show mirror

Syntax

show mirror [<SESSION-ID>] [vsx-peer]

Description

Shows information about mirroring sessions. If <SESSION-ID> is not specified, then the command shows a summary of all configured mirroring sessions. If <SESSION-ID> is specified, shows detailed information about the specified mirroring session.

Command context

Operator (>) or Manager (#)

Parameters

<SESSION-ID>

Specifies a numeric identifier for the session. Range: 1 through four

[vsx-peer]

Shows the output from the VSX peer switch. If the switches do not have the VSX configuration or the ISL is down, the output from the VSX peer switch is not displayed.

Authority

Operators or Administrators. Users without administrator authority can execute this command from the operator context (>) only.

Usage

Shows information about mirroring sessions. If <SESSION-ID> is not specified, then the command shows a summary of all configured mirroring sessions. If <SESSION-ID> is specified, shows detailed information about the specified mirroring session.

Admin Status indicates the configured status. Admin Status is one of the following values:

enable

An administrator has entered the enable command for that mirroring session.

disable

The mirroring session has been configured but not yet enabled, or an administrator has entered the disable command for that mirroring session.

Operation Status indicates the status of the mirroring session. Operation Status is one of the following values:

dest_doesnt_exist

The configured destination interface is not found in the system. The mirroring session cannot be enabled.

destination_shutdown

The mirroring session is enabled, but the destination interface is shut down. No traffic can be monitored.

disabled

The mirroring session is disabled and is not in an error condition.

For example, the mirroring session is configured to be in the disabled state by default or by command. The Admin State is enable.

enabled

The mirroring session is enabled.

external/driver_error

An internal ASIC hardware error occurred.

hit_active_sessions_capacity

The mirroring session could not be enabled because the maximum number of supported mirroring sessions are already enabled.

internal_error

An invalid parameter was passed to the ASIC software layer.

no_dest_configured

The mirroring session does not have a destination interface configured.

no_name_configured

A software error occurred. The mirroring session does not have a session ID in its configuration.

null_mirror

A software error occurred. The session object reference is invalid.

out_of_memory

The system is out of memory, reboot recommended.

unknown_error

An unexpected error occurred.

Examples

Showing summary information about all configured mirroring sessions:

switch# show mirror
ID  Admin Status  Operation Status
--- ------------- ----------------------------------------------------
1   enable        enabled
2   disable       disabled
3   disable       disabled
4   enable        internal_error

Showing detailed information about a single mirroring session:

switch# show mirror 3
 Mirror Session: 3
 Admin Status: disable
 Operation Status: disabled
 Comment: Monitor router port ingress-only traffic
 Source: interface 1/1/2 rx
 Destination: interface 1/1/3
 Output Packets: 0
 Output Bytes: 0
switch#