Specifications

7-75
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
Tracing Established Connections
Displaying Path Trace Information
There are several commands that allow you to display trace information about a connection. By entering
these commands at the slave end of the connection, you can determine the path taken by a connection.
Table 7-39 describes these commands.
Clearing Path and ConnectionTraces
All path and connection traces are stored in a buffer. To clear a connection traces, you need to delete it
from the connection or path trace buffer.
Table 7-38 conntrace Command Options
Command Description
portid Identifies a PNNI physical port, in the format slot:subslot.port:subport.
callRef Provides a call reference by itself to trace the connection. A call reference by
itself identifies
Range for callRef: 1-16777215
endptRef If you provide a call reference, you can also provide an endpoint reference for
a point-to-multipoint (P2MP) call.
Note This release does not support P2MP calls.
Range for endptRef:1-32767
vpi VPI, which depends on whether the connection is a virtual path connection or
a virtual channel connection, in the range from 1 through 4095.
vci VCI, in the range from 0 through 65355.
flag Flags the call trace so that it will be based on a call reference. Enter a 1 if to
flag the call. Enter a 0 if you want to disabled the call reference flag on the
current trace.
Default: 0
Table 7-39 Path and Connection Trace Commands
Command Description
dsppathtracenode
<enable|disable>
Displays the nodal configuration for the path and connection trace.
dsppathtraceport
<portid>
Displays the port configuration for the path and connection trace.
dsppathtraceie
<portid>
Displays whether or not TTL 1E is included in the specified port’s
configuration.
dsppathtracebuffer
<portid><vpi><vci>
Displays a specific connection based on the physical port id, vpi, and vci.
dsppathtracebuffer Displays all path traces in all the path trace buffers.