Rainbow Electronics W90N740 User Manual

Page 128

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W90N740

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NATA comparison and replacement table at different port

Inverse bit is reset

Inverse bit is set

Comparison Replacement Comparison Replacement

DA with MA
(if AxCE set)

DA with LA

(if AxRE set)

SA with MA

(if AxCE set)

SA with LA

(if AxRE set)

WAN port

(for receiving

external

packets)

DP with MP

(if PxCE set)

DP with LP

(if PxRE set)

SP with MP

(if PxCE set)

SP with LP

(if PxRE set)

SA with LA

(if AxCE set)

SA with MA

(if AxRE set)

DA with LA

(if AxCE set)

DA with MA
(if AxRE set)

LAN port

(for receiving

local station

packets)

SP with LP

(if PxCE set)

SP with MP

(if PxRE set)

DP with LP

(if PxCE set)

DP with MP

(if PxRE set)

7.6.2.6 Possible Settings for Different Applications, only for reference

AxCE

PxCE

AxRE

PxRE

I

bit

Description

NAT with port
comparison

1 1 1 1 0

Comparison IP address and port number

NAT without port
comparison

1 0 1 0 0

Comparison IP address

IP filter

1 1 0 0 1

The S/W program can discard the hit
packets for filtering

There are still some restrictions of configuration table above. It cannot be replaced the
Address or Port without compare them first.

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