 lines to be grouped into a
single high-speed ATM port. The advantage of the IMA feature is that you do not need T3/E3 circuits to
support high bandwidth on your switch. On Cisco MGX 8850 (PXM1E) and Cisco MGX 8830 switches,
Table 3-3
dspln Command Parameters
Parameter
Description
type
The parameter specifies the type of line that is connected to the switch. Replace
<type> with -ds1, -e1, -ds3, -e3, or -sonet. Use the dsplns command to view the
configured line type in the Line Type column.
bay
Replace <bay> with 2 to indicate that the line is connected to a PXM1E back card in
the lower bay.
line
Replace <line> with the number that corresponds to the line for which you want to
display information.