Billion Electric Company BIPAC-741 GE V2.0 Benutzerhandbuch

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Chapter 1 
Introduction 
1.1 An Overview of BIPAC-741 GE V2.0  
The BIPAC-741 GE V2.0 router provides a high-speed ADSL port, a 4-port 10/100M Base-T 
Ethernet switch for high-speed Internet browsing. It can support downstream transmission rates 
of up to 8Mbps and upstream transmission rates of up to 1024Kbps.  It also supports rate 
management that allows ADSL subscribers to select an Internet access speed suiting their needs 
and budgets. It is compliant with Multi-Mode standard (ANSI T1.413, Issue 2; G.dmt (G.992.1); 
G.lite (G992.2).  
The product supports PPPoA (RFC 2364 - PPP over ATM Adaptation Layer 5), RFC 1483 
encapsulation over ATM (bridged or routed), PPP over Ethernet (RFC 2516), and IPoA 
(RFC1577) to establish a connection with ISP. Besides, an embedded PPTP client and PPTP 
server are supported to establish a VPN tunnel with a remote PPTP device. The product also 
supports VC-based and LLC-based multiplexing. 
It is the perfect solution to connect a small group of PCs to a high-speed broadband Internet 
connection. Multi-users can have high-speed Internet access simultaneously.  
This product also serves as an Internet firewall, protecting your network from being accessed by 
outside users. Not only provides the natural firewall function (Network Address Translation, 
NAT), it also provides rich firewall features to secure a user’s network. All incoming data 
packets are monitored and filtered.  Besides, it can also be configured to block internal users 
from accessing to the Internet.  
The product provides three levels of security support.  First, it masks LAN users’ IP addresses 
which are invisible to outside users on the Internet, making it much more difficult for a hacker to 
target a machine on your network.  Secondly it can block and redirect certain ports to limit the 
services that outside users can access.  For example, to ensure that games and other Internet 
applications will run properly, a user can open some specific ports for outside users to access 
internal services in the network. Finally it can also detect and block many Hacker Patterns and 
not allow hackers into your network. 
Integrated DHCP services, client and server, allows up to 253 users to get their IP addresses 
automatically on boot up from the product.  Simply set local machines as a DHCP client to 
accept a dynamically assigned IP address from DHCP server and reboot.  Each time a local 
machine is powered up; the router will recognize it and assign an IP address to instantly connect 
it to the LAN.   
For advanced users, The Virtual Server function allows the product to provide limited visibility 
to local machines with specific services for outside users.  An ISP provided IP address can be set 
to the product and then specific services can be rerouted to specific computers on the local 
network.  For instance, a dedicated web server can be connected to the Internet via the product 
and then incoming requests for HTML that are received by the product can be rerouted to the