linux-kernel - Re: IPv4 NAT UDP Traversal issue

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:	Tue, 20 Apr 2010 08:32:02 +0530
From:	ratheesh k <ratheesh.ksz@...il.com>
To:	飞颜 <win847@...il.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: IPv4 NAT UDP Traversal issue

2010/4/20 飞颜 <win847@...il.com>:
> Dear all,
>
>       I have a question about Linux NAT, our Product is ADSL
> Router(Linux Version is 2.6.22.15), and Now our customers requirment
> is below:
>
>       IPv4 Nat: UDP Traversal through NAT, must support STUN
> (RFC3489)  the four ways: Full Cone、Restricted Cone、Port Restricted
> Cone and Symmetric
>
>       As I known, netfilter IPv4 NAT is belonged to Symmetric type.
> and if want UDP Traversal through NAT, NAT Device can not be Port
> Restricted Cone and Symmetric type if the other is Symmetric type.
>
>       So my question is: Can iptable set the UDP NAT converted to
> Full Cone or Restricted Cone type?
>
>       we now set NAT use iptables below：
>
> Chain POSTROUTING (policy ACCEPT)
> target     prot opt source               destination
> MASQUERADE  all  --  anywhere             anywhere
>
>       Thanks very much!
>
> BR,
> win847
> --
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> the body of a message to majordomo@...r.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> Please read the FAQ at  http://www.tux.org/lkml/
>

There is a dedicated mailing list for netfilter .
                      netfilter-users
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/