This command can be used to temporarily disable IP helper without deleting
all IP helper addresses.
This command replaces the bootpdhcprelay enable command, but affects not
only relay of DHCP packets, but also relay of any other protocols for which an
IP helper address has been configured.
console(config)#ip helper enable
show ip helper-address
Use the show ip helper-address command to display the IP helper address
show ip helper-address [
interface — Optionally specify an interface to limit the output to the
configuration of a single interface. The interface is identified as vlan vlan-
This command has no default configuration.
Privileged EXEC mode
IP Helper/DHCP Relay Commands
The relay configuration is applied to packets that arrive on this
interface. This field is set to "any" for global IP helper entries.