https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=219316

Andrey V. Elsukov <a...@freebsd.org> changed:

           What    |Removed                     |Added
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                 CC|                            |a...@freebsd.org

--- Comment #6 from Andrey V. Elsukov <a...@freebsd.org> ---
(In reply to lutz from comment #0)
> Consequently a deterministically selected group of clients has to share the
> same NAT table using a single external IP. A typical approach is to use
> wildcards to match the right NAT instance:
> 
> add 2100 nat 100 ipv4 from 100.64.0.0:255.192.0.63 to any xmit ext out
> add 2101 nat 101 ipv4 from 100.64.0.1:255.192.0.63 to any xmit ext out
> add 2102 nat 102 ipv4 from 100.64.0.2:255.192.0.63 to any xmit ext out
> ...
> 
> This approach is inefficient, tables could help. But tables does not support
> wildcard masking of lookup data. With such an wildcard mask, especially the
> flow tables could greatly improve performance.

Can you provide an example how your patches solve this problem? Some
commands/rules that you use for configuration would be good.

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