Representing IP addresses in XML Schema

David Brownell david-b at pacbell.net
Tue Dec 21 18:20:53 GMT 1999


Leigh Dodds wrote:
> 
> > > > However, this is not satisfactory - it allows each field in the IP to
> > > > have values from 000-999.  I want to restrict the possible values to:
> > > > [0-255].[0-255].[0-255].[0-255]
> > >
> > > You can avoid the problem by storing the IP as a hex address, as in:
> > >
> > > ff.ff.ff.ff
> >
> > Thanks Ray.  An interesting choice of words - "You can avoid the
> > 'problem' ...". 

And create a worse one.  IP addresses are "dotted DECIMAL"
not "dotted hex".  

- Dave

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