Introduction 89
Models 2603, 2621, and 2635 User Manual 8 • DHCP and DNS Configuration
Default gateway option information
The OnSite is the gateway all client traffic when Use local host as default gateway is checked (see figure 61).
Additional option information
You may wish to provide additional information to the clients on the DHCP subnet. Clic k on the hyperlink
Create new DHCP option... to access the configuration webpage. The options can specify:
•A default gateway
•Domain name
•IRC server
•HTTP server
•SMTP server
•POP3 server
•NNTP server
•WINS server
•Time servers
Refer to figure 61 as an example of multiple options to be sent to the clients.
Figure 61. DHCP server optional information example
DHCP Relay
With this webpag e, you ca n enter a list of IP addre sses for DHCP se rvers. W hen a cli ent req uests an IP addre ss,
it uses one of the DHCP addresses listed in the DHCP relay webpage. The OnSite forwards (or ‘relays’) the
request to the DHCP server.
Note
Do not use the OnSite’s DHCP server if the DHCP Relay is enabled.
Configuration of the DHCP Relay
The DHCP Relay webpage has three sections. (See figure 62.)
•Enable/disable: The button in the first section enables or disables the DHCP relay on the OnSite router.