From: Wietse Venema (no email)
Date: Wed Nov 07 2007 - 12:33:38 EST
Jim Wright:
> > To test the DNS service, try the getnameinfo and getaddrinfo programs
> > in $POSTFIXSOURCE/auxiliary/name-addr-test/
> >
> > Output should be like this:
> >
> > % ./getnameinfo 66.35.250.206
> > Hostname: lists.sourceforge.net
> > Address: 66.35.250.206
> > ./getaddrinfo lists.sourceforge.net
> > Hostname: lists.sourceforge.net
> > Addresses: 66.35.250.206
> >
> > If the result is different then we can investigate what is broken.
>
> Definitely different results...
>
> wright$ ./getnameinfo 66.35.250.206
> getnameinfo 66.35.250.206: nodename nor servname provided, or not known
>
> wright$ ./getaddrinfo lists.sourceforge.net
> Hostname: lists.sourceforge.net
> Addresses: 66.35.250.206
Try:
% host 66.35.250.206
206.250.35.66.in-addr.arpa is an alias for 206.0/24.250.35.66.in-addr.arpa.
206.0/24.250.35.66.in-addr.arpa domain name pointer lists.sourceforge.net.
Wietse
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