Tdr Cable Test Cisco

Gigabitethernet0 1 unassigned yes unset up up.

Tdr cable test cisco.

Tdr can test cables up to a maximum length of 115 meters. Hi andy tdr guidelines. Hi i m finding what looks like cisco blanket disabling the tdr cable test feature on switchports on the 2960 x if the downstream device is negotiated to anything other than 1000mbps. Cable diagnostics can help you detect whether your cable has connectivity problems.

I would like to test the cables by cable diagnostics tdr. Test cable diagnostics tdr interface gigabitethernet 1 0 44 tdr test started on interface gi1 0 44 a tdr test can take a few seconds to run on an interface use show cable diagnostics tdr to read the tdr results. A sample run result. See the release notes for cisco ios release 12 2sx on the.

In those instances the port on the switch should be administratively down before the start of the tdr test. Tdr test started on. Switch sh ip int bri i up. Sw despacho 01 show cable diagnostics tdr int g1 0 5 tdr test last run on.

A tdr test can take a few seconds to run on an interface use show cable diagnostics tdr to read the tdr results. For some reason when i ran the command test cable diagnostics on some cisco 3750x the test never complete. The following guidelines apply to the use of tdr. Tdr test last run on.

If you connect a port undergoing a tdr test to an auto mdix enabled port the tdr result might be invalid. The tdr test guidelines are as follows. Here is the command. February 07 10 51 16 interface speed local p.

Cxxx7sw17 show cable diagnostic tdr int g0 20. Show cable diagnostics tdr int gig0 1 will provide the tdr results. Is this done intentionally or am i hitting some kind of bug. I ve read about the test cable diagnostics tdr command but i need clarification on the examples listed below to make sure that i am providing the right answer to my co workers.

We have a ws c3750x 48pf s switch with poe and phones in it. Interface speed local pair pair length remote pair pair status. Switch switch test cable diagnostics tdr interface gigabitethernet 0 1. Related commands command description clear cable diagnostics tdr clears a specific interface or clears all interfaces that support tdr.

Show cable diagnostics tdr interface interface interface number syntax description. A tdr test can take a few seconds to run on an interface. Sw 01 test cable diagnostics tdr interface g1 0 5 link state may be affected during tdr test tdr test started on interface gi1 0 5 a tdr test can take a few seconds to run on an interface use show cable diagnostics tdr to read the tdr results. Sw frpau x00i1b ausr sh cable diagnostics tdr interface gi1 0 11 tdr test last run on.

Show cable diagnostics tdr displays the test results for the tdr cable diagnostics. When running test cable tdr int int and then. Hello guys we are facing latencies on our lan. Chapter 2 cisco ios commands for th e catalyst 6500 series switches with the supervisor engine 32 pisa show cable diagnostics tdr show cable diagnostics tdr to display the test results for th e tdr cable diagnostics use the show cable diagnostics tdr command.