WebSep 19, 2006 · Introduction This document discusses the options for measuring the optical level of a signal for optical links between Cisco routers. It describes which command to use in order to measure signal level, and provides a reference for determining attenuation and power budget. Prerequisites Requirements WebMar 30, 2015 · I am using the command: show interface ethernet 2/5/4 transceiver details which outputs: Ethernet2/5/4 transceiver is present type is QSFP-40G-CSR4 name is CISCO part number is AFBR-79EEPZ-CS2 revision is 02 serial number is XXXXXXXX nominal bitrate is 10300 MBit/sec Link length supported for 50/125um OM3 fiber is 300 m
Transceiver and Switch Port Troubleshooting Through …
WebNov 30, 2012 · 11-30-2012 11:01 PM. hi, you could use this command to check for SFP/transceiver power reading: show hw-module subslot x/y transceiver z status. the output would look like something below and normal (average) power reading would be around negative 4-7 dbm. The Transceiver in slot 0 subslot 0 port 2 is enabled. Module … WebFeb 24, 2024 · View the Optical Module Status of your Switch through the CLI Step 1. Log in to the switch console. The default username and password is cisco/cisco. If you have configured a new username or password, enter the credentials instead. Note: In this example, the switch is accessed through Telnet. Step 2. newsome vale care home barnsley
Diagnose Link Flapping on a Switch - Cisco
WebNote This command will be deprecated in future releases of Cisco IOS software. Please use the diagnostic start and the show diagnostic result commands to run the TDR test and display the test results. Command Purpose Step 1 Switch# test cable-diagnostics tdr {interface {interface interface-number}} Start the TDR test. Step 2 Switch# show cable ... WebMay 3, 2024 · Click on Copper Test. Step 4. A warning will appear. Be aware that the port will be shut down for a short period of time. Choose OK. Step 5. The Test Results will be displayed. If it says OK, it is most likely not the cable. If the results are not OK, change the cable and repeat the copper test to confirm that it is not the cable. Analyzing ... WebJan 26, 2016 · To determine if an optical transceiver (transmitter and receiver pair) is operating at the appropriate signal levels, the data sheets for the appropriate transceiver, typically posted by link speed, should be referenced. newsome vs trump