Administrator Guide

ip helper-address
Configures the destination broadcast address or the host address for DHCP server requests.
Z9000
Syntax
ip helper-address [vrf vrf-name] ip-address
To disable the destination broadcast address or the host address for DHCP server requests, use the ip
helper-address [vrf vrf-name] ip-address command.
Parameters
vrf vrf-name (Optional) Enter the keyword vrf and then the name of the VRF through which
the host address can be reached.
ip-address Enter an IP address through which the host address can be reached.
Default Disabled.
Command Modes INTERFACE
Command
History
This guide is platform-specific. For command information about other platforms, refer to the relevant Dell
Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version 9.4.(0.0) Introduced on the S-Series and Z-Series.
Usage
Information
Use this command on the interfaces where the DHCP clients are connected to forward the packets from
clients to DHCP server and vice-versa.
Example
Dell(conf-if-te-1/12)#ip helper-address vrf jay 10.0.0.2
ipv6 helper-address
Configures the ipv6 DHCP helper addresses without VRF.
Syntax
[no] ipv6 helper-address ipv6-address
To delete the ipv6 helper address, use the [no] ipv6 helper-address ipv6-address command.
Parameters
ipv6-address Enter the keywordipv6–address through which the server address can be
reached.
Default Disabled.
Command Modes INTERFACE
Command
History
This guide is platform-specific. For command information about other platforms, refer to the relevant Dell
Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version Description
9.7(0.0) Introduced on the S4810, S4820T, S6000, S6000–ON, Z9000, and Z9500.
Usage
Information
Use this command on the interfaces where the DHCP clients are connected to forward the packets from
clients to DHCP server and vice-versa.
Example
Dell(conf-if-te-0/0)#ipv6 helper-address
X:X:X:X::X IPv6 helper address
Dynamic Host Configuration Protocol (DHCP) 427