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Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.4.0SG and IOS 15.1(2)SG)
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Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches
show monitor
show monitor
To display information about the SPAN session, use the show monitor command.
show monitor [session] [range session-range | local | remote | all | session-number] [detail]
Syntax Description
Defaults The detail keyword only displays lines with a nondefault configuration.
Command Modes Privileged EXEC mode
Command History
Examples This example shows how to display whether ACLs are applied to a given SPAN session on a
Catalyst 4500 series switch:
Switch# show monitor
Session 1
---------
Type : Local Session
Source Ports :
Both : Fa6/1
Destination Ports : Fa6/2
Encapsulation : Native
Ingress : Disabled
Learning : Disabled
Filter VLANs : 1
IP Access-group : 10
session (Optional) Displays the SPAN information for a session.
range (Optional) Displays information for a range of sessions.
session-range (Optional) Specifies a range of sessions.
local (Optional) Displays all local SPAN sessions.
remote (Optional) Displays the RSPAN source and destination sessions.
all (Optional) Displays the SPAN and RSPAN sessions.
session-number (Optional) Session number; valid values are from1 to 6.
detail (Optional) Displays the detailed SPAN information for a session.
Release Modification
12.1(8a)EW Support for this command was introduced on the Catalyst 4500 series switch.
12.1(13)EW Added support for differing directions within a single user session.
12.1(19)EW Output enhanced to display configuration status of SPAN enhancements.
12.1(20)EW Added support to display configuration state for remote SPAN and learning.
12.2(20)EW Added support to display ACLs that are applied to SPAN sessions.