Billion 7800DX, Руководство пользователя

Страница: 111 / 270

107
PPPoE
PPPoE (PPP over Ethernet) provides access control in a manner which is similar to dial-up services
using PPP.
VCP/VPI:
Enter the VCI/VPI combination from you ISP.
Encapsulation Mode:
Select the encapsulation mode, LLC/SNAP-BRIDGING, or VC/MUX.
Description:
User-defined description for the connection, commonly for friendly use.
802.1P Priority:
The parameter indicates the frame priority level from 0 (lowest) to 7 (highest), which
can be used to prioritize different classes of traffic (voice, video, data, etc). Enter the priority
identification, tagged: 0-1, untagged: -1.
802.1Q VLAN ID:
It is a parameter to specify the VLAN which the frame belongs. Enter the VLAN ID
identification, tagged: 0-4094, untagged : -1.
Username:
Enter the account obtained from the ISP.
Password:
Enter the password obtained from the ISP.
Service Name:
The item is for identification purposes, user can define this.
Authentication Method:
Default is
Auto
. Or else your ISP will advise you the appropriate mode.
Firewall:
Enable to drop all traffic from WAN side. If enabled, all incoming packets by default would
be dropped, and please turn to IP Filtering Incoming to add allowing rules.
NAT:
The NAT (Network Address Translation) feature allows multiple users to access the Internet
through a single IP account by sharing the single IP address. If users on your LAN have their own
public IP addresses to access the Internet, NAT function can be disabled. When enabled, a Fullcone
NAT parameter will appear, you can determine whether to enable Fullcone NAT. While only NAT
enabled, the default NAT type Port-Restricted cone NAT will be used.
Fullcone NAT:
Enable or disable fullcone NAT. Fullcone is a kind of NAT, in this mode, all requests
from the same internal IP address and port are mapped to the same external IP address and port.
Furthermore, any external host can send a packet to the internal host, by sending a packet to the
mapped external address.