̾??

hosts — ?ۥ???̾?ǡ????١???

????

hosts ?ե??????ϥͥåȥ?????δ??ΤΥۥ??Ȥ˴ؤ??????????ݻ????ޤ??? ???Υե??????? DNS ?? NIS ?ޥå? `hosts.byaddr' ?????? `hosts.byname' ???Ȥ߹??碌?ƻ??Ѳ?ǽ?Ǥ??? nsswitch.conf(5) ?????椷?ޤ??? ?ƥۥ??Ȥ??Ф??ơ?1?ĤιԤ˰ʲ??ξ?????Ϳ???ޤ???

???󥿡??ͥåȥ??ɥ쥹
?????ʥۥ???̾
??̾

?ƹ??ܤ?Ǥ?դο??ζ????䥿??ʸ???Ƕ??ڤ????ޤ??? ``#'' ?ϥ??????Ȥγ??Ϥ?ɽ?????????ʹߤι????ޤǤ?ʸ???Ϥ??? ?ե??????򸡺??????롼?????ˤ??äƲ??ᤵ???ޤ?????

?͡??ॵ???? named(8) ???ѻ??ˤϡ????Υե??????ϥ͡??ॵ???Ф?ư??Ƥ??ʤ?????ͽ???Ȥ??? ??ǽ???ޤ??? ?͡??ॵ???ФΤ????ˡ??????????Υ??ɥ쥹?????Υե??????˴ޤޤ??? ???ʤ????Фʤ??ޤ????? ???????ϥ֡??Ȼ??? ifconfig(8) ??ɬ?פȤ??????????륤?󥿥ե??????Υ??ɥ쥹???????ӥ????????ͥåȥ?? ???ξ????Υޥ??????ޤߤޤ???

???Υե??????? Network Information Control Center (NIC) ???ݼ餵?줿?????ʥۥ??ȥǡ????١????????????????ޤ???????????????̾?? ̤?ΤΥۥ??Ȥ˴ؤ??Ƥϡ??????????Ǥ??ѹ????ǿ????ݤ?ɬ?פ??????ޤ??? NIC ???ݼ餵?줿?ǡ????١??????Դ????ʤΤǡ? DARPA ???󥿡??ͥåȾ??Υ????ȤǤϥ͡??ॵ???Фλ??Ѥ??侩?????ޤ???

?ͥåȥ?????ɥ쥹?ϡ????󥿡??ͥåȥ??ɥ쥹?????饤?֥??? inet(3) ?? inet_addr(3) ?롼???????Ѥ???????Ū?? ``.'' (?ɥå?) ɽ???ǻ??ꤵ???ޤ??? ?ۥ???̾?ϡ??ե??????ɶ??ڤ?ʸ???????ԡ??????ӥ???????ʸ?? ?ʳ??Τ?????????????ǽʸ?????ޤळ?Ȥ??Ǥ??ޤ???

??Ϣ?ե?????

/etc/hosts

hosts ?ե??????? /etc ??¸?ߤ??ޤ???

??Ϣ????

gethostbyname(3), nsswitch.conf(5), ifconfig(8), named(8) Name Server Operations Guide for BIND.

????

hosts ?ե??????ե????ޥåȤ? 4.2BSD ?????о줷?ޤ?????