On Mon, Jul 02, 2001 at 09:38:42AM +0100, David Malone wrote:
> On Sun, Jul 01, 2001 at 09:20:44PM -0700, Crist J. Clark wrote:
> > Hmmm... Looks like,
> > 
> >   # syslogd -a 192.168.1.0/29
> > 
> > Will work and,
> > 
> >   # syslogd -a 192.168.1.1/29
> > 
> > Won't.
> 
> That's the standard behaviour of a netmask, isn't it? The usual
> way to check if host h is in network/netmask n/m is to check if:
> 
>       (h & m == n)
> 
> this means that the bits of the network which are not in the mask
> must be zero.

This doesn't seem to work with IPv6.  Isn't there a libc function
which can be used to do this?

Kris

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