Dell Force10 S4820T FTOS Command Reference Guide - Page 603

Version 7.6.1.0 Version 7.5.1.0 Version 7.4.1.0 Introduced on S-Series Introduced on C-Series Introduced on E-Series Usage On the S4810 and S4820T, after you enter the clear counters command and verify the results Information with the show interfaces command, the line rate is not reset to 0.00%. Example Related Commands FTOS#clear dampening gigabitethernet 1/2 Clear dampening counters on Gi 1/2 [confirm] y FTOS# show interfaces dampening Display interface dampening information. dampening Configure dampening on an interface. cx4-cable-length s 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 Mode medium Interface Command History Usage Information Version 7.7.1.0 Introduced on S-Series This command only works on ports that the system recognizes as CX4 ports. The figure below shows an attempt to configure an XFP port in an S25P with the command after inserting a CX4 converter into the port: Note: When using a long CX4 cable between the C-Series and the S-Series, configure the cable using the cx4-cable-length short command only to avoid any errors. Note: 15M CX4 active cable is not supported on C-Series and S-series. It is only supported for S2410 with active end on the device. Example FTOS#show interfaces tengigabitethernet 0/26 | grep "XFP type" Pluggable media present, XFP type is 10GBASE-CX4 FTOS(conf-if-te-0/26)#cx4-cable-length short % Error: Unsupported command. FTOS(conf-if-te-0/26)#cx4-cable-length medium % Error: Unsupported command. Interfaces | 603