Íú¹Ô¤ÎËܤϹàÌÜËè¤Î»Åʬ¤±¤ä¿Þ¼°¤¬¤Ê¤¤¤Î¤È¥É¥é¥¤¤Ê²òÀâ¤ÈËÄÂç¤Ê²áµîÌ䤷¤«½Ð¤·¤Æ¤Ê¤¤¤Î¤Ç»²¹Í½ñ¤Ç¤Ï¤Ê¤¤¡£¤½¤³¤Ç¡ª»²¹Í½ñ¤Ï¼«Ê¬¤Çºî¤í¤¦¤È¤¤¤¦¤³¤È¤Ç¡¢Í­»Ö¤ß¤ó¤Ê¤Çºî¤ëºÇ¶¯¤Î²òÀâwiki¡ª

Ê¿À®£²£°Ç¯ÅÙÂ裱²ó
»î¸³¼ïÊÌ¡§ÅÁÁ÷¸ò´¹
»î¸³²ÊÌÜ¡§ÀßÈ÷´ÉÍý

ÌäÂê
²òÅú

http://www1.c3-net.ne.jp/347t/dentsu_denso/h20_1_s...



Ì䣱

(1)
(¥¢)12¡§VoIP¡§¸ÆÀ©¸æ·Ï¥×¥í¥È¥³¥ë¡¢¾ðÊóžÁ÷·Ï¥×¥í¥È¥³¥ë¡¢£Í£ÇÀ©¸æ·Ï¥×¥í¥È¥³¥ë
(¥¤)14¡§VoIP¡§¸ÆÀ©¸æ·Ï¥×¥í¥È¥³¥ë¡¢¾ðÊóžÁ÷·Ï¥×¥í¥È¥³¥ë¡¢£Í£ÇÀ©¸æ·Ï¥×¥í¥È¥³¥ë
(¥¦)4¡§H.323¡§ISDN¿®¹æÊý¼°¤ò¥Ù¡¼¥¹¤Ë¤·¤Æ¤¤¤ë¡£
(¥¨)9¡§SIP¥×¥í¥­¥·¥µ¡¼¥Ð¡§UE´Ö¤Ë¤¢¤Ã¤ÆüËö¤ÎÂåÍý¤È¤·¤Æ¥»¥Ã¥·¥ç¥ó¤òÀ©¸æ
http://offnskia.dip.jp/wordpress/?p=1352

(2)(i)
(¥ª)4
­¡¸í¡§°ÛAS´Ö¤òÀܳ¤¹¤ë¥ë¡¼¥Æ¥£¥ó¥°¥×¥í¥È¥³¥ë¤ÏBGP
­¢¸í¡§RIP¥Û¥Ã¥×ºÇÂç¿ô¤Ï16¡¢15Âæ¤òĶ¤¨¤ë¿ô¤Î¥ë¡¼¥¿¤ò·Ðͳ¤µ¤»¤ë¤³¤È¤¬¤Ç¤­¤Ê¤¤¡£
­£¸í¡§¥ë¡¼¥×Ëɻߤΰ٥롼¥Á¥ó¥°¾ðÊó¤ò¼õ¿®¤·¤¿IF¤Ë¤Ï¡¢¼õ¿®¾ðÊó¤òÁ÷¤é¤Ê¤¤µ¡Ç½¤Ï¥¹¥×¥ê¥Ã¥È¥Û¥é¥¤¥º¥ó(¥Ý¥¤¥º¥ó¥ê¥Ð¡¼¥¹¤ÏÅþãÉÔ²Äǽ¤Ç¤¢¤ë¤È¤¤¤¦¾ðÊóÅÁ¤¨¤ë)
­¤Àµ¡§¥ë¡¼¥Á¥ó¥°¾ðÊó¤Î¹¹¿·¤Ï30ÉÃËè
­¥¸í¡§RIPv2¤Ç¤Ï¥ë¡¼¥Æ¥£¥ó¥°¾ðÊó¤ò¥Þ¥ë¥Á¥­¥ã¥¹¥È¤Ë¤è¤ê¹¹¿·¤¹¤ë¤¬¡¢¥Ö¥í¡¼¥É¥­¥ã¥¹¥È¤ò¿ä¾©¤·¤Æ¤¤¤ë¤ï¤±¤Ç¤Ï¤Ê¤¤¡£
http://offnskia.dip.jp/wordpress/?p=1354

(2)(ii)
(¥«)2
­¡Àµ¡§£Ï£Ó£Ð£Æ¤Ï¡¢¥ê¥ó¥¯¥¹¥Æ¡¼¥È·¿¤Î¥ë¡¼¥Á¥ó¥°¥×¥í¥È¥³¥ë¤Ç¤¢¤ê¡¢¥¨¥ê¥¢Æâ¤Î¤¹¤Ù¤Æ¤Î¥ë¡¼¥¿¤¬¥Í¥Ã¥È¥ï¡¼¥¯Á´ÂΤÎÀܳ¾õÂÖ¾ðÊó¤ò»ý¤Ã¤Æ¤¤¤ë¡£
­¢¸í¡§£Ï£Ó£Ð£Æ¤Ç¤Ï¡¢¤¢¤ÆÀè¥Í¥Ã¥È¥ï¡¼¥¯¤Þ¤Ç¤Î·ÐÏ©¤òÁªÂò¤¹¤ë¤¿¤á¤Î´ð½à(¥á¥È¥ê¥Ã¥¯)¤È¤·¤Æ¡¢¥³¥¹¥È¤òÍѤ¤¤Æ¤¤¤ë¡£¥³¥¹¥È¤Ï¡¢²óÀþ¤ÎÂÓ°èÉý¤«¤é»»½Ð¤µ¤ì¤ëÃͤǤ¢¤ê¡¢Ä̾¼«Æ°Åª¤ËÀßÄꤵ¤ì¤ë¡£
­£Àµ¡§£Ï£Ó£Ð£Æ¤Ë¤ª¤±¤ë¥Í¥Ã¥È¥ï¡¼¥¯¤Î´Æ»ë¤Ë¤Ï£È£å£ì£ì£ï¥Ñ¥±¥Ã¥È¤ò¡¢¥ë¡¼¥Á¥ó¥°¾ðÊó¤ÎÁ÷¼õ¿®¤Ë¤Ï¡¢£Ì£Ó£Õ(Link State Update)¥Ñ¥±¥Ã¥È¤¬ÍѤ¤¤é¤ì¤ë¡£
­¤Àµ¡§£Ì£Ó£Õ¥Ñ¥±¥Ã¥È¤Ç±¿¤Ð¤ì¤ë¥ë¡¼¥Á¥ó¥°¾ðÊó¤Ë¤Ï¡¢¥µ¥Ö¥Í¥Ã¥È¥Þ¥¹¥¯¤¬´Þ¤Þ¤ì¤Æ¤ª¤ê¡¢²ÄÊÑĹ¥µ¥Ö¥Í¥Ã¥È¥Þ¥¹¥¯¤ËÂбþ¤·¤Æ¤¤¤ë¡£­¥Àµ¡§£Ï£Ó£Ð£Æ¤Ç¤Ï¡¢¥Í¥Ã¥È¥ï¡¼¥¯¤òÊ£¿ô¤Î¥¨¥ê¥¢¤Ëʬ³ä¤·¡¢¥¨¥ê¥¢¤´¤È¤Ë¥Í¥Ã¥È¥ï¡¼¥¯¾ðÊó¤ò¤Þ¤È¤á¤Æ¼è¤ê°·¤¦¤³¤È¤¬¤Ç¤­¤ë¡£
http://offnskia.dip.jp/wordpress/?p=1356

(3)(i)
(¥­)2
­¡¸í¡§¸Î¾ãȯÀ¸¤ò¾¯¤Ê¤¯¤·¤ÆÊ¿¶ÑÆ°ºî²Äǽ»þ´Ö¤òŤ¯¤¹¤ë¤¿¤á¡¢¿®ÍêÀ­Àß·×µ»½Ñ¤¬ÍѤ¤¤é¤ì¤Æ¤¤¤ë¡£¿®ÍêÀ­Àß·×µ»½Ñ¤Ë¤Ï¡¢»ÈÍÑÉôÉÊ¿ô¤ÎÄ㸺¡¢¥·¥¹¥Æ¥à¤ÎÊÂÎ󲽡¢¹½Â¤¤Î´ÊÁDz½¡¢¥Õ¥©¡¼¥ë¥È¥È¥ì¥é¥ó¥¹¤ÎƳÆþ¡¢¸íÁàºîËɻߤ˸ú²Ì¤Î¤¢¤ë¿Í´Ö¹©³ØŪ»Üºö¤ÎƳÆþ¤Ê¤É¤¬¤¢¤ë¡£
­¢Àµ¡§Îô²½¸Î¾ã¤Îͽ¬¤Ë¤Ï¡¢¥·¥¹¥Æ¥à¤äÁõÃÖ¤ò¹½À®¤¹¤ëÉôÉʤÎÆÃÀ­ÃͤηлþÊѲ½¤«¤éÎô²½¸Î¾ã¤òͽ¬¤¹¤ëÊýË¡¤¬ÍѤ¤¤é¤ì¤Æ¤¤¤ë¡£¶ñÂÎŪ¤Ê¼êË¡¤È¤·¤Æ¤Ï¡¢ºÇ°­ÃÍÀß·×Ë¡¡¢¥â¥ó¥Æ¥«¥ë¥íË¡¡¢¥Ñ¥é¥á¡¼¥¿Àß·×Ë¡¤Ê¤É¤¬¤¢¤ë¡£
­£¸í¡§£Æ£Í£Å£Á(Failure Mode and Effects Analysis)¤Ï¡¢¥·¥¹¥Æ¥à¤ò¹½À®¤¹¤ëÉôÉʤä¥â¥¸¥å¡¼¥ë¤Ë¸Î¾ã¤¬È¯À¸¤·¤¿¾ì¹ç¡¢¥·¥¹¥Æ¥à¤Ë¤É¤ÎÄøÅٱƶÁ¤òÍ¿¤¨¤ë¤«¤ò²òÀϤ¹¤ë¼êË¡¡£
­¤¸í¡§£Æ£Ô£Á(Fault Tree Analysis)¤Ï¡¢¤¢¤é¤«¤¸¤áÂоݥ·¥¹¥Æ¥à¤Ë¤È¤Ã¤Æ˾¤Þ¤·¤¯¤Ê¤¤¤¹¤Ù¤Æ¤Î»ö¾Ý¤òµ¬Äꤷ¡¢¤½¤Î»ö¾Ý¤Î²ò·èºö¤òÀö¤¤½Ð¤·¤Æ¥Ä¥ê¡¼(Tree)¾õ¤ËŸ³«¤¹¤ë¡££Æ£Ô£Á¤ÏÀøºßŪ¤ÊÉÔ¶ñ¹ç»ö¾Ý¤Î²òÀϤËŬ¤·¤Æ¤¤¤ë¡£
http://offnskia.dip.jp/wordpress/?p=1358

(3)(ii)
(¥¯)4
­¡Àµ¡§ÊÝÁ´À­À߷פÇÍѤ¤¤é¤ì¤ëÊÝÁ´À­ÆÃÀ­Ãͤˤϡ¢ÊÝÁ´ÅÙ¡¢½¤ÉüΨ¡¢£Í£Ô£Ô£Ò¡¢£Í£Ä£Ô(Mean Down Time)¤Ê¤É¤¬¤¢¤ë¡£
­¢Àµ¡§ÊÝÁ´Êý¼°¤Ë¤ª¤±¤ë»ö¸åÊÝÁ´¤Ï¡¢°ìÈ̤ˡ¢¶ÛµÞÊÝÁ´¤ÈÄ̾ï»ö¸åÊÝÁ´¤ËʬÎह¤ë¤³¤È¤¬¤Ç¤­¤ë¡£¶ÛµÞÊÝÁ´¤Ï¡¢Í½ËÉÊÝÁ´¤ò¹Ô¤¦ÂоݤȤʤ륷¥¹¥Æ¥à¤äÁõÃ֤θξã»þ¤Ë¹Ô¤¦ÊÝÁ´¤Ç¤¢¤ê¡¢Ä̾ï»ö¸åÊÝÁ´¤ÏͽËÉÊÝÁ´¤ÎÂоݤȤ·¤Ê¤¤¥·¥¹¥Æ¥à¤äÁõÃ֤θξã»þ¤Ë¹Ô¤¦ÊÝÁ´¤È¤·¤ÆʬÎव¤ì¤Æ¤¤¤ë¡£
­£Àµ¡§ÊÝÁ´Êý¼°¤Ë¤ª¤±¤ëͽËÉÊÝÁ´¤Ï¡¢Í½ÃÎÊÝÁ´(¾õÂÖ´Æ»ëÊÝÁ´)¤È»þ´Ö·×²èÊÝÁ´¤ËʬÎह¤ë¤³¤È¤¬¤Ç¤­¤ë¡£Í½ÃÎÊÝÁ´¤Ç¤Ï¡¢ÁõÃ֤䥷¥¹¥Æ¥à¤ÎÆ°ºî¾õÂ֤γÎǧ¡¢Îô²½·¹¸þ¤Î¸¡½Ð¤Ê¤É¤ÎÌÜŪ¤Ç¡¢Æ°ºîÃ͵ڤӤ½¤Î·¹¸þ¤ò´Æ»ë¤·¡¢°Û¾ï¤ÎÃû¸õ¤¬¤¢¤ë¾ì¹ç¤Ë½¤Íý¤Ê¤É¤ò¹Ô¤¦¡£
­¤¸í¡§ÊÝÁ´Êý¼°¤Ë¤ª¤±¤ëͽËÉÊÝÁ´¤Î¤¦¤Á¡¢»þ´Ö·×²èÊÝÁ´¤Ë¤Ï¡¢»ÈÍѾõÂÖ¤ò¾ï»þËô¤ÏÄê´üŪ¤ËÆÃÄê¤Î¥¤¥Ù¥ó¥È¤´¤È¤Ë´Æ»ë¤·¡¢°Û¾ï¤òÁá´ü¤Ëȯ¸«¤·½èÃÖ¤¹¤ëÊý¼°¤¬¤¢¤ë¡£
http://offnskia.dip.jp/wordpress/?p=1360

Ì䣲


(1)
Æ°²èÁü¾ðÊó¤Î°µ½Ìµ»½Ñ¤Ë¤Ï¡¢¸µ¤Î²èÁü¤Î»þ´ÖŪÁê´Ø´Ø·¸¤òÍøÍѤ·¤¿°µ½Ì½èÍý¤È¶õ´ÖŪÁê´Ø´Ø·¸¤òÍøÍѤ·¤¿°µ½Ì½èÍý¤¬¤¢¤ë¡£
(¥¢)4¡§¶õ´ÖŪÁê´Ø´Ø·¸ÍøÍѤΰµ½Ì½èÍý¡§Æ°²è¤ò¹½À®¤¹¤ë³Æ²èÌ̤ÎÃæ¤Ç¡¢ÎÙÀܤ¹¤ë²èÁǴ֤δط¸¤ò´ð¤Ë¾ðÊ󰵽̤ò¿Þ¤ë¤â¤Î¤Ç¤¢¤ê¡¢°ìÄê¤Î²èÁÇ¿ô¤Ç¹½À®¤µ¤ì¤ëÀµÊý·Á¤ÎÎΰè¤ËÂФ·¤ÆDCT(Discrete Cosine Transform)¤È¤¤¤ï¤ì¤ë½èÍý¤ò»Ü¤¹Êý¼°¤¬¹­¤¯ºÎÍѤµ¤ì¤Æ¤¤¤ë¡£
(¥¤)11¡§°µ½ÌÉä¹æ²½¡§¾ðÊó¤Î½Ð¸½³ÎΨ¤ÎÊФê¤òÍøÍѤ·¤¿²ÄÊÑĹÉä¹æ²½¤òÍѤ¤¤Æ¹¹¤Ê¤ë°µ½Ì¤ò¿Þ¤Ã¤Æ¤¤¤ë¡£
(¥¦)10¡§MPEG-2¡§ISO/IEC¤Î¥ï¡¼¥­¥ó¥°¥°¥ë¡¼¥×¤«¤é´«¹ð
(¥¨)5¡§MPEG-2¡§¥Ç¥¸¥¿¥ëÊüÁ÷¤ä£Ã£Á£Ô£Ö¤Ê¤É¤ÎÊüÁ÷ʬÌî¤ÇÍѤ¤¤é¤ì¤Æ¤¤¤ë¡£
http://offnskia.dip.jp/wordpress/?p=1362

(2)(i)
(¥ª)4
­¡Àµ¡§¥¤¥ó¥Ð¡¼¥¿¡§Ä¾Î®ÅÅÎϤò¸òήÅÅÎϤËÊÑ´¹¤¹¤ëµ¡Ç½¤òÍ­¤¹¤ë¡£¥¤¥ó¥Ð¡¼¥¿¤Ë¤Ï¾Îå¼°¥¤¥ó¥Ð¡¼¥¿¤È¼«Îå¼°¥¤¥ó¥Ð¡¼¥¿¤È¤¬¤¢¤ê¡¢°ìÈ̤ˡ¢¼«Îå¼°¥¤¥ó¥Ð¡¼¥¿¤¬¹­¤¯»ÈÍѤµ¤ì¤Æ¤¤¤ë¡£
­¢Àµ¡§ÅÅ°µ·¿¥¤¥ó¥Ð¡¼¥¿¡§½ÐÎÏÅÅ°µÇÈ·Á¤Ï¤¯·ÁÇȥѥ륹¤È¤Ê¤ê¡¢½ÐÎÏÅÅήÇÈ·Á¤¬Àµ¸¹ÇȤ˶ᤤÇÈ·Á¤È¤Ê¤ë¡£¤Þ¤¿¡¢ÅÅή·¿¥¤¥ó¥Ð¡¼¥¿¤Î½ÐÎÏÅÅήÇÈ·Á¤Ï¡¢¤¯·ÁÇȥѥ륹¤È¤Ê¤ê¡¢½ÐÎÏÅÅ°µÇÈ·Á¤¬Àµ¸¹ÇȤ˶ᤤÇÈ·Á¤È¤Ê¤ë¡£
­£Àµ¡§ÅÅ°µ·¿¥¤¥ó¥Ð¡¼¥¿¡§¸òήÅÅ°µ¤ò½ÐÎϤ·¡¢ÆþÎϦ¤Ë¤ÏľήÅÅ°µ¤òÊ¿³ê²½¤¹¤ë¤¿¤á¡¢Ê¿³ê¥³¥ó¥Ç¥ó¥µ¤¬»ÈÍѤµ¤ì¤ë¡£
­¤¸í¡§ÅÅ°µ·¿¥¤¥ó¥Ð¡¼¥¿¤Ï¡¢ÅÅή·¿¥¤¥ó¥Ð¡¼¥¿¤ÈÈæ³Ó¤·¤ÆÅŸ»¥¤¥ó¥Ô¡¼¥À¥ó¥¹¤¬¾®¤µ¤¤¡£²áÅÅ°µÊݸÆñ¤·¤¤È¾ÌÌ¡¢Éé²ÙûÍí»þ¤Î²áÅÅήÊݸÈæ³ÓŪÍưפǤ¢¤ë¡£
­¥Àµ¡§ÅÅή·¿¥¤¥ó¥Ð¡¼¥¿¡§¸òήÅÅή¤ò½ÐÎϤ·¡¢ÆþÎϦ¤Ë¤ÏľήÅÅή¤òÊ¿³ê²½¤¹¤ë¤¿¤á¡¢Ä¾Î®¥ê¥¢¥¯¥È¥ë¤¬»ÈÍѤµ¤ì¤ë¡£
http://offnskia.dip.jp/wordpress/?p=1364

(2)(ii)
(¥«)3
­¡¸í¡§¥¤¥ó¥Ð¡¼¥¿¤Î½ÐÎÏÅÅ°µ¤òÀ©¸æ¤¹¤ëÊý¼°¤Ë¤Ï¡¢Ä¾Î®ÅÅ°µ¤òÀ©¸æ¤¹¤ëÊý¼°¡¢¥¤¥ó¥Ð¡¼¥¿¤ÎȾƳÂΤÎƳÄÌ»þ´Ö¤òÊѤ¨¤Æ¥Ñ¥ë¥¹Éý¤òÀ©¸æ¤¹¤ëÊý¼°µÚ¤Ó½ÐÎϦ¤ËÄêÅÅ°µÀ©¸æÁõÃÖ¤òÀߤ±¤ëÊý¼°¤¬¤¢¤ê¡¢¤Û¤È¤ó¤É¤Î£Õ£Ð£Ó¤Ï¡¢¥Ñ¥ë¥¹Éý¤òÀ©¸æ¤¹¤ëÊý¼°¤Ç¤¢¤ë¡£
­¢¸í¡§¥¤¥ó¥Ð¡¼¥¿¤Î½ÐÎÏÅÅ°µ¤òÀ©¸æ¤¹¤ë¤¿¤á¡¢Ä¾Î®¥Á¥ç¥Ã¥ÑÁõÃÖ¤òÀߤ±¤ëÊýË¡¤Ç¤Ï¡¢¥³¥ó¥Ñ¡¼¥¿Éô¤Ç½ÐÎÏÅÅ°µ¤ò¡¢¤Þ¤¿¥¤¥ó¥Ð¡¼¥¿Éô¤Ç¼þÇÈ¿ô¤ÎÀ©¸æ¤ò¹Ô¤¦¡£
­£Àµ¡§£Ð£×£ÍÀ©¸æÊý¼°¤Ï¡¢ÆÀ¤è¤¦¤È¤¹¤ë½ÐÎϸòήÅÅ°µ¤ÎȾ¥µ¥¤¥¯¥ë¤Î´Ö¤ËÊ£¿ô¸Ä¤Î¥Ñ¥ë¥¹¤òȯÀ¸¤µ¤»¡¢¤½¤ì¤é¤Î¥Ñ¥ë¥¹ÅÅ°µ¤Î¥Ñ¥ë¥¹Éý¤òÀ©¸æ¤¹¤ë¤³¤È¤Ë¤è¤ê¤½¤Î¹ç·×ÃͤòÀµ¸¹ÇȤ˶á¤Å¤±¤ëÊý¼°¤Ç¤¢¤ë¡£
­¤¸í¡§Â¿½Å¥¤¥ó¥Ð¡¼¥¿Êý¼°¤Ï¡¢Ê£¿ôÂæ¤Î¤¯·ÁÇÈ¥¤¥ó¥Ð¡¼¥¿¤òÊÂÎó¤ËÇÛÃÖ¤·¡¢³Æ¡¹¤«¤é½ÐÎϤµ¤ì¤ë°Û¤Ê¤Ã¤¿¿¶Éý¤Î½ÐÎϤò°Û¤Ê¤Ã¤¿°ÌÁê¤Ç¹çÀ®¤¹¤ë¤³¤È¤Ë¤è¤ê¡¢Àµ¸¹ÇȤ˶ᤤ½ÐÎÏÇÈ·Á¤òÆÀ¤ëÊý¼°¤Ç¤¢¤ë¡£
­¥¸í¡§¥¤¥ó¥Ð¡¼¥¿¤Çºî¤é¤ì¤ë½ÐÎÏÅÅ°µÇÈ·Á¤Ï¡¢°ìÈ̤ˡ¢¤¯·ÁÇȤȤʤé¤Ê¤¤¡£¤³¤Î¤¿¤á¡¢¥¤¥ó¥Ð¡¼¥¿¤Î½ÐÎϦ¤Ë¤Ï¡¢¥ê¥¢¥¯¥È¥ë¤È¥³¥ó¥Ç¥ó¥µ¤ÎÁȹ礻¤Ç¹½À®¤µ¤ì¤ë»°´¬ÀþÊÑÀ®´ï¤¬ÍѤ¤¤é¤ì¤ë¡£
http://offnskia.dip.jp/wordpress/?p=1366

(3)
(¥­)2
­¡¸í¡§°ÜÆ°ÄÌ¿®¤ËÍѤ¤¤é¤ì¤ë£Õ£È£ÆÂӤϡ¢¥æ¡¼¥¶¤Î¥È¥é¥Ò¥Ã¥¯¼ûÍפËÂФ·¡¢½½Ê¬¤Ê¼þÇÈ¿ôÂÓ°è¤òÍ­¤¹¤ë¤¿¤á¡¢°ìÈ̤ˡ¢¥æ¡¼¥¶¤¬ÍѤ¤¤ë¼þÇÈ¿ô¥Á¥ã¥Í¥ë¤ò¤¢¤é¤«¤¸¤á¸ÇÄꤷ¡¢¤½¤Î¥æ¡¼¥¶¤ÇÀêÍ­¤µ¤»¤ëFCAÀܳÊý¼°¤¬ÍѤ¤¤é¤ì¤Æ¤¤¤ë¡£
­¢Àµ¡§¼þÇÈ¿ô¥¹¥Ú¥¯¥È¥ë¼´¾å¤ËÆÈΩ¤Ë¥Á¥ã¥Í¥ë¤òÇÛÃÖ¤¹¤ë£Æ£Ä£Í£ÁÊý¼°¤Ë¤Ï¡¢¥Ç¥å¡¼¥×¥ì¥¯¥¹ÄÌ¿®¤ò¹Ô¤¦¤¿¤á¤ÎÊý¼°¤È¤·¤Æ¡¢£Æ£Ä£ÄÊý¼°µÚ¤Ó£Ô£Ä£ÄÊý¼°¤¬¤¢¤ê¡¢£Æ£Ä£ÄÊý¼°¤Ë¤ª¤¤¤Æ¤Ï¡¢»þ´Ö¼´¤Ç¤Î¿¸µÀܳƱ´ü½èÍý¤¬ÉÔÍפǤ¢¤ëÆÃħ¤òÍ­¤¹¤ë¡£
­£¸í¡§¥Ç¥¸¥¿¥ë¼«Æ°¼ÖÅÅÏõڤӥǥ¸¥¿¥ë·ÈÂÓÅÅÏäˤª¤¤¤ÆºÎÍѤµ¤ì¤Æ¤¤¤ë£Ô£Ä£Í£ÁÊý¼°¤Ï¡¢³Æ°ÜÆ°¶É¤È´ðÃ϶ɴ֤ε÷Î¥º¹¤Ê¤É¤Ë¤è¤ë¥Ð¡¼¥¹¥È¿®¹æ¤Î»þ´Ö¼´¾å¤Ç¤Î¥ª¡¼¥Ð¥é¥Ã¥×¤òËɻߤ¹¤ë¤¿¤á¤Î¥¬¡¼¥É¥¿¥¤¥à¤¬É¬ÍפǤ¢¤ë¡£
­¤¸í¡§Éä¹æ³È»¶¤òÍøÍѤ·¤¿£Ã£Ä£Í£ÁÊý¼°¤Ç¤Ï¡¢ÌµÀþ¥Á¥ã¥Í¥ë¤ÏƱ°ì¤Î̵Àþ¼þÇÈ¿ô¤Ë¤ª¤¤¤Æ¥æ¡¼¥¶¤´¤È¤Ë°Û¤Ê¤ëÉä¹æ(¥³¡¼¥É)¤òÍѤ¤¤ÆÊÑÄ´¤µ¤ì¤ë¡£
http://offnskia.dip.jp/wordpress/?p=1368

(4)
(¥¯)1
­¡¸í¡§°ÜÆ°ÄÌ¿®¥·¥¹¥Æ¥à¤Ë¤ª¤±¤ë²»À¼Éä¹æ²½µ»½Ñ¤Ï¡¢¸Â¤é¤ì¤¿¼þÇÈ¿ô¤òÍ­¸ú¤ËÍøÍѤ¹¤ë¤¿¤á¤ÎɬÍפʵ»½Ñ¤Ç¤¢¤ê¡¢Äã¥Ó¥Ã¥È¥ì¡¼¥È¤Ç¤ÎÉä¹æ²½¤¬Í׵ᤵ¤ì¤ë¡£
­¢Àµ¡§²»À¼Éä¹æ²½¤ÎÊýË¡¤Ë¤Ï¡¢²»À¼ÇÈ·Á¤½¤Î¤â¤Î¤òÃé¼Â¤ËºÆ¸½¤¹¤ë¤³¤È¤òÌÜŪ¤Ë¿®¹æ¤Î¾éĹÅÙ¤ò°µ½Ì¤¹¤ëÇÈ·ÁÉä¹æ²½Ë¡¡¢²»À¼À¸À®¥â¥Ç¥ë¤Î¥Ñ¥é¥á¡¼¥¿¤òÉä¹æ²½¤¹¤ëʬÀϹçÀ®Ë¡¤Ê¤É¤¬¤¢¤ë¡£
­£Àµ¡§°ÜÆ°ÄÌ¿®´Ä¶­²¼¤Ç¤ÎÅÁȾò·ï¤Ë¤ª¤±¤ë²»À¼Éä¹æ²½Êý¼°¤Ë¤Ï¡¢ÌµÀþÅÁÁ÷Ï©¤Ç¤ÎÉä¹æ¸í¤êµÚ¤Ó¼õ¿®ÆþÎÏ¥ì¥Ù¥ë¤ÎÊÑÆ°¤ËÂФ·¤Æ¤â²»À¼ÉʼÁ¤¬Â礭¤¯Îô²½¤·¤Ê¤¤µ»½Ñ¤¬Í׵ᤵ¤ì¤ë¡£
­¤Àµ¡§£Ã£Å£Ì£ÐÊý¼°¤Ï¡¢£Á£Ð£ÃÊý¼°¤ÈÈæ³Ó¤·¤Æ¡¢°µ½ÌΨ¤ò¹â¤¯¤¹¤ë¤³¤È¤¬¤Ç¤­¡¢ÌµÀþÅÁÁ÷Ï©¤ÎÍ­¸úÍøÍѤ¬¿Þ¤ì¤ë¤³¤È¤«¤é¡¢°ìÈ̤ˡ¢°ÜÆ°ÄÌ¿®¥·¥¹¥Æ¥à¤Îɸ½àÊý¼°¤È¤·¤ÆÁªÄꤵ¤ì¤Æ¤¤¤ë¡£
http://offnskia.dip.jp/wordpress/?p=1370

Ì䣳


(1)
(¥¢)7¡§DP¡§²ÃÆþ¼ÔÀþ¥ë¡¼¥×¤òÁªÂò¿ô»ú¤Ë½¾¤Ã¤¿²ó¿ô¤Î¥Ñ¥ë¥¹¤È¤Ê¤ë¤è¤¦Ãdz¤µ¤»¤Æ¿ô»ú¾ðÊó¤òÅÁ㤹¤ëÊý¼°
(¥¤)3¡§PB¡§Äã·²µÚ¤Ó¹â·²¤Î¤½¤ì¤¾¤ì4¤Ä¤Î¼þÇÈ¿ô¤ÎÃ椫¤é¤½¤ì¤¾¤ì£±¼þÇÈ¿ô¤º¤Ä¤òÁȤ߹ç¤ï¤»¤Æ¡¢ÁªÂò¿®¹æ¤Î¿ô»ú¤ä¤½¤Î¾¤ÎÉä¹æ¤ò¹½À®¤¹¤ëÊý¼°
(¥¦)8¡§PB¡§²ÄÄ°²»¤Ç¤¢¤ë°Ù¡¢ÁªÂò¿®¹æ°Ê³°¤ËÄÌÏÃÃæ¤ÎEndToEnd¿®¹æ¤È¤·¤Æ¤â»ÈÍѲÄǽ
(¥¨)12¡§ISDN¡§D¥Á¥ã¥Í¥ë(¿®¹æ¥Á¥ã¥Í¥ë)¤ÎÁªÂò¿ô»ú¤Ï£¸¥Ó¥Ã¥È¤Î¥³¡¼¥É¤Çɽ¤µ¤ì¤ë
http://offnskia.dip.jp/wordpress/?p=1374

(2)
(¥ª)5
(¥«)1
A¡¦B=S¢ªA_+B_=S_
A+B=S¢ªA_¡¦B_=S_
http://offnskia.dip.jp/wordpress/?p=1376

(3)(i)
(¥­)4
AÀµ¡§¥¢¥í¡¼¥À¥¤¥ä¥°¥é¥à¤Ï¡¢³Æºî¶È¤òÌðÀþ¤Çɽ¤·¡¢ºî¶È¤Î½¾Â°´Ø·¸¤Ë¤·¤¿¤¬¤Ã¤ÆÌðÀþ¤òÁê¸ß¤Ë·ë¤Ó¡¢¥¢¥í¡¼¥À¥¤¥ä¥°¥é¥à¤Î½ÐȯÅÀ¤ò£°Æü¤È¤·¤Æ¡¢ÆüÄø´ÉÍý¤Ê¤É¤Ë³èÍѤµ¤ì¤ë¡£
BÀµ¡§¥¢¥í¡¼¥À¥¤¥ä¥°¥é¥à¤Ë¤ª¤±¤ëÆüÄø¤Î·×»»¤Ë¤Ï¡¢¤½¤Îºî¶È¤òºÇ¤âÁ᤯»Ï¤á¤ë¤³¤È¤¬¤Ç¤­¤ëºÇÁᳫ»ÏÆüÄø¡¢¤½¤Îºî¶È¤òºÇ¤âÁ᤯½ªÎ»¤¹¤ëºÇÁὪλÆüÄø¡¢¤½¤Îºî¶È¤òÃÙ¤¯¤È¤â½ªÎ»¤·¤Æ¤ª¤«¤Ê¤±¤ì¤Ð¤Ê¤é¤Ê¤¤ºÇÃÙ½ªÎ»ÆüÄø¡¢¤½¤Îºî¶È¤òÃÙ¤¯¤È¤â»Ï¤á¤Ê¤±¤ì¤Ð¤Ê¤é¤Ê¤¤ºÇÃÙ³«»ÏÆüÄø¤¬¤¢¤ë¡£
C¸í¡§¡¦¥¢¥í¡¼¥À¥¤¥ä¥°¥é¥à¤Ë¤ª¤¤¤Æ¡¢¥¯¥ê¥Æ¥£¥«¥ë¥Ñ¥¹¤È¤Ï¡¢ºî¶È¤Î½ÐȯÅÀ¤«¤éºî¶È¤ÎºÇ½ªÅÀ¤Ë»ê¤ë¤Þ¤Ç¤ÎºÇĹ·ÐÏ©¤Ç¡¢ÆüÄø´ÉÍý¾å¤Î½ÅÅÀ¤È¤Ê¤ëºî¶È¤ÎÏ¢¤Ê¤ê¤ò¤¤¤¦¡£
http://offnskia.dip.jp/wordpress/?p=1379

(3)(ii)
(¥¯)4¡§3+3+4+2¡á12
http://offnskia.dip.jp/wordpress/?p=1381

Ì䣴


(1)
(¥¢)7¡§¾ðÊóÄÌ¿®¥Í¥Ã¥È¥ï¡¼¥¯°ÂÁ´¡¦¿®ÍêÀ­´ð½à¡§ÀßÈ÷µÚ¤ÓÀßÈ÷¤ò¹½À®¤¹¤ë´Ä¶­¤Î´ð½à¤Ç¤¢¤ëÀßÈ÷Åù´ð½à¤È¡¢À߷ס¢»Ü¹©¡¢ÊÝÁ´µÚ¤Ó±¿ÍѤʤɤδð½à¤Ç¤¢¤ë´ÉÍý´ð½à¤È¤Ë¶èʬ¤µ¤ì¤Æ¤¤¤ë¡£
(¥¤)16¡§´ÉÍý´ð½à¡§¥Í¥Ã¥È¥ï¡¼¥¯¤ÎÀß·×´ÉÍý¡¢»Ü¹©´ÉÍý¡¢ÊÝÁ´¡¦±¿ÍÑ´ÉÍý¤Î¤Û¤«¡¢ÀßÈ÷¤Î¹¹²þ¡¦°Üž´ÉÍý¡¢¾ðÊ󥻥­¥å¥ê¥Æ¥£´ÉÍý¡¢´Ä¶­´ÉÍý¤Ê¤É¹­¤¤ÈϰϤ˵ڤó¤Ç¤¤¤ë¡£
(¥¦)2¡§¥Í¥Ã¥È¥ï¡¼¥¯¤ÎÀß·×´ÉÍý¡¢»Ü¹©´ÉÍý¡¢ÊÝÁ´¡¦±¿ÍÑ´ÉÍý¡§ÂÎÀ©¤ÎÌÀ³Î²½
(¥¨)14¡§¥Í¥Ã¥È¥ï¡¼¥¯¤ÎÊÝÁ´¡¦±¿ÍÑ´ÉÍý¡§¤Õ¤¯¤½¤¦Âкö
http://offnskia.dip.jp/wordpress/?p=1383

(2)(i)
(¥ª)7
MTBF=1/¦Ë=1/2.5*10-4=0.4*104=4.0*103
(2)(ii)
(¥«)5
R(t)=e-¦Ët
R(2000)=e-2000/4000=1/e0.5=0.61
http://offnskia.dip.jp/wordpress/?p=1385

(3)(i)
(¥­)8
RB=1-(1-R)2=1-0.12=0.990
(3)(ii)
(¥¯)3
Rc=3*R2(1-R)+R3=3*0.82*0.2+0.83=0.896
R=RB*RC=0.990*0.896=0.887
http://offnskia.dip.jp/wordpress/?p=1387

Ì䣵


(1)
(¥¢)13¡§¥Õ¥¡¥¤¥¢¥¦¥©¡¼¥ë¡§¥Ñ¥±¥Ã¥È¥Õ¥£¥ë¥¿¥ê¥ó¥°·¿¤È¥¢¥×¥ê¥±¡¼¥·¥ç¥ó¥²¡¼¥È¥¦¥§¥¤·¿¤ËÂçÊ̤µ¤ì¤ë
(¥¤)4¡§¥Ñ¥±¥Ã¥È¥Õ¥£¥ë¥¿¥ê¥ó¥°·¿¡§TCP/IP¤òÍѤ¤¤¿ÄÌ¿®½èÍý¤Î°ìÉô¤È¤·¤ÆÍѤ¤¤é¤ì¤ë
(¥¦)6¡§¥Õ¥¡¥¤¥¢¥¦¥©¡¼¥ëµ¡Ç½¡§¥¢¥¯¥»¥¹À©¸æ¡¢ÄÌ¿®¥í¥°¼èÆÀ¤Ê¤É
(¥¨)11¡§¥Õ¥¡¥¤¥¢¥¦¥©¡¼¥ëÉղõ¡Ç½¡§¥³¥ó¥Æ¥ó¥Ä¥Õ¥£¥ë¥¿¥ê¥ó¥°µ¡Ç½¡¢£Î£Á£Ôµ¡Ç½¡¢£Ö£Ð£Îµ¡Ç½¤Ê¤É
http://offnskia.dip.jp/wordpress/?p=1389

(2)
(¥ª)4
­¡Àµ¡§AES°Å¹æ¡§DES°Å¹æ¤Î¸å·Ñ¥Ö¥í¥Ã¥¯°Å¹æ¡£¸°Ä¹¤Ï128/192/256¥Ó¥Ã¥È¤¬ÍøÍѲÄǽ¡£DES°Å¹æ¤ÈÈæ³Ó¤·¶¯¸Ç¤Ê°ÂÁ´À­¤ò»ý¤Ã¤Æ¤¤¤ë¡£
­¢Àµ¡§¶¦Ä̸°°Å¹æ¡§°ÂÁ´À­É¾²Á¤¬¹Ô¤ï¤ì¤¿Êý¼°¤òÁªÂò¤·¤Æ¡¢°ìÏ¢¤Î¥Ç¡¼¥¿¤ò¤ä¤ê¼è¤ê¤¹¤ë¥»¥Ã¥·¥ç¥ó¤´¤È¤Ë°Å¹æ¸°¤òÊѹ¹¤¹¤ë¤Ê¤É¤Î°ÂÁ´À­Âкö¤¬É¬Í×
­£Àµ¡§¶¦Ä̸°°Å¹æ¡§¸ø³«¸°°Å¹æÊý¼°¤ÈÈæ³Ó¤·°Å¹æ²½¡¿Éü¹æ²½¤Î½èÍý®ÅÙ¤¬Â®¤¤¤³¤È¤«¤é¥Ç¡¼¥¿Î̤襤¾ðÊó¤ä±ÇÁü¾ðÊó¤ÎÈëÆ¿¤ËŬ¤·¤Æ¤¤¤ë¡£
­¤¸í¡§¸°°Å¹æ²½¶¦Ä̸°¡§»öÁ°¤ËÁ÷¿®¼Ô¤È¼õ¿®¼Ô´Ö¤Ç°ÂÁ´¤Ê¼êÃʤǶ¦Í­¤·¤Æ¤ª¤¯É¬Íפ¬¤¢¤ë¸°¤Ç¤¢¤ë¡£
http://offnskia.dip.jp/wordpress/?p=1391

(3)
(¥«)2
­¡¸í¡§CMS¡§ASN.1·Á¼°¤Î¥Ç¥£¥¸¥¿¥ë½ð̾¥Õ¥©¡¼¥Þ¥Ã¥È¡£¶¦Ä̸°°Å¹æ¤ÏÍѤ¤¤Ê¤¤¡£S/MIMEÅù¤ÇÍѤ¤¤é¤ì¤ë¡£
­¢Àµ¡§¥Ç¥£¥¸¥¿¥ë½ð̾¡§¥Ç¡¼¥¿¤Îȯ¿®¼ÔÆÃÄê¤Ë¤è¤ëÈÝǧËɻߡ¢²þ¤¶¤ó¸¡½Ð¤äǧ¾Ú¤Ë¹­¤¯ÍøÍѤµ¤ì¤Æ¤¤¤ë¡£
­£¸í¡§¥Ç¥£¥¸¥¿¥ë½ð̾¡§¸ø³«¸°°Å¹æ¤òÍѤ¤¤ë¡£¶¦Ä̸°°Å¹æ¤ÏÍѤ¤¤Ê¤¤¡£
­¤¸í¡§DSA¥Ç¥£¥¸¥¿¥ë½ð̾¡§DSA°Å¹æ¤ÎÎ¥»¶ÂпôÌäÂê¤Îº¤ÆñÀ­¤òÍøÍÑ¡£¥Ï¥Ã¥·¥å¥¢¥ë¥´¥ê¥º¥à¤ÏSHA-1¡£
­¥¸í¡§RSA¥Ç¥£¥¸¥¿¥ë½ð̾¡§RSA°Å¹æ¤ÎÁÇ°ø¿ôʬ²òÌäÂê¤Îº¤ÆñÀ­¤òÍøÍÑ¡£°Å¹æ¤È½ð̾¤Îµ¡Ç½¤òƱ»þ¤Ë¼Â¸½¤Ç¤­¤ë¡£
http://offnskia.dip.jp/wordpress/?p=1393

(4)
(¥­)3
­¡¸í¡§¥Ù¡¼¥¹¥é¥¤¥ó¥¢¥×¥í¡¼¥Á¡§´ðËÜŪ¤Ê¥ê¥¹¥¯¤òÁÛÄꤷ¤¿¾å¤Ç¡¢´û¸¤Î´ð½à¤ä¥¬¥¤¥É¥é¥¤¥ó¤«¤é´ÉÍýºö¤òÁªÂò¤¹¤ë¼êË¡
­¢¸í¡§¾ÜºÙ¥ê¥¹¥¯Ê¬ÀÏ¡§¸Ä¡¹¤Î¾ðÊó»ñ»º¤ÎʬÀϺî¶È¤Ë¿¤¯¤Î»þ´Ö¡¢Ï«ÎÏ¡¢ÀìÌçÃμ±¤Ê¤É¤òɬÍפȤ¹¤ë¤¬¡¢Å¬ÀڤʴÉÍýºö¤ÎÁªÂò¤¬¤Ç¤­¤ë¼êË¡
­£Àµ¡§Èó·Á¼°Åª¥¢¥×¥í¡¼¥Á¡§ÂηÏŪ¡¢¹½Â¤²½¤µ¤ì¤¿¥ê¥¹¥¯Ê¬ÀϼêË¡¤Ç¤Ï¤Ê¤¤¤¿¤á¡¢¾ÜºÙ¥ê¥¹¥¯Ê¬ÀϤÈÈæ³Ó¤·¤Æ¡¢»þ´Ö¡¢Ï«ÎϤʤɤò¤¢¤Þ¤êɬÍפȤ·¤Ê¤¤¤¬¡¢¥ê¥¹¥¯Ê¬ÀϤηë²Ì¤òÀµÅö²½¤¹¤ë¤³¤È¤¬É¬ÍפȤʤë¼êË¡
­¤¸í¡§Áȹç¤ï¤»¥¢¥×¥í¡¼¥Á¡§¾ÜºÙ¥ê¥¹¥¯Ê¬ÀϤȥ١¼¥¹¥é¥¤¥ó¥¢¥×¥í¡¼¥Á¤òÁȤ߹ç¤ï¤»¤ë¤³¤È¤Ë¤è¤ê¡¢¥ê¥¹¥¯Ê¬ÀϤò¼Â»Ü¤¹¤ë½ÅÍפÊÉôʬ¤ò¸·Ì©¤Ë²¡¤µ¤¨¤Ê¤¬¤éÁ´ÂΤˤĤ¤¤Æ¤â´ðËÜŪ¤Ê´ÉÍýºö¤òŬÍѤǤ­¤ë¼êË¡
http://offnskia.dip.jp/wordpress/?p=1395
http://www.atmarkit.co.jp/fsecurity/rensai/guide03...

(5)
(¥¯)4
­¡Àµ¡§Winny¡§P2P·¿¥Õ¥¡¥¤¥ë¶¦Í­¥½¥Õ¥È¥¦¥§¥¢¤Ç¤¢¤ê¡¢¥Õ¥¡¥¤¥ë¤Î¾ðÊó¤ÏÍøÍѼԴ֤ò¥Ð¥±¥Ä¥ê¥ì¡¼¼°¤ËžÁ÷¤µ¤ì¤ë
­¢Àµ¡§Winny¡§¥Õ¥¡¥¤¥ë¤ò¥À¥¦¥ó¥í¡¼¥É¤¹¤ë¤È¡¢¤½¤Î¥Õ¥¡¥¤¥ë¤Ï¾¤ÎÍøÍѼԤ˸þ¤±¤Æ¼«Æ°Åª¤Ë¸ø³«¤µ¤ì¤ë
­£Àµ¡§Winny¡§°ãË¡¤Ê¥Ç¡¼¥¿¤¬¤ä¤ê¼è¤ê¤µ¤ì¤Æ¤¤¤Æ¤â´Æ»ë¤äµ¬À©¤ò¹Ô¤¦¤³¤È¤¬»ö¼Â¾åÉÔ²Äǽ¤Ç°ì¸µ´ÉÍý¤¬º¤Æñ
­¤¸í¡§Winny¡§£×£å£â¥Ú¡¼¥¸¤Î±ÜÍ÷¡¢¥á¡¼¥ë¤ÎźÉÕ¥Õ¥¡¥¤¥ë¼Â¹Ô¤Ê¤É¤Ç¥³¥ó¥Ô¥å¡¼¥¿¥¦¥¤¥ë¥¹¤¬´¶À÷¤¹¤ë¤³¤È¤Ï¤¢¤ê¡¢£Ð£²£Ð¥Õ¥¡¥¤¥ë¶¦Í­¥½¥Õ¥È¥¦¥§¥¢¤Î¶¦Í­¥Õ¥©¥ë¥À·Ðͳ¤Ç¤â¥³¥ó¥Ô¥å¡¼¥¿¥¦¥¤¥ë¥¹¤¬´¶À÷¤¹¤ë
http://offnskia.dip.jp/wordpress/?p=1397

---

¤³¤Î¥Ú¡¼¥¸¤Ø¤Î¥³¥á¥ó¥È

5lwC9y I truly appreciate this blog.Thanks Again. Fantastic.

0
Posted by watch for this 2013ǯ12·î20Æü(¶â) 01:53:36 ÊÖ¿®

¥³¥á¥ó¥È¤ò¤«¤¯


¡Öhttp://¡×¤ò´Þ¤àÅê¹Æ¤Ï¶Ø»ß¤µ¤ì¤Æ¤¤¤Þ¤¹¡£

ÍøÍѵ¬Ìó¤ò¤´³Îǧ¤Î¤¦¤¨¤´µ­Æþ²¼¤µ¤¤

Menu

ÅÁÁ÷¸ò´¹

ÀßÈ÷´ÉÍý

ÀþÏ©¼çǤµ»½Ñ¼Ô

¤É¤Ê¤¿¤Ç¤âÊÔ½¸¤Ç¤­¤Þ¤¹