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5
Either:
Enter the additional services that you wish to allow in the
except (specify ports) box and set the drop down box to
Allow.
Enter the services that you wish to deny in the except (specify
ports) box and set the drop down box to Deny.
Enter multiple ports as either a comma separated list e.g. 101,
105, 107, or as a range, e.g. 101-107.
Click Apply to save the settings.
6
Example:
Allowing only web and E-mail access.
To allow web and E-mail access and block all other services
across the Gateway's firewall:
Ensure that the Control PC Access to the Internet radio button
is selected.
Click on All PCs to pop up the PC Privileges window.
Ensure that the Email (110,25) and Web (80) boxes are
checked and that other check-boxes are left cleared.
Set the Block or Allow other services: drop-down box to Block
other services.
For the purposes of this example, your users also need to access
a test web server on port 8080. To allow this:
Enter the number 8080 in the except (specify ports): box.
Click Apply to save your changes and close the PC Privileges
window.
VPN connections to other networks are unaffected by settings in
PC Privileges. To allow or deny VPN connections to other
networks see
"Configuring VPNs"
Special Applications
Select Special Applications tab to display the Authorized
Application setup screen. See
Figure 47 Special Applications Screen
Some software applications need a connection to be started from
the Internet — an act that is usually blocked by the Gateway's
firewall.
49
on
page
53.
Figure 47
below.
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