Planet Networking & Communication SGS-6340-24T4S Command Manual page 551

Function:
Sets DHCP relay to forward UPD broadcast packets on the port; the "no ip forward-protocol udp
bootps"command cancels the service.
Parameter:
bootps forwarding UDP port as 67 DHCP broadcast packets.
Default:
Not forward UPD broadcast packets by default.
Command mode:
Global Mode
Usage Guide:
The forwarding destination address is set in the "ip helper-address" command and described later.
Example:
Setting DHCP packets to be forwarded to 192.168.1.5.
Switch(config)#ip forward-protocol udp boots
Switch(config)#interface vlan 1
Switch(Config-if-Vlan1)#ip helper-address 192.168.1.5
30.2.4 ip helper-address
Command:
ip helper-address <ip-address>
no ip helper-address <ip-address>
Function:
Specifies the destination address for the DHCP relay to forward UDP packets. The "no ip helper-address
<ip-address>" command cancels the setting.
Default:
None.
Command mode:
Interface Configuration Mode
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