---
name: "ibdmtr"
section: "1"
platform: "linux"
package: "ibutils"
version: "1.5.7+0.2.gbd7e502-3"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/ibdmtr"
---

# ibdmtr(1)

Fabric Trace Route

## NAME

ibdmtr -  Fabric Trace Route

## SYNOPSYS

ibdmtr \[-v\]\[-h\] {-c \<cbaling file\>\|-t \<topo file\>} -s \<sm node name\>\
   \-p \<sm port num\> -d \<comma-sep-dr-path\>

## DESCRIPTION

This utility parses a cabling list or topology file describing the systems connections that make a fabric.  Then it start following the direct route provided and print out the systems and nodes on the route.

## ARGUMENTS

Required arguments description.

- \-t\|--topology \<file\>

  Topology file describing the network. See man ibdm-topology-file.

- \-c\|--cables \<file\>

  Cabling list file. Following the line format:

  \<Sys1Type\> \<Sys1Name\> \<Port1Name\> \<Sys2Type\> \<Sys2Name\> \<Port2Name\>

- \-s\|--sm-node \<name\>

  The name of the SM node (not system). E.g. OSM/U1.

- \-p\|--port-num \<num\>

  The number of the SM node port the SM is attached to

- \-d\|--dr-path \<comm-sep-dr-path\>

  A list of ports to go out through

## OPTIONS

- \-v\|--verbose

  verbsoe mode

- \-h\|--help

  provide this help message

## AUTHOR

Eitan Zahavi, Mellanox Technologies LTD, eitan@mellanox.co.il