NBB-800
User Manual for NRSW version 4.5.0.100
Parameter
Inbound NAPT Rules
Ports
The used UDP/TCP port of matching packets
Redirect to
The address to which matching packets shall be redirected
Redirect port
The port to which matching packets will be redirected
Select mapping context according to your needs:
Parameter
Mapping contexts
host
Rewrite destination address and port for one given host (i.e.
10.0.0.1:8080
→
192.168.1.100:80
network
Rewrite destination address for a full network (i.e. 10.0.0.0/24
→
192.168.1.0/24
port range
Rewrite destination address and port based on the incoming port
(i.e. 10.0.0.1:22000-22255
→
192.168.1.0/24:22). There is no cor-
responding rule for port range translation in outbound rules. Use net-
work based mapping there.
NAPT Outbound Rules
Outbound rules will modify the source section of IP packets and can be used to establish 1:1 NAT
mappings but also to redirect packets to a specific service.
Parameter
Outbound NAPT Rules
Description
A meaningful description of this rule
Outgoing interface
The outgoing interface on which matching packets are leaving the
router
Target
The target address or network to which matching packets are des-
tined
Source address
The source address of matching packets (optional)
Protocol
The used protocol of matching packets
Ports
The used UDP/TCP port of matching packets
Rewrite source address
The address to which the source address of matching packets shall
be rewritten
Rewrite source port
The port to which the source port of matching packets shall be rewrit-
ten
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