Black Box LS1016A, Руководство пользователя

Страница: 171 / 450

Chapter 3 - Additional Features
User Guide 171
Step 11: Click on the link [IP Tables] if the nat table must be edited.
Select the nat table and click on the List Chains button. Repeat steps 5 to 8 to edit
the chains and rules in the nat table. The tables presented on the Web page are the
same as in the filter table, with the difference that there are more options in the
Append/Insert/Replace Rule page:
Step 12: Click on the link [IP Tables] and click on the Save to File button.
This will cause the rules and chains to be saved in the /etc/network/firewall file.
Step 13: Click on the link Administration > Load/Save Configuration and click the Save to
Flash button.
This will save the rules and chains in the flash memory.
DNAT/SNAT options This section will appear only when the target selected
is DNAT and SNAT, respectively. The parameters of
these sections will determine how the packets
matched by the rule will be translated. DNAT translates
the destination IP Address/Port, and SNAT translates
the source IP Address/Port.
MASQUERADE/REDIRECT
options This section will appear only when the target selected
is MASQUERADE or REDIRECT. The parameter of these
sections configure the port or the port range used to
masquerade the source or to redirect the destination,
respectively.