Applications
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also wishes to allow all of the TCP traffic from the branch office
network to have access to the head office. Anyone in the corporation
may have unrestricted access to the Internet.
The following steps must be performed on the P850 to set up the
firewall support as desired.
First the firewall on the ISP connection (remote site 1) of the WAN is
set up. The firewall option is set to “inbound” to have this WAN
firewall filter traffic from the ISP to the P850 while allowing
unrestricted access out to the Internet.
7Firewall WAN Remote Site Filter direction
Location: Main
Ä Configuration
Ä Applications Set up
Ä Firewall Set up
Ä WAN Firewall Set up
Ä enter ID# 1 for ISP remote site
Ä Firewall
Ä inbound
The firewall on the Internet connection is set up to protect the entire
corporate network, including the branch office, from unauthorized traffic.
Then the entries are made in the “Designated Servers” menu to allow
Internet access to the FTP and Web servers on the corporate network.
7FTP & WWW Designated Servers
Location: Main
Ä Configuration
Ä Applications Set up
Ä Firewall Set up
Ä WAN Firewall Set up
Ä ID# 1 for ISP remote site
Ä Designated Servers
Ä FTP Server
— 195.100.1.12
Ä WWW (HTTP) Server
— 195.100.1.20
When defining a designated server you will be prompted for
the IP address of that device. Adding an entry to the