D-Link DXS-3600 Series Reference Manual page 605

DXS-3600 Series Layer 3 Managed 10Gigabit Ethernet Switch CLI Reference Guide
This command is used to add a target address for the forwarding of UDP broadcast packets. Use the no
form of the command to remove a forwarding target address.
ip helper-address IP-ADDRESS
no ip helper-address IP-ADDRESS
Parameters
IP-ADDRESS
Default
No IP helper-address is configured.
Command Mode
Interface Configuration Mode.
Command Default Level
Level: 12.
Usage Guideline
The command is available for VLAN interface configuration. Use this command to control the forwarding
of UDP broadcast packets. This command takes effect only when the received interface has an IP
address assigned.
The system only forwards the packet that satisfies the following restriction.
•
The destination MAC address must be a broadcast address.
•
The destination IP address must be an all-one broadcast.
•
The packets are IPv4 UDP packets.
•
The IP TTL value must be greater than or equal to 2.
Example
This example shows how to configure the IP helper-address to 172.50.71.123 for VLAN 100.
Switch# configure terminal
Switch(config)# interface vlan 100
switch(config-if)# ip helper-address 172.50.71.123
switch(config-if)#
50-5 ip forward-protocol
This command is used to enable the forwarding of a specific UDP service type of packets. Use the no
form of the command to disable forwarding of a specific UDP service type of packets.
ip forward-protocol udp [PORT]
no ip forward-protocol udp [PORT]
Parameters
PORT
Specifies the target IP address for the forwarding of the UDP
broadcast packet.
(Optional) Specifies the destination port of the UDP service to be
forwarded or not forwarded.
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