I am sooo confused...

[Len Conrad]

>Len Conrad <LConrad at Go2France.com> wrote in message 
>news:<aas88s$ag9$1 at isrv4.isc.org>...
> > >********* db.westwood.st.mycompany.com *********
> > >$TTL    3h
> > >westwood.st.mycompany.com. IN SOA       westwood.st.mycompany.com. (
> > >         2002050210      ; Serial
> > >         3h              ; Refresh
> > >         1h              ; Retry
> > >         2w              ; Expire
> > >         1h )            ; Negative caching
> > >
> > >; Name Servers
> > >westwood.st.mycompany.com. IN NS        westwood.st.mycompany.com.
> >
> > you need 2 NS's here.
>
>Can you tell me why I need two NS's here?  Does this mean I need to
>run two DNS servers?

technically, one will work.  2 or more is conventional for reliability 
through redundancy.

>   Can I parent DNS server act as slave here?

any other NS can be a slave to your master, there are several 
free/commercial services, search google.com, or just ask your ISP.

>   It
>seems like it's working fine with one NS here as far as I can tell.

yes, it will

>But I haven't delegated westwood.st.mycompany.com to my DNS server
>yet.  Does this make any difference?

I don't know

Len