Re: --to-destination of DNAT issue -- or my misinterpretation?

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Jan Engelhardt a écrit :
Hello,

It seems I can't specify several --to-destination (like the man page
tells), and iptables doesn't spit any errors.

Am I doing something wrong?

Only one --to-destination is supported.

This restriction was first introduced in kernel 2.6.11. Previous 2.6 kernels, as well as 2.4 kernels, should support multiple ranges.

ChangeLog-2.6.11 :
" [PATCH] Remove NAT to multiple ranges
  The NAT code has the concept of multiple ranges: you can say "map this
  connection onto IP 192.168.1.2 - 192.168.1.4, 192.168.1.7 ports
  1024-65535, and 192.168.1.10".  I implemented this because we could.

  But it's not actually *used* by many (any?) people, and you can
  approximate this by a random match (from patch-o-matic) if you really
  want to.  It adds complexity to the code."

changes-iptables-1.3.4.txt :
" Print error message when multiple "--to" DNAT/SNAT args are used
  with kernel >= 2.6.10"
                     ^^
There seems to be a little mistake here, should be 2.6.11 according to Linux changelog.



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