SonicWALL 4.5 Manuale Utente

120

Enforced Client Product Guide

Using the Firewall Protection Service

5

Configure IP addresses for a custom connection 

In addition to accepting communications through the selected service ports, client computers 
accept communications originating from designated IP addresses. 

To add one or more IP addresses: 
1 On the 

 page, click 

 (or click 

 to modify an existing policy). 

2 Click the 

tab. 

3 Under 

, select 

, then click 

. 

4 On the 

 page, select which IP addresses can communicate with client 

computers: 

All IP addresses. 

All computers with IP addresses on your local network. 

Only computers with IP addresses specified here. When you select 
this option, you must specify an address range and click 

. 

Address ranges that you enter appear in an 

 table. 

5 Click 

. 

6 On the 

 tab, click 

. 

To remove a range of IP addresses: 
1 Click 

 in the system tray, then select 

. 

2 Click the 

tab. 

3 Under 

, select 

, then click 

. 

4 On the 

 page, under 

, click 

 for each 

range you want to delete from the list, then click 

. 

5 On the 

 tab, click 

. 

Set up allowed Internet applications 

The firewall protection service monitors communications with Internet applications, which 
connect to the Internet and communicate with client computers. When it detects an Internet 
application running on a computer, it allows the application to connect to the Internet or blocks 
the connection. Its response is based on these factors in this order:

1 A policy-specific list of allowed Internet applications created by the administrator. The 

administrator creates this list as part of a policy, then assigns the policy to groups of 
computers (see 

When using a computer in multiple locations, you might want to specify more than one range 
of IP addresses. For example, you might want one IP address range for office use and another 
for home use. To specify multiple address ranges, repeat step 4, enter another address range, 
then click 

 again.