a bit of google and grepping and i find an answer in rfc 1886 to wit: 2.1 AAAA record type
The AAAA resource record type is a new record specific to the Internet class that stores a single IPv6 address. The value of the type is 28 (decimal). 2.2 AAAA data format A 128 bit IPv6 address is encoded in the data portion of an AAAA resource record in network byte order (high-order byte first). which suggests to me that /usr/bin/aaaa is for looking up ipv6 addresses but why the duplication? why not a link? http://www.efn.org/~laprice ( Community, Cooperation, Consensus http://www.opn.org ( Openness to serendipity, make mistakes http://www.efn.org/~laprice/poems ( but learn from them.(carpe fructus ludi)
