Tdr Cable Test Cisco

The following guidelines apply to the use of tdr.

Tdr cable test cisco.

A sample run result. 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. Switch sh ip int bri i up. Show cable diagnostics tdr interface interface interface number syntax description.

Interface speed local pair pair length remote pair pair status. A tdr test can take a few seconds to run on an interface use show cable diagnostics tdr to read the tdr results. Gigabitethernet0 1 unassigned yes unset up up. Hi andy tdr guidelines.

Show cable diagnostics tdr int gig0 1 will provide the tdr results. Related commands command description clear cable diagnostics tdr clears a specific interface or clears all interfaces that support tdr. Tdr can test cables up to a maximum length of 115 meters. The tdr test is supported on cisco 7600 series routers running release 12 2 17a sx and later releases on specific mdoules.

Is this done intentionally or am i hitting some kind of bug. February 07 10 51 16 interface speed local p. I would like to test the cables by cable diagnostics tdr. We have a ws c3750x 48pf s switch with poe and phones in it.

Hello guys we are facing latencies on our lan. The tdr test guidelines are as follows. 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. In those instances the port on the switch should be administratively down before the start of the tdr test.

July 16 10 23 00. When running test cable tdr int int and then. Sw despacho 01 show cable diagnostics tdr int g1 0 5 tdr test last run on. Switch switch test cable diagnostics tdr interface gigabitethernet 0 1.

A tdr test can take a few seconds to run on an interface. 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. Sw frpau x00i1b ausr sh cable diagnostics tdr interface gi1 0 11 tdr test last run on. Cable diagnostics can help you detect whether your cable has connectivity problems.

To check the result. Tdr test last run on. For some reason when i ran the command test cable diagnostics on some cisco 3750x the test never complete. 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.

Here is the command. 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. If you connect a port undergoing a tdr test to an auto mdix enabled port the tdr result might be invalid. Tdr test started on.