Mailinglist Archive: opensuse (1495 mails)

[Anders Johansson <ajohansson@xxxxxxx>]

On Sunday 05 April 2009 15:24:43 James Knott wrote:
> Anders Johansson wrote:
> > On Sunday 05 April 2009 13:34:50 Chris Arnold wrote:
> > > Holes already exist on the firewall. This has been working in the past,
> > > up until I added a 2nd nic so I could bind edir to it.
> > >
> > > What I do know is when I add 192.168.123.0 and gw of 192.168.123.x and
> > > the subnet in yast->routing, email starts working again and other stuff
> > > stops working.
> >
> > If your network card has an ip address starting with 192.168.123 (not
> > including .0 and .255, those are invalid host addresses), and a netmask
> > of 255.255.255.0
>
> Actually, they can be valid addresses, provided your sub net mask allows
> it.  In the /24 mask shown, they are indeed invalid.  With a /23 mask,
> 192.168.123.0 would be valid, but not 192.168.123.255, etc.  The highest
> and lowest addresses within the subnet are not usable.  Everything else is.

Yes, correct, the parenthesis was misplaced. It refers to the IP address, but 
it was meant to include the proviso "...and a netmask of 255.255.255.0"

Anders
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