Re: [Call For Wartectomy] CRLF conversion out of kernel
Brian Gerst (bgerst@quark.vpplus.com)
Thu, 15 Jul 1999 20:00:14 -0400
Oliver Xymoron wrote:
> > IP masq changes the data too for specific apps. Simply rewriting the
> > headers is not enough for applications which pass addresses & port
> > numbers in their protocol.
>
> ...which perhaps suggests that those bits should be handled in userspace.
> FTP masquerading is hardly a shining example of a clean approach. Consider
> what happens if you try to FTP to something not on the normal FTP port.
It's called passive mode FTP. Most FTP programs don't use it by
default, although browsers always do. Protocols with embedded port
numbers and addresses are a problem for masquerading. Unfortunately,
one cannot just change a standard protocol.
--
Brian Gerst
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