RACOM M!DGE3, Руководство пользователя

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7.3.3.2. Destination NAT
Destination Network Address Translation (DNAT) - rewrites the destination address and/or port within
incoming connection and performs opposite changes for returning packets. DNAT:
• Allows to redirect connection destination to a device, that performs DNAT.
• Performs during packet input to a device (before redirecting and filtering in firewall).
Enable
List box {Enable; Disable}, default = "Disable"
Enables / disables all Destination NAT rules.
Parameters “ Protocol ”, “ Source IP / Mask ” , “ Destination IP / Mask ” , “Output Interface” ,“ Source
port from ”, “ Source port to ”, “ Destination port from ”, “ Destination port to ” and “ Protocol
number ” define a filter, which is catching specified packets. SNAT rule applies for those packets.
Parameters “ Source port from ”, “ Source port to ”, “ Destination port from ” and “ Destination
port to ” occur only if parameter “Protocol” is set to “UDP” or “TCP”.
Parameter “ Protocol number ” occurs only if parameter “ Protocol ” is set to “Other”.
Protocol
Filters selected protocol. If none of the mentioned values suits, select “Other”.
Protocol number
Number {0 – 255}, default = 1
This parameter occurs only, if parameter “
Protocol ” is set to “Other”.
Source IP / Mask
IP address, default = 0.0.0.0/0
Defines the source IP subnet.
M!DGE3 Cellular Router – © RACOM s.r.o. 106
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