Chapter 19 McAfee Total Protection
99
Allow access to an existing system service port
You can open an existing port to allow remote network access to
a system service on your computer.
Note:
An open system service port can make your computer
vulnerable to Internet security threats; therefore, only open a port
if necessary.
1
On the McAfee SecurityCenter pane, click
Internet &
Network
, then click
Configure
.
2
On the Internet & Network Configuration pane, under
Firewall protection is enabled
, click
Advanced
.
3
On the Firewall pane, click
System Services
.
4
Under
Open System Service Port
, select a system service to
open its port.
5
Click
Edit
.
6
Do one of the following:
To open the port to any computer on a trusted, standard,
or public network (for example, a home network, a
corporate network, or an Internet network), select
Trusted, Standard, and Public
.
To open the port to any computer on a standard network
(for example, a corporate network), select
Standard
(includes Trusted)
.
7
Click
OK
.
Block access to an existing system service port
You can close an existing port to block remote network access to
a system service on your computer.
1
On the McAfee SecurityCenter pane, click
Internet &
Network
, then click
Configure
.
2
On the Internet & Network Configuration pane, under
Firewall protection is enabled
, click
Advanced
.
3
On the Firewall pane, click
System Services
.
4
Under
Open System Service Port
, clear the check box
beside the system service port that you want to close.
5
Click
OK
.
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