Don't understand message ...

[Jim Reid]

>>>>> "Jeffery" == Jeffery Richards [2667] <jrichard at mda.ca> writes:

    Jeffery> In the reference it refers to NXDOMAIN and SERVFAIL as
    Jeffery> two possible variations of the error.  In my message it
    Jeffery> says "(3)".  How do I figure out which of those two items
    Jeffery> is "3"?

% grep NXDOMAIN /usr/include/arpa/nameser.h 
#define NXDOMAIN        3               /* non existent domain */

A list of response codes is given in RFC1035, which is always a good
place to start when trying to decode numbers that appear in DNS
packets: reply codes, query types, etc.