BEC 7800 User Manual page 46

PPPoA Connection (ADSL)
PPPoA stands for Point to Point Protocol over ATM Adaptation Layer 5 (AAL5). It provides access
control and billing functions in a manner similar to dial-up services using PPP.
Description: A given name for the connection.
VPI/VCI: Enter the information provided by your ISP.
Encapsulation mode: Select the encapsulation format. Select the one provided by your ISP.
Username: Enter the username provided by your ISP. You can input up to 256 alphanumeric
characters (case sensitive). This is in the format of "username@ispname" instead of simply
"username".
Password: Enter the password provided by your ISP. You can input up to 32 alphanumeric
characters (case sensitive).
NAT: The NAT (Network Address Translation) feature allows multiple users to access the Internet
through a single IP account by sharing a single IP address. If users on your LAN have their own
public IP addresses to access the Internet, NAT function can be disabled.
IP (0.0.0.0:Auto): Your WAN IP address. Leave the IP address as 0.0.0.0 to enable the device to
automatically obtain an IP address from your ISP.
Auth. Protocol: Default is Auto. Please consult your ISP on whether to use Chap, Pap or
MSCHAP.
Connection:
Always on: If you want the router to establish a PPPoA session during start up and to auto-
matically re-establish the PPPoA session when disconnected by the ISP.
Idle Timeout: Auto-disconnect the broadband firewall gateway when there is no activity on the line for
a predetermined period of time.
MTU: Control the maximum Ethernet packet size your PC will send.
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