Re: NM 0.7 connection sharing

[Dan Williams <dcbw redhat com>]

On Sat, 2008-03-08 at 16:48 -0500, Darren Albers wrote:
> On Sat, Mar 8, 2008 at 4:18 PM, Dan Williams <dcbw redhat com> wrote:
> > Hi,
> >
> >  After some discussion in a related thread on fedora-devel, I've thought
> >  through the WiFi connection sharing a bit more, and been schooled on a
> >  few things.
> >
> >  Mac OS X provides a full infrastructure-mode network when sharing an
> >  internet connection over wireless.  It also provides DHCP to clients of
> >  that wifi network, and uses addresses in the 10.x.x.x space.
> >
> >  Unfortunately, given the current driver situation, NM on Linux won't be
> >  able to do the same thing, since few drivers support master mode well at
> >  this time.  Therefore, NM 0.7 will:
> >
> >  1) as the _originator_ of a wireless network, either by sharing a
> >  connection or creating a new wireless network, use 802.11 Ad-Hoc and
> >  provide a DHCP server (see below)
> >
> >  2) require opt-in to get IPv4 LL on device types known to usually use
> >  DHCP, requiring the user to pick between Auto-IP and DHCP (ie, Auto-IP
> >  and DHCP will be mutually exclusive)
> >
> >  3) Perform DHCP by default on Ad-Hoc networks, unless the user has opted
> >  into Auto-IP in the connection editor
> >
> >  4) use dnsmasq as the DHCP server for shared connections.  The ISC dhcpd
> >  uses 20MB of RAM when running and that's just unacceptable.  dnsmasq
> >  also provides proxied DNS, which is a nice bonus.
> >
> >  Dan
> >
> >
> >  _______________________________________________
> >  NetworkManager-list mailing list
> >  NetworkManager-list gnome org
> >  http://mail.gnome.org/mailman/listinfo/networkmanager-list
> >
> 
> Since the network is ad-hoc I assume there won't be a way to set encryption?

Ad-Hoc can use WEP (either 40 or 104-bit) on all cards, and can do
WPA-PSK on cards that support WPA.

Dan