122 Command Groups
IP Routing
ip dhcp relay information
option-insert
Enables the circuit ID option and remote agent
ID mode for BootP/DHCP Relay on the circuit
ID option and remote agent ID mode for
BootP/DHCP Relay on the interface (also called
option 82).
GC
ip helper-address (global
configuration)
Configures the relay of certain UDP broadcast
packets received on any interface.
GC
ip helper-address (interface
configuration)
Configures the relay of certain UDP broadcast
packets received on a specific interface.
IC
ip helper enable Enables relay of UDP packets. GC
show ip helper-address Displays the IP helper address configuration. PE
show ip dhcp relay Displays the BootP/DHCP Relay information. UE or
PE
show ip helper statistics Displays the number of DHCP and other UDP
packets processed and relayed by the UDP relay
agent.
PE
a. For the meaning of each Mode abbreviation, see Mode Types on page 79.
Command Description Modea
encapsulation Configures the link layer encapsulation type for
the packet.
IC
ip address Configures an IP address on an interface. IC
ip mtu Sets the IP Maximum Transmission Unit
(MTU) on a routing interface.
IC
ip netdirbcast E

nables the forwarding of network-directed

broadcasts.

IC
ip route Configures a static route. Use the no form of
the command to delete the static route.
GC
ip route default Configures the default route. Use the no form
of the command to delete the default route.
GC
Command Description Modea
2CSPC4.XCT-SWUM2XX1.book Page 122 Monday, October 3, 2011 11:05 AM