Cable diagnostics can help you detect whether your cable has connectivity problems.
Tdr cable test cisco.
Show cable diagnostics tdr interface interface interface number syntax description.
Interface speed local pair pair length remote pair pair status.
See the release notes for cisco ios release 12 2sx on the.
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.
Here is the command.
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.
To check the result.
I would like to test the cables by cable diagnostics tdr.
Gigabitethernet0 1 unassigned yes unset up up.
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.
Sw despacho 01 show cable diagnostics tdr int g1 0 5 tdr test last run on.
The following guidelines apply to the use of tdr.
Tdr test last run on.
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.
A sample run result.
Switch switch test cable diagnostics tdr interface gigabitethernet 0 1.
Switch sh ip int bri i up.
A tdr test can take a few seconds to run on an interface.
In those instances the port on the switch should be administratively down before the start of the tdr test.
Show cable diagnostics tdr int gig0 1 will provide the tdr results.
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.
Hello guys we are facing latencies on our lan.
The tdr test is supported on cisco 7600 series routers running release 12 2 17a sx and later releases on specific mdoules.
When running test cable tdr int int and then.
We have a ws c3750x 48pf s switch with poe and phones in it.
Cxxx7sw17 show cable diagnostic tdr int g0 20.
Hi andy tdr guidelines.
July 16 10 23 00.
Show cable diagnostics tdr displays the test results for the tdr cable diagnostics.
Related commands command description clear cable diagnostics tdr clears a specific interface or clears all interfaces that support tdr.
Tdr test started on.
A tdr test can take a few seconds to run on an interface use show cable diagnostics tdr to read the tdr results.
The tdr test guidelines are as follows.
Is this done intentionally or am i hitting some kind of bug.
If you connect a port undergoing a tdr test to an auto mdix enabled port the tdr result might be invalid.
