OS10 Enterprise Edition User Guide Release


ip helper-address

Configure the DHCP server address. Forwards UDP broadcasts received on an interface to the DHCP server. You can configure multiple helper addresses per interface by repeating the same command for each DHCP server address.

ip helper-address address [vrf vrf-name]
  • address — Enter the IPv4 address to forward UDP broadcasts to the DHCP server in the A.B.C.D format.
  • vrf vrf-name — (Optional) Enter the keyword vrf and then the name of the VRF through which the host address can be reached.
Command Mode
Usage Information
The DHCP server is available on L3 interfaces only. The no version of this command returns the value to the default. The client-facing and server-facing interfaces must be in the same VRF.
Example (IPv4)
OS10(config)# interface eth 1/1/22
                                       OS10(conf-if-eth1/1/22)# ip helper-address 
                                       vrf blue
Supported Releases
10.2.0E or later

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