Cisco Asr 9000 Series Aggregation Services Router Broadband Network Gateway Command Reference - Cisco ASR 9000 Series Command Reference Manual

relay information option (BNG)
Examples This example shows how to use the relay information option command:
RP/0/RSP0/CPU0:router# config
RP/0/RSP0/CPU0:router(config)# dhcp ipv4
RP/0/RSP0/CPU0:router(config-dhcpv4)# profile client relay
RP/0/RSP0/CPU0:router(config-dhcpv4-relay-profile)# relay information option
Related Commands
Command
dhcp ipv4 (BNG), on page 147
helper-address
relay information check (BNG), on page 185
relay information option allow-untrusted (BNG), on page 189

Cisco ASR 9000 Series Aggregation Services Router Broadband Network Gateway Command Reference,

Release 5.2.x
188
BNG DHCP Commands
Description
Enables DHCP for IPv4 and enters
DHCP IPv4 configuration mode.
Configures the DHCP relay agent
to relay packets to a specific DHCP
Server.
Configures a DHCP server to
validate the relay agent information
option in forwarded BOOTREPLY
messages.
Configures the DHCP component
to not drop BOOTREQUEST
messages that have the relay
information option set and the
giaddr set to zero.