V Commands

This chapter describes the system management commands available that begin with V.

verify (session)

To verify the current configuration session, use the verify command.

verify

 
Syntax Description

This command has no arguments or keywords.

 
Command Default

None

 
Command Modes

Session configuration mode

 
Command History

Release
Modification

6.0(2)N1(1)

This command was introduced.

Examples

This example shows how to verify a session:

switch(config-s)# verify
Failed to start Verification: Session Database already locked, Verify/Commit in
Progress.
switch(config-s)#
 

 
Related Commands

Command
Description

commit

Commits a session.

configure session

Creates a configuration session.

show configuration session

Displays the contents of the session.

vrf (ERSPAN)

To configure a virtual routing and forwarding (VRF) instance for Encapsulated Remote Switched Port Analyzer (ERSPAN) traffic forwarding in the source, use the vrf command. To revert to the defaults, use the no form of this command.

vrf { vrf_name | default | management }

no vrf { vrf_name | default | management }

 
Syntax Description

vrf_name

Name of the VRF. The VRF name can be any case-sensitive, alphanumeric string up to 32 characters.

default

Specifies the default VRF instance.

management

Specifies the management VRF instance.

 
Command Default

None

 
Command Modes

ERSPAN session configuration mode

 
Command History

Release
Modification

6.0(2)N1(1)

This command was introduced.

 
Usage Guidelines

This command does not require a license.

Examples

This example shows how to configure a VRF instance for the ESRSPAN source:

switch# configure terminal
switch(config)# monitor session 1 type erspan-source
switch(config-erspan-src)# vrf default
switch(config-erspan-src)#
 

 
Related Commands

Command
Description

monitor-session

Enters the monitor configuration mode for configuring an ERSPAN session for analyzing traffic between ports.

show monitor session

Displays information about the Ethernet switched port analyzer (SPAN) or ERSPAN monitor session.