Administrator Guide

Layer 2 Switching Commands 519
show ip helper-address
Use the show ip helper-address command in Privileged Exec mode to display
IP helper addresses configuration.
Syntax
show ip helper-address [vrf vrf-name ][ intf-address ]
• vrf-name —The name of the VRF instance on which the command
operates. If no VRF parameter is given, information for the default
(global) router instance is shown.
•
intf-address — IP address of a routing interface in dotted quad notation.
(Range: Any valid IP address)
Default Configuration
This command has no default configuration.
Command Mode
Privileged Exec mode, Configuration mode and all Configuration submodes
User Guidelines
The VRF identified in the parameter must have been previously created or an
error is returned.
The VRF parameter is only available on the N3000/N4000 series switches.
Example
console#show ip helper-address
IP helper is enabled
Interface UDP Port Discard Hit Count Server Address
-------------------- ----------- ---------- ---------- ----------------
vlan 25 domain No 0 192.168.40.2
vlan 25 dhcp No 0 192.168.40.2
vlan 30 dhcp Yes 0
vlan 30 162 No 0 192.168.23.1
Any dhcp No 0 192.168.40.1
2CSNXXX_SWUM204.book Page 519 Monday, January 25, 2016 1:25 PM