User manual

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3.4 Services
3.4.1 Service > DHCP Relay
For a dynamic network, WAB-7400 is able to forward the DHCP request to a backend
DHCP server when operating in layer 2 mode. Figure 7.1.1 illustrates the
configuration page for DHCP Relay.
Figure 7.1.1 DHCP Relay Settings
DHCP Relay contains the following parameters:
 Active: Enable or disable DHCP Relay feature.
 Port: Port to listen for DHCP packet. Default value is 67.
 Hop count: Number of hop the DHCP discover packet can travel before it is
dropped by this device. Default value is 10.
 Max packet size: Maximum packet size of the DHCP discover packet.
Normally specify a large number of packet size is recommended. Default
value is 1400.
 “Apply” button to save any changes made. Please reboot to enable new
settings.
 “Modify” button to edit current selection.
 “Remove” button to delete current selection.
 “New Entry” button to add server IP or Interface.