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Configuring Routing 505
Adding an IP Helper Entry to an Interface
1.
Open the IP Helper
Interface Configuration
page
.
2.
Click
Add
to display the
Interface Configuration Add page
:
Figure 9-26. Add Helper IP Address
3.
Select the interface to use for the relay.
4.
Select a UDP Destination port name from the menu or enter the UDP Destination Port ID. Select the
Default Set to configure for the relay entry for the default set of protocols.
NOTE: If the DefaultSet option is specified, the device by default forwards UDP Broadcast packets for the
following services: IEN-116 Name Service (port 42), DNS (port 53), NetBIOS Name Server (port 137), NetBIOS
Datagram Server (port 138), TACACS Server (Port 49), and Time Service (port 37).
5.
Choose whether to discard (True) or keep (False)
packets arriving on the given interface with the
given destination UDP port.
6.
Enter the IP address of the server to which the packets with the given UDP Destination Port will be
relayed.
7.
Click
Apply Changes
.
The UDP/Helper Relay is added to the interface and the device is updated.