       server_info addresses host
              server_info official_name host
              server_info aliases host
              Optain information about a TCP/IP server. The argu-
              ment host can be  either  a  host  name  or  an  IP
              address.

              The following subcommands are recognized:

              o addresses  -  Return the list of IP addresses for
              host.

              o official_name - Return official name for host.

              o aliases - Return the list of  aliases  for  host.
              (Note  that  these  are  IP number aliases, not DNS
              CNAME aliases. See ifconfig(2).)
