In this scenario, Company A is running TCP/IP on the network. Company A wants to use Novell BorderManager as an outbound firewall only, as shown in Figure 6-2. Company A wants to be able to do the following:
Add an outbound-only firewall to secure the network
Use a dial-up connection to the Internet Service Provider (ISP)
Allow only internal users on the intranet to access the Internet
Prevent Internet users from accessing or viewing the intranet
The following Novell BorderManager components are used to implement this scenario:
Packet filtering
Network Address Translation (NAT)
Proxy Services Transparent proxy application
Access control
Figure 6-2 Outbound-Only Firewall
To implement Novell BorderManager as an outbound-only firewall on the network, Company A must perform the following general sequence of steps:
Install Novell BorderManager and enable packet filtering on public interfaces during the installation.
For more information on Novell BorderManager installation procedures, see Novell BorderManager 3.9 Installation Guide .
Use iManager enable and configure NAT for the WAN call to the ISP.
Use tiManager to enable and configure the Transparent proxy application.
Using iManager to enable and configure access control rules for the intranet users.
For more information on configuration procedures, see Novell BorderManager 3.9 Administration Guide .