[Zope] FTP access and ssh-Port-Forward

Andreas Pakulat ap125@informatik.uni-rostock.de
Wed, 04 Jun 2003 22:33:27 +0200


On 04.Jun 2003 - 20:24:40, Dieter Maurer wrote:
> Andreas Pakulat wrote at 2003-6-4 16:40 +0200:
>  > I've got a problem with zope on Solaris system. I can access the
>  > ftp-Port from within the LAN (being either there or using ssh to connect
>  > to a server in the LAN) but not using a port forward for it. I can
>  > however use http-Portforwarding over ssh, but ftp-Portforwarding only
>  > gives me the possibility to login, the ls command "hangs" at entering
>  > Passive Mode. If I turn off passive mode I get error 425 Cant build data
>  > connection.
>  > 
>  > Has somebody a soluting how to get ssh-forwarded ftp Access to Zope?
> 
> FTP is a very difficult protocol with respect to forwarding and
> FireWalls. That's because FTP uses two connections, a command
> connection and a data connection. The latter is created on demand.
> It is very difficult to forward the data connection.

That's what I hoped not to be.

> Workarounds:
> 
>   Transfer your data from outside into your LAN (e.g. via "scp")
>   and then use a LAN FTP connection to Zope.

That's what I'll do.

>   Use WebDAV to directly transfer the content into Zope.

Hmm, looks like I have to really read some docs on WebDAV.

Thanks for the hints.

Andreas

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So-so day for you.