Dell Force10 S4820T FTOS Command Reference Guide - Page 672

www.dell.com | support.dell.com show tdr c e s Display the TDR test results. Syntax show tdr interface Parameters interface Enter the keyword GigabitEthernet followed by the slot/port information for the 100/1000 Ethernet interface. Defaults No default behavior or settings Command Modes EXEC Command History Version 8.3.19.0 Version 8.3.7.0 Version 8.2.1.0 Version 7.7.1.0 Version 7.6.1.0 Version 6.1.1.0 Introduced on S4820T Introduced on S4810 Introduced on E-Series ExaScale Support added for S-Series Support added for C-Series Introduced Example FTOS#show tdr gigabitethernet 10/47 Time since last test: 00:00:02 Pair A, Length: OK Status: Terminated Pair B, Length: 92 (+/- 1) meters, Status: Short Pair C, Length: 93 (+/- 1) meters, Status: Open Pair D, Length: 0 (+/- 1) meters, Status: Impedance Mismatch Table 23-13. TDR Test Status Status Definition OK Status: Terminated TDR test is complete, no fault is detected on the cable, and the test is terminated Length: 92 (+/- 1) meters, Status: Shorted A short is detected on the cable. The location, in this example 92 meters, of the short is accurate to plus or minus one meter. Length: 93 (+/- 1) meters, Status: Open An opening is detected on the cable. The location, in this example 93 meters, of the open is accurate to plus or minus one meter. Status: Impedance Mismatch There is an impedance mismatch in the cables. Usage Information Related Commands If the TDR test has not been run, an error messages is generated: Message 3 %Error: Please run the TDR test first tdr-cable-test Run the TDR test. 672 | Interfaces