Xerox Phaser 7100 管理员指南
Security
Phaser 7100 Color Printer
System Administrator Guide
55
IP Filtering
You can prevent unauthorized network access by only allowing data to be transmitted to and from
specific IP addresses and ports.
specific IP addresses and ports.
Creating an IP Filter Rule
1.
In CentreWare Internet Services, click Properties > Security > IP Filtering.
2.
Under IPv4 Filtering or IPv6 Filtering, select Enabled.
3.
Click Add under IPv4 Filtering or IPv6 Filtering.
4.
Type the Source IP Address. This is the IP address of the computer or device that you want to
allow.
allow.
5.
Type a number for the Source IP Mask that will use this rule. The allowable range from 0 to 32
corresponds to the 32-bit binary number comprising IP addresses. For example, the number 8
represents Class A address (mask of 255.0.0.0). The number 16 represents a Class B address (mask
of 255.255.0.0). The number 24 represents a Class C address (mask of 255.255.255.0).
corresponds to the 32-bit binary number comprising IP addresses. For example, the number 8
represents Class A address (mask of 255.0.0.0). The number 16 represents a Class B address (mask
of 255.255.0.0). The number 24 represents a Class C address (mask of 255.255.255.0).
6.
Refresh the browser and navigate back to the IP Filtering page. Under IP Filter Rule List, select
the rule that you just created.
the rule that you just created.
7.
Select your rule in the list, then click Apply.
8.
Click Edit or Delete to edit or delete an existing rule.