From: "Hal E. Fulton" <hal9000@...>
Date: 2001-09-25T13:24:59+09:00
Subject: [ruby-talk:21656] Re: IPSocket#addr


----- Original Message -----
From: Dave Thomas <Dave@PragmaticProgrammer.com>
To: ruby-talk ML <ruby-talk@ruby-lang.org>
Sent: Monday, September 24, 2001 11:22 PM
Subject: [ruby-talk:21655] Re: IPSocket#addr


> "Hal E. Fulton" <hal9000@hypermetrics.com> writes:
>
> >   u = UDPSocket.new
> >   u.bind('localhost', 8765)
> >   u.addr � ["AF_INET", 8765, "localhost", "127.0.0.1"]
> >   BasicSocket.do_not_reverse_lookup = true
> >   u.addr � ["AF_INET", 8765, "127.0.0.1", "127.0.0.1"]
> >
> > This is under IPSocket (from which TCPSocket inherits).
> >
> > Problem is, it always seems to give me an address, not
> > a name.
>
> Is 127.0.0.1 in your DNS? What does
>
>   dig -x 127.0.0.1
>
> do?
>
>
> Dave

; <<>> DiG 8.2 <<>> -x
;; res options: init recurs defnam dnsrch
;; got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 4
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 1
;; QUERY SECTION:
;;      1.0.0.127.in-addr.arpa, type = ANY, class = IN

;; ANSWER SECTION:
1.0.0.127.in-addr.arpa.  1D IN PTR  localhost.

;; AUTHORITY SECTION:
0.0.127.in-addr.arpa.   1D IN NS        localhost.

;; ADDITIONAL SECTION:
localhost.              1d21h13m21s IN A  127.0.0.1

;; Total query time: 20 msec
;; FROM: mercury.web-hosting.com to SERVER: default -- 207.228.244.4
;; WHEN: Tue Sep 25 00:23:53 2001
;; MSG SIZE  sent: 40  rcvd: 93