Specifications

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Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.3.0XO(15.1(1)XO)
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Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches
show interfaces transceiver
show interfaces transceiver
To display diagnostic-monit oring data for all interfac es that have transceivers installed, use the show
interfaces transceiver command.
show interfaces {{[int_name] transceiver {[detail]} | {transceiver [module mod] | detail
[module mod]}}
Syntax Description
Defaults T he nonin terface-speci fic versi ons of th e show interfaces transceiver command are enabled by default.
The interface-specific versions of these commands are enabled by default if the specified interface has
a transceiver (GBIC or SFP) that is configured for diagnostic monitoring, and the transceiver is in a
module that supports diagnost ic monitoring.
Command Modes Privileged EXE C mode
Usage Guidelines The show interfaces transceiver command provides useful information under the following conditions:
• At least one transceiver is installed on a chassis that is configured for diagnostic monitoring.
• The tr ansceiver is in a module that supp orts diagnostic monit oring.
If you notice that the alarm and warning flags have been set on a transceiver, reenter the command to
confirm.
Examples This exampl e shows how to display diagnosti c monitoring data f or all interfaces with transc eivers
installed on the switch:
Switch# show interfaces transceiver
If device is externally calibrated, only calibrated values are printed.
++ : high alarm, + : high warning, - : low warning, -- : low alarm.
NA or N/A: not applicable, Tx: transmit, Rx: receive.
mA: milliamperes, dBm: decibels (milliwatts).
Optical Optical
Temperature Voltage Current Tx Power Rx Power
Port (Celsius) (Volts) (mA) (dBm) (dBm)
------- ----------- ------- -------- -------- --------
Gi1/1 48.1 3.30 0.0 8.1 ++ N/A
Gi1/2 33.0 3.30 1.8 -10.0 -36.9
Gi2/1 43.7 5.03 50.6 + -16.7 -- N/A
Gi2/2 39.2 5.02 25.7 0.8 N/A
Switch#
int_name (Optional) Interface name.
detail (Optional) Displays the calibrated values and the A2D readouts if the readout values
differ from the calibrated values. Also displays the high-alarm, high-warning,
low-warning, and low-alarm thresholds.
module mod (Optional) Limits the display to interfaces on a specific module.