Examples
This example shows how to set the helper-address for a VRF using the helper-address command in DHCP
IPv6 proxy profile class configuration mode:
RP/0/RSP0/CPU0:router# config
RP/0/RSP0/CPU0:router(config)# dhcp ipv6
RP/0/RSP0/CPU0:router(config-dhcpv6)# profile myprofile proxy
RP/0/RSP0/CPU0:router(config-dhcpv4-proxy-profile)# class myclass
RP/0/RSP0/CPU0:router(config-dhcpv4-proxy-profile-class)# helper-address vrf my-server-vrf
1:1:1::1
Related Commands
DescriptionCommand
Enables Dynamic Host
Configuration Protocol (DHCP) for
IPv4 and enters DHCP IPv4
configuration mode.
dhcp ipv4 (BNG), on page 147
Configures a DHCP server to
validate the relay agent information
option in forwarded BOOTREPLY
messages.
relay information check (BNG), on page 185
Enables the system to insert a
DHCP relay agent information
option in forwarded
BOOTREQUEST messages to a
DHCP server.
relay information option (BNG), on page 187
Configures the DHCP component
to not drop BOOTREQUEST
messages that have the relay
information option set and the
giaddr set to zero.
relay information option allow-untrusted (BNG), on page 189
Configures how a relay agent
processes BOOTREQUEST
messages that already contain a
relay information option.
relay information policy (BNG), on page 191
Cisco ASR 9000 Series Aggregation Services Router Broadband Network Gateway Command Reference,
Release 5.2.x
160
BNG DHCP Commands
helper-address (BNG)
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