Dell PowerEdge FN I/O Module Command Line Reference Guide 9.10(0.0)

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cx4-cable-length

Configure the length of the cable to be connected to the selected CX4 port.

Syntax

[no] cx4-cable-length {long | medium | short}

Parameters

long | medium | short

Enter the keyword that matches the cable length to be used at the selected port:

short = For 1-meter and 3-meter cable lengths.
medium = For 5-meter cable length.
long = For 10-meter and 15-meter cable lengths.

Defaults

medium

Command Modes

INTERFACE

Supported Modes

Full–Switch

Command History

Version	Description
9.9(0.0)	Introduced on the FN IOM.
9.2(0.0)	Introduced on the M I/O Aggregator.
8.3.16.1	Introduced on the MXL 10/40GbE Switch IO Module.

Usage Information

This command only works on ports that the system recognizes as CX4 ports. The figures below shows an attempt to configure an XFP port with the command after inserting a CX4 converter into the port.

For details about using XFP ports with CX4 cables, refer to your FN IOM switch hardware guide.

Example (Unsuccessful)

Dell#show interfaces tengigabitethernet 0/26 | grep "XFP type"
                                             
                                             Pluggable media present, XFP type is 10GBASE-CX4
                                             
                                             Dell(conf-if-te-0/26)#cx4-cable-length short
                                             % Error: Unsupported command.
                                             Dell(conf-if-te-0/26)#cx4-cable-length medium
                                             % Error: Unsupported command.
                                             Dell(conf-if-te-0/26)#cx4-cable-length long
                                             % Error: Unsupported command.
                                             Dell(conf-if-te-0/26)#

Example (Successful)

Dell#config
                                             Dell(config)#interface tengigabitethernet 0/5
                                             Dell(conf-if-0/5)#cx4-cable-length long
                                             Dell(conf-if-0/5)#show config
                                             !
                                             interface TenGigabitEthernet 0/4
                                             no ip address
                                             cx4-cable-length long
                                             shutdown
                                             Dell(conf-if-0/5)#exit
                                             Dell(config)#

Related Commands

show config – displays the configuration of the selected interface.