Chapter 5

Expert Configuration

DHCP Relay The DHCP relay tab allows you to add/delete and overview SpeedTouch™ 's DHCP relay interfaces.

The DHCP relay configuration is split up in two sections:

Relay Config

To add/delete and configure a DHCP relay server on a certain interface

Relay Interfaces

To enable/disable and define the behaviour of the DHCP relay agent per configured interface.

Relay Config The Relay Configuration table allows you to add or delete (additional) DHCP relay agents for a specific interface.

To create a new DHCP relay agent:

1Click New.

2In the DHCP relay server box, type the IP address of the DHCP server.

3In the Interface list, click the appropriate relay interface (click None to indicate no interface is specified).

4In the Gateway Address (giaddr) box, type the Gateway IP address to be used for the giaddr field in relayed DHCP packets.

5Click Apply.

Relay Interfaces The Relay Interfaces table allows you to configure interface specific DHCP relay settings as:

Enable/disable the DHCP relay server

The maximum number of hops allowed for relayed DHCP requests and replies (as indicated in the DHCP packet)

Defining whether to forward (trusted) or to drop (not trusted) DHCP request packets when a DHCP relay agent info option is present and the Gateway IP address field is 0 (as specified in RFC3046).

Define the remote ID (as specified in RFC3046) to allow the DHCP relay agent to relay DHCP responses to the proper network.

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RCA 620, 608WL, 605 manual Relay Config, Relay Interfaces