Interview Questions

How to run the WHOIS Daemon?

An Introduction to Socket Programming

(Continued from previous question...)

How to run the WHOIS Daemon? 

You can run the whois daemon (on the server) to
see what it does:

[3:27pm julian] echo reggers | /usr/lib/whois/whoisd
    There were 1 matches on your request.

               Full Name: Quinton, Reg
              Department: Info Tech Svcs
                    Room: NSC 214
                   Phone: 679-2111x(6026)
               Index Key: 481800
         Machine Address: reggers@julian.uuu.com
     Directory Addresses: reg.quinton@uuu.com
                        : r.quinton@uuu.com
                        : reggers@uuu.com
                        : quinton@uuu.com

    For more information try 'whois help'.

The program is command driven -- you give a command (or query string) on stdin, it produces results on stdout, and exits. 

Connecting to the Server:

You can make a telnet(1) connection to
 the whois service on the server.

    [3:47pm julian] telnet julian whois
Trying 129.100.2.12 ... Connected to julian.
    Escape character is '^]'.
    reggers .... my command input
    There were 1 matches on your request.

               Full Name: Quinton, Reg
              Department: Info Tech Svcs
                    Room: NSC 214
                   Phone: 679-2111x(6026)
               Index Key: 481800
         Machine Address: reggers@julian.uuu.com
     Directory Addresses: reg.quinton@uuu.com
                        : r.quinton@uuu.com
                        : reggers@uuu.com
                        : quinton@uuu.com

    For more information try 'whois help'.
    Connection closed by foreign host.

(Continued on next question...)

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