PUSR USR-G816 - Source NAT

USR-G816 User Manual
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Source zone
The zone from which traffic has originated.
lan
Destination zone
The zone to which traffic will be forwarded to.
wan
Figure 46. Add new forward rules
6.3.3. Source NAT
Source NAT (SNAT) is a form of masquerading used to change a packet's source address and/or port number
to a static, user-defined value. SNAT is performed in the POSTROUTING chain, just before a packet leaves the
device.
Up to 100 SNAT rules can be added.
Table 16. Brief parameters of Source NAT
Items
Description
Default
Name
The name of the rule， user defined.
None
Source zone
Matches traffic originated from the specified zone.
lan
Source zone
Matches traffic destined for the specified zone.
wan
To source IP
Matches traffic destined for the specified zone.
None
To source port
Matches traffic destined for the specified zone.
None