On 2006/06/13 22:07, Nick Guenther wrote:
> What is the prefered method for NAT-traversal these days? The options
> I know are:
> UPnP
> a proxy
> having the in-kernel NAT code do the work itself

Look at how /usr/sbin/ftp-proxy works with anchors - it's a nice
hybrid, keeping L7 work out of the kernel, and bulk-packet-shifting
out of userland.

> designing protocols to assume NATs and get around them.

Doesn't seem to happen too often for complicated standard
protocols. More likely to get bolted-on afterwards.

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