Ip Helper Address - D-Link DGS-3630 Series Reference Manual

DGS-3630 Series Layer 3 Stackable Managed Switch Web UI Reference Guide
The fields that can be configured are described below:
Parameter
IP Forward Protocol UDP
Port
Click the Apply button to accept the changes made.
Click the Delete button to delete the specified entry.
Enter a page number and click the Go button to navigate to a specific page when multiple pages exist.

IP Helper Address

This window is used to add or remove a target address for the forwarding of UDP broadcast packets. This feature
takes effect only when the received interface has an IP address assigned.
The system only forwards packets that satisfy the following restrictions:
• 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.
To view the following window, click L3 Features > UDP Helper > IP Helper Address, as shown below:
The fields that can be configured are described below:
Parameter
Interface VLAN
VRF State
VRF Name
Helper Address
Click the Apply button to accept the changes made.
Click the Delete button to delete the specified entry.
Enter a page number and click the Go button to navigate to a specific page when multiple pages exist.
Description
Enter the destination port of the UDP service to be forwarded here. The range is
from 1 to 65535.
Figure 6-20 IP Helper Address Window
Description
Enter the VLAN interface ID used here. The range is from 1 to 4094.
Select the VRF state here. Options to choose from are True and False.
Enter the name of the VRF instance here. This name can be up to 12 characters
long. Select the Global option to specify that the IP address is selected from the
global address space.
Enter the target IPv4 address for the forwarding of the UDP broadcast packet
here.
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