Re: [Fwd: Some qemu+hurd questions]
Svante Signell, le Sat 06 Nov 2010 18:19:19 +0100, a écrit :
> On Sat, 2010-11-06 at 17:06 +0100, Samuel Thibault wrote:
> > Svante Signell, le Sat 06 Nov 2010 17:01:05 +0100, a écrit :
> > > On Sat, 2010-11-06 at 11:56 +0100, Samuel Thibault wrote:
> > > > Svante Signell, le Sat 06 Nov 2010 11:36:23 +0100, a écrit :
> > > > > I cannot get ssh to work. Installed random-egd and openssh server and
> > > > > client. ssh out of the Hurd VM work, also from Hurd to Hurd, but not
> > > > > from the host to Hurd. Anything I have missed to set up? Looks like
> > > > > ifconfig,route etc do not exist, is networking different compared to
> > > > > Linux?
> > > >
> > > > How did you configure your qemu network? Check out its documentation,
> > > > with the default configuration your hurd box doesn't have any IP
> > > > routable from outside.
> > >
> > > This is how I started qemu:
> > >
> > > qemu -m 256 -net nic,model=rtl8139 -net user -hda hurd-install.qemu
> > So you don't have any IP routable from outside.
> Why? Do I have to use restrict=no?
No. See qemu's documentation on -net user
> > > So you mean I have to add more options to qemu to be able to SSH to hurd
> > > via qemu from the host computer.
> > Yes. See qemu doc.
> According to the qemu manual page the defaults are:
> (if I understood correctly)
> address 10.0.2.2
> netmask 255.255.0.0
> gateway 10.0.2.2
> dns-nameservers 10.0.2.3
Yes. As seen from inside qemu
> Why cant I ping to 10.0.2.2 or 10.0.2.3 (or 10.0.2.15)?
Because with -net user these IPs are not exposed to outside.
> > > This will also mean that having an openssh-server running on the hurd
> > > box is worthless?
> > ?! I don't understand your sentence. Once you have an IP routable from
> > outside, it will be useful to have an openssh server running in your
> > Hurd box, since then you'll be able to connect to it.
> How do I obtain an IP routable from outside? Sorry, I'm lost :(
Use anything else than -net user, e.g. -net tap.