you can add a port-knocking tool like fwknop to add a dynamic rule to forward your connection into the privet machine.
*--Rabin* On Sun, Jul 20, 2014 at 12:16 PM, Erez D <erez0...@gmail.com> wrote: > On Sun, Jul 20, 2014 at 11:06 AM, Lior Kaplan <kaplanl...@gmail.com> > wrote: > > Didn't check it, but login in with a user who has /bin/true might do the > > trick. > you are correct, it works. > however it is still a security risk, as this means the client may > listen on unused port ... > > > > > Kaplan > > > > > > On Sun, Jul 20, 2014 at 12:03 PM, Erez D <erez0...@gmail.com> wrote: > >> > >> On Sun, Jul 20, 2014 at 10:39 AM, Lior Kaplan <kaplanl...@gmail.com> > >> wrote: > >> > ssh itself ? > >> > > >> > http://www.thegeekstuff.com/2013/11/reverse-ssh-tunnel/ > >> nice, however this requires me to give access to my server, which i do > >> not want ... > >> (or, can i give people permission to ssh to my server only for reverse > >> tunnels and no shell ?) > >> > >> > > >> > Kaplan > >> > > >> > > >> > On Sun, Jul 20, 2014 at 11:36 AM, Erez D <erez0...@gmail.com> wrote: > >> >> > >> >> hello > >> >> > >> >> i have a linux machine with a private ip connected to the internet > >> >> i have a public ip and need to ssh to the linux box > >> >> > >> >> any tools for that ? > >> >> > >> >> _______________________________________________ > >> >> Linux-il mailing list > >> >> Linux-il@cs.huji.ac.il > >> >> http://mailman.cs.huji.ac.il/mailman/listinfo/linux-il > >> > > >> > > > > > > > _______________________________________________ > Linux-il mailing list > Linux-il@cs.huji.ac.il > http://mailman.cs.huji.ac.il/mailman/listinfo/linux-il >
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