3Com 3CRWE51196 User Guide - Page 44

Virtual DMZ, Virtual Server, IP Address of DMZ Host, Settings, Server IP Address

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44 CHAPTER 5: GATEWAY CONFIGURATION Virtual DMZ Figure 41 Virtual Servers Screen DMZ (De-Militarized Zone) Host is a computer without the protection of the firewall. This feature allows a single computer to be exposed to unrestricted 2-way communication from outside of your network. This feature should be used only if the Virtual Server or Special Applications options do not provide the level of access needed for certain applications. To configure one of your computers as a DMZ host, enter the last digit(s) of the IP address of the computer in the IP Address of DMZ Host text box, and then click the SAVE button. Virtual Server Activating and configuring a virtual server allows one or more of the computers on your network to function as an Internet service host. For example, one of your computers could be configured as an FTP host, allowing others outside of your office network to download files of your choosing. Or, if you have created a Web site, you can configure one of your computers as a Web server, so that others can view your Web site. To configure a virtual server: 1 Click on the New button on the right side of the screen to open the Virtual Server Settings dialogue box. (Figure 42) 2 Enter the last digit(s) of the IP address of the computer in the Server IP Address text box. 3 Select the Service from the pull-down list. (Figure 42) Figure 42 Virtual Servers Settings Screen

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44
C
HAPTER
5: G
ATEWAY
C
ONFIGURATION
Virtual DMZ
Figure 41
Virtual Servers Screen
DMZ (De-Militarized Zone) Host is a computer without the protection of the
firewall. This feature allows a single computer to be exposed to unrestricted 2-way
communication from outside of your network. This feature should be used only if
the Virtual Server or Special Applications options do not provide the level of access
needed for certain applications.
To configure one of your computers as a DMZ host, enter the last digit(s) of the IP
address of the computer in the
IP Address of DMZ Host
text box, and then click
the
SAVE
button.
Virtual Server
Activating and configuring a virtual server allows one or more of the computers on
your network to function as an Internet service host. For example, one of your
computers could be configured as an FTP host, allowing others outside of your
office network to download files of your choosing. Or, if you have created a Web
site, you can configure one of your computers as a Web server, so that others can
view your Web site.
To configure a virtual server:
1
Click on the
New
button on the right side of the screen to open the
Virtual Server
Settings
dialogue box. (Figure 42)
2
Enter the last digit(s) of the IP address of the computer in the
Server IP Address
text box.
3
Select the Service from the pull-down list. (Figure 42)
Figure 42
Virtual Servers Settings Screen