Copyright ©ZYCOO All rights reserved. V1.0
70
Item
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.
7.3.8.3
NAT
NAT is abbreviated from Net Address Translation; it’s a protocol responsible for IP address translation. In other word,
it is responsible for transforming IP and port of private network to public, also is the IP address mapping which we
usually say.
Summary of Contents for CooFone-D30
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