Specifications

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Cisco MGX 8800/8900 Series Software Configuration Guide
Release 5.1, Part Number OL-6482-01, Rev. A0, January 25, 2005
Chapter 3 Provisioning PXM1E Communication Links
General PXM1E Configuration Procedures
mgx8830b.2.PXM.a > dsplns
Remember that you cannot configure a line until you have brought it up as described in the previous
section, “Bringing Up Lines.”
Step 3 To display the configuration for a line, enter the dspln command. For example:
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 : 623 Number of SVC : 0
Medium Valid Intervals : 72
Medium Line Type : ShortSMF
For more information, see the “Verifying Line Configuration” section later in this chapter.
Step 4 To configure a SONET line, enter the following commands:
mgx8830b.2.PXM.a > cnfln -sonet <bay.line> -slt <LineType> -clk <clockSource>
Table 3-2 describes the parameters for configuring lines. Be sure to use only the parameters listed for
SONET lines.
Step 5 To verify your configuration changes, enter the dspln command.
Configuring T3 Lines
At the physical communications level, you can configure the following options for DS3 lines:
• Line type
• Line length (distance in meters)
• C-bit checking
• Line clock source
• Out of frame alarm criteria
• RcvFEACValidation
The following procedure describes how to configure T3 lines.
Step 1 Establish a configuration session using a user name with GROUP1 privileges or higher.
Step 2 If you do not know the line number you want to configure, enter the dsplns command to display a list
of the lines.
mgx8830b.2.PXM.a > dsplns
Remember that you cannot configure a line until you have brought it up with the upln command, as
described in the “Bringing Up Lines” section earlier in this chapter.
Step 3 To display the configuration for a line, enter the dspln command. For example:
mgx8830b.2.PXM.a > dspln -ds3 1.1
Line Number : 1.1
Admin Status : Up Alarm Status : Clear
Line Type : ds3cbitadm Number of ports : 1