Connectivity Guide

host
Assigns a host to a single IPv4 or IPv6 address pool for manual congurations.
Syntax
host A.B.C.D/A::B
Parameters A.B.C.D/A::B — Enter the host IP address in A.B.C.D or A::B format.
Default Not congured
Command Mode DHCP-POOL
Usage Information The host address is the IP address used by the client machine for DHCP.
Example
OS10(conf-dhcp-Dell)# host 20.1.1.100
Supported Releases 10.2.0E or later
ip dhcp server
Enters DHCP mode.
Syntax
ip dhcp server
Parameters None
Default Not congured
Command Mode CONFIGURATION
Usage Information This command is used to enter DHCP mode.
Example
OS10(config)# ip dhcp server
OS10(conf-dhcp)#
Supported Releases 10.2.0E or later
ip helper-address
Congure the DHCP server address. Forwards UDP broadcasts received on an interface to the DHCP server. You can congure multiple
helper addresses per interface by repeating the same command for each DHCP server address.
Syntax
ip helper-address address [vrf vrf-name]
Parameters
• address — Enter the IPv4 address to forward UDP broadcasts to the DHCP server in A.B.C.D format.
• vrf vrf-name — (Optional) Enter vrf and then the name of the VRF through which the host address is
reached.
Default Disabled
Command Mode INTERFACE
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 20.1.1.1 vrf blue
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