Pppoe, 51 pppoe – Fortinet 100A User Manual

Page 51

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System network

Interface settings

FortiGate-100A Administration Guide

01-28007-0068-20041203

51

PPPoE

If you configure the interface to use PPPoE, the FortiGate unit automatically
broadcasts a PPPoE request. You can disable connect to server if you are configuring
the FortiGate unit offline and you do not want the FortiGate unit to send the PPPoE
request.

FortiGate units support many of the PPPoE RFC features (RFC 2516) including
unnumbered IPs, initial discovery timeout that times and PPPoE Active Discovery
Terminate (PADT).

Figure 7: PPPoE settings

initializing

No activity.

connecting The interface is attempting to connect to the DHCP server.
connected The interface retrieves an IP address, netmask, and other settings

from the DHCP server.

failed

The interface was unable to retrieve an IP address and other

information from the DHCP server.

User Name

The PPPoE account user name.

Password

The PPPoE account password.

Unnumbered IP

Specify the IP address for the interface. If your ISP has assigned you a

block of IP addresses, use one of them. Otherwise, this IP address can be

the same as the IP address of another interface or can be any IP address.

Initial Disc
Timeout

Initial discovery timeout. The time to wait before retrying to start a PPPoE

discovery. Set Initial Disc to 0 to disable.

Initial PADT
timeout

Initial PPPoE Active Discovery Terminate (PADT) timeout in seconds. Use

this timeout to shut down the PPPoE session if it is idle for this number of

seconds. PADT must be supported by your ISP. Set initial PADT timeout to

0 to disable.

Distance

Enter the administrative distance for the default gateway retrieved from the

PPPoE server. The administrative distance, an integer from 1-255,

specifies the relative priority of a route when there are multiple routes to the

same destination. A lower administrative distance indicates a more

preferred route. The default distance for the default gateway is 1.

Retrieve default
gateway from
server

Enable Retrieve default gateway from server to retrieve a default gateway

IP address from a PPPoE server. The default gateway is added to the static

routing table.

Override internal
DNS

Enable Override internal DNS to replace the DNS server IP addresses on

the DNS page with the DNS addresses retrieved from the PPPoE server.

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