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Руководство пользователя Страница: 90

D-Link DPH-400GE Руководство пользователя онлайн [90/96] 386262

access lists: one for filtering input packets, and the other for filtering output

packets. Each kind of list could be added 10 items.

We will give you an instance for your reference.

Field name

explanation

Enable Input Rules

Select it to Enable Input Rules

Enable Output

Rules

Select it to Enable Output Rules

Input / Output

Specify current adding rule by selecting input rule or

output rule.

Deny/Permit

Specify current adding rule by selecting Deny rule or

Permit rule.

Protocol

Filter protocol type. You can select TCP, UDP, ICMP,

or IP.

Port Range

Set the filter Port range

Src Address

Set source address. It can be single IP address,

network address, complete address 0.0.0.0, or network

address similar to *.*.*.0

Des Address

Set the destination address. It can be IP address,

network address, complete address 0.0.0.0, or network

address similar to *.*.*.*

Src Mask

Set the source address‟ mask. For example,

255.255.255.255 means just point to one host;

255.255.255.0 means point to a network which

network ID is C type.

Dest Mask

Set the destination address‟ mask. For example,

255.255.255.255 means just point to one host;

255.255.255.0 means point to a network which

network ID is C type.

Click the Add button if you want to add a new output rule.

Then enable out access, and click the Apply button.

So when devices execute to ping 192.168.1.118, system will deny the request

to send icmp request to 192.168.1.118 for the out access rule. But if devices

ping other devices which network ID is 192.168.1.0, it will be normal.

Click the Delete button to delete the selected rule.