Am 30.10.2016 18:28 schrieb Jeff Ross:
It seems like I should be able to use pf to redirect all inbound
traffic except ssh to the new server.  I tried redirecting web traffic
as a test with the following rule in pf.conf:

#pass all non-ssl web traffic to luna
pass in quick proto tcp to port www rdr-to luna.openvistas.net port 80

I just assume that the incoming interface is the same that would be needed
to reach luna.openvistas.net?
If so, please see pf.conf(5) in Translation/rdr-to along the 'received-on'
example.

The rdr-to (as of now) will likely send the SYN to the the desired address, but the src-ip-address will still be of the initial one ("browser") and thus the SYN-ACK (emitted from luna) goes there where it'll be ignored for not
being legit.

The example with received-on will fix this.

HTH,
--
pb

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