繝ｫ繝ｼ繧ｿ縺ｨ繝ｬ繧､繝､3繧ｹ繧､繝�メ縺ｮ驕輔＞縺｣縺ｦ菴包ｼ�

繝ｬ繧､繝､3繧ｹ繧､繝�メ

繝ｬ繧､繝､3繧ｹ繧､繝�メ縺ｯ縲√Ξ繧､繝､2繧ｹ繧､繝�メ縺ｨ繝ｫ繝ｼ繧ｿ縺ｮ讖溯�繧偵≠繧上○謖√▲縺溘ロ繝�ヨ繝ｯ繝ｼ繧ｯ繝�ヰ繧､繧ｹ縺ｧ縺吶ゅΞ繧､繝､2繧ｹ繧､繝�メ縺ｧVLAN繧剃ｽ懈�縺励◆蝣ｴ蜷医∫焚縺ｪ繧儀LAN髢薙〒縺ｯ逶ｴ謗･騾壻ｿ｡繧定｡後≧縺薙→縺後〒縺阪↑縺上↑繧翫∪縺吶ゅ◎縺薙〒縲√Ν繝ｼ繧ｿ繧堤畑縺�※逡ｰ縺ｪ繧儀LAN髢薙〒繝ｫ繝ｼ繝�ぅ繝ｳ繧ｰ縺吶ｋ(縺薙ｌ繧歎LAN髢薙Ν繝ｼ繝�ぅ繝ｳ繧ｰ縺ｨ縺�＞縺ｾ縺�)縺薙→縺ｫ繧医▲縺ｦ縲∫焚縺ｪ繧儀LAN髢薙�騾壻ｿ｡縺悟庄閭ｽ縺ｫ縺ｪ繧翫∪縺吶�

縺薙≧縺励◆繝ｬ繧､繝､2繧ｹ繧､繝�メ縺ｨ繝ｫ繝ｼ繧ｿ縺ｫ繧医ｋ逡ｰ縺ｪ繧儀LAN髢薙�騾壻ｿ｡繧�1蜿ｰ縺ｮ繝�ヰ繧､繧ｹ縺ｧ螳溽樟縺励◆縺ｮ縺後Ξ繧､繝､3繧ｹ繧､繝�メ縺ｧ縺吶ゅΞ繧､繝､3繧ｹ繧､繝�メ縺ｯ迚ｹ縺ｫ譛霑代�莨∵･ｭ縺ｮLAN縺ｧ繝ｫ繝ｼ繧ｿ縺ｫ縺ｨ縺｣縺ｦ縺九ｏ繧九ロ繝�ヨ繝ｯ繝ｼ繧ｯ繝�ヰ繧､繧ｹ縺ｨ縺励※縲∝､壹￥蟆主�縺輔ｌ縺ｦ縺�∪縺吶�

繝ｫ繝ｼ繧ｿ縺ｨ繝ｬ繧､繝､3繧ｹ繧､繝�メ縺ｮ驕輔＞

繝ｫ繝ｼ繧ｿ繧ゅΞ繧､繝､3繧ｹ繧､繝�メ繧ゅ←縺｡繧峨ｂ縲！P繝代こ繝�ヨ繧偵Ν繝ｼ繝�ぅ繝ｳ繧ｰ縺吶ｋ縺薙→縺後〒縺阪∪縺吶′縲�荳｡閠��驕輔＞縺ｯ菴輔〒縺励ｇ縺�ｼ�

繝阪ャ繝医Ρ繝ｼ繧ｯ繧定ｨｭ險医�讒狗ｯ峨☆繧矩圀縺ｫ縺ｯ縲√Ν繝ｼ繧ｿ縺ｨ繝ｬ繧､繝､3繧ｹ繧､繝�メ繧偵←縺ｮ繧医≧縺ｫ驕ｸ謚槭☆繧後�繧医＞縺ｮ縺ｧ縺励ｇ縺�ｼ�

縺薙％縺ｧ縺ｯ縲√Ν繝ｼ繧ｿ縺ｨ繝ｬ繧､繝､3繧ｹ繧､繝�メ縺ｮ驕輔＞縺ｫ縺､縺�※閠�∴縺ｦ縺ｿ縺ｾ縺吶ゆｸ闊ｬ逧�↓繝ｫ繝ｼ繧ｿ縺ｨ繝ｬ繧､繝､3繧ｹ繧､繝�メ縺ｮ驕輔＞縺ｯ莉･荳九�繧医≧縺ｫ縺ｪ繧翫∪縺吶�

繝ｫ繝ｼ繧ｿ	繝ｬ繧､繝､3繧ｹ繧､繝�メ
繝ｻ繧ｽ繝輔ヨ繧ｦ繧ｧ繧｢蜃ｦ逅�′荳ｻ菴�	繝ｻ繝上�繝峨え繧ｧ繧｢蜃ｦ逅�′荳ｻ菴�
繝ｻ縺昴ｌ縺ｻ縺ｩ鬮倬溘↑蜃ｦ逅��縺ｧ縺阪↑縺�	繝ｻ鬮倬溷�逅�
繝ｻ繝槭Ν繝√�繝ｭ繝医さ繝ｫ蟇ｾ蠢�	繝ｻTCP/IP縺ｮ縺ｿ
繝ｻWAN繧､繝ｳ繧ｿ繝輔ぉ繝ｼ繧ｹ繧呈戟縺､	繝ｻLAN繧､繝ｳ繧ｿ繝輔ぉ繝ｼ繧ｹ縺ｮ縺ｿ
繝ｻ繧ｽ繝輔ヨ繧ｦ繧ｧ繧｢縺ｮ繝舌�繧ｸ繝ｧ繝ｳ繧｢繝��縺ｫ繧医▲縺ｦ讖溯�霑ｽ蜉�縺悟ｮｹ譏�	繝ｻ讖溯�霑ｽ蜉�縺ｯ髮｣縺励＞

縺ｧ繧ゅ√Ν繝ｼ繧ｿ縺ｨ繝ｬ繧､繝､3繧ｹ繧､繝�メ縺ｮ驕輔＞縺ｯ縺ゅｓ縺ｾ繧翫↑縺上↑縺｣縺ｦ縺阪※縺�ｋ繝ｻ繝ｻ繝ｻ

縺溘□縺励�縺薙％縺ｫ謖吶￡縺溘Ν繝ｼ繧ｿ縺ｨ繝ｬ繧､繝､3繧ｹ繧､繝�メ縺ｮ驕輔＞縺ｯ縺ｩ繧薙←繧楢埋繧後※縺�▲縺ｦ縺�∪縺吶�莉･蜑阪�縲√Ν繝ｼ繧ｿ縺ｯ繧ｽ繝輔ヨ繧ｦ繧ｧ繧｢蜃ｦ逅�′荳ｻ菴薙〒縺ゅ∪繧企ｫ倬溘↑蜃ｦ逅�′縺ｧ縺阪↑縺九▲縺溘�縺ｧ縺吶′縲�繝ｫ繝ｼ繧ｿ縺ｫ縺翫＞縺ｦ繧ゅワ繝ｼ繝峨え繧ｧ繧｢蜃ｦ逅�ｒ陦後≧驛ｨ蛻�′蠅励∴縺ｦ縺阪※縺�※縲�ｫ倬溘↑蜃ｦ逅�′蜿ｯ閭ｽ縺ｧ縺吶�

縺ｾ縺溘√Ν繝ｼ繧ｿ縺ｯ縺ゅ∪繧翫◆縺上＆繧薙�LAN繧､繝ｳ繧ｿ繝輔ぉ繝ｼ繧ｹ縺ｯ謖√▲縺ｦ縺�↑縺�｣ｽ蜩√′螟壹°縺｣縺溘�縺ｧ縺吶′縲∫樟蝨ｨ縺ｯ繝ｬ繧､繝､3繧ｹ繧､繝�メ縺ｮ繧医≧縺ｫ縺溘￥縺輔ｓ縺ｮLAN繧､繝ｳ繧ｿ繝輔ぉ繝ｼ繧ｹ繧呈戟縺､陬ｽ蜩√ｂ蟄伜惠縺励∪縺吶ゅ◆縺ｨ縺医�縲，isco 2600繧Гisco 3600/3700繧ｷ繝ｪ繝ｼ繧ｺ縺ｮ繝｢繧ｸ繝･繝ｼ繝ｫ縺ｫ繧ｹ繧､繝�メ縺ｮ繧医≧縺ｫ縺溘￥縺輔ｓ縺ｮ繧､繝ｼ繧ｵ繝阪ャ繝医う繝ｳ繧ｿ繝輔ぉ繝ｼ繧ｹ繧呈戟縺､繧ゅ�縺後≠繧翫∪縺吶�

Cisco 16-port EtherSwitch Network Module

繝ｬ繧､繝､3繧ｹ繧､繝�メ縺ｧ縺ｯ縲ゝCP/IP莉･螟悶�繝阪ャ繝医Ρ繝ｼ繧ｯ繧｢繝ｼ繧ｭ繝�け繝√Ε繧偵し繝昴�繝医〒縺阪↑縺�｣ｽ蜩√′螟壹°縺｣縺溘�縺ｧ縺吶′縲∫樟蝨ｨNovell IPX繧Бpple Appletalk縺ｪ縺ｩTCP/IP莉･螟悶�繝阪ャ繝医Ρ繝ｼ繧ｯ繧｢繝ｼ繧ｭ繝�け繝√Ε繧ゅし繝昴�繝医＠縲√ワ繝ｼ繝峨え繧ｧ繧｢繝吶�繧ｹ縺ｧ縺ｮ繝槭Ν繝√�繝ｭ繝医さ繝ｫ繝ｫ繝ｼ繝�ぅ繝ｳ繧ｰ縺悟庄閭ｽ縺ｫ繧ゅ↑縺｣縺ｦ縺�ｋ陬ｽ蜩√′縺ゅｊ縺ｾ縺吶�

繧ｵ繝昴�繝医＠縺ｦ縺�ｋ繝ｫ繝ｼ繝�ぅ繝ｳ繧ｰ繝励Ο繝医さ繝ｫ繧ゅΝ繝ｼ繧ｿ縺ｫ豈斐∋繧九→蟆代↑縺九▲縺溘�縺ｧ縺吶′縲∫樟蝨ｨ縺ｧ縺ｯRIP(Routing Information Protocol)縲＾SPF(Open Shortest Path First)縺ｨ縺�▲縺櫑GP縺�縺代〒縺ｪ縺州GP(Border Gateway Protocol)繧偵し繝昴�繝医＠縺ｦ縺�ｋ陬ｽ蜩√ｂ縺ゅｊ縺ｾ縺吶ょ刈縺医※縲｀PLS(Multiprotocol Label Switching)繧偵し繝昴�繝医☆繧玖｣ｽ蜩√ｂ縺ゅｊ縺ｾ縺吶�

縺輔ｉ縺ｫ縲√Ξ繧､繝､3繧ｹ繧､繝�メ縺ｯ繧ｹ繧､繝�メ縺ｪ縺ｮ縺ｧWAN繧､繝ｳ繧ｿ繝輔ぉ繝ｼ繧ｹ繧呈戟縺｣縺ｦ縺�↑縺九▲縺溘�縺梧勸騾壹〒縺吶′縲�荳贋ｽ肴ｩ溽ｨｮ縺ｧATM(Asynchronous Transfer Mode)繧ПOS(Packet Over SONET/SDH)縺ｪ縺ｩ縺ｮWAN繧､繝ｳ繧ｿ繝輔ぉ繝ｼ繧ｹ繧呈政霈峨〒縺阪ｋ陬ｽ蜩�繧ゅ≠繧翫∪縺吶�

縺ｾ縺溘∵ｩ溯�縺ｮ霑ｽ蜉�縺ｫ髢｢縺励※縲√Ξ繧､繝､3繧ｹ繧､繝�メ縺ｯ繝上�繝峨え繧ｧ繧｢荳ｻ菴薙↑縺ｮ縺ｧ讖溯�縺ｮ霑ｽ蜉�繧�髄荳翫↑縺ｩ縺碁屮縺励°縺｣縺溘�縺後√�繝ｭ繧ｰ繝ｩ繝槭ヶ繝ｫASIC縺ｮ謗｡逕ｨ縺ｫ繧医ｊ縲∵沐霆溘↓譁ｰ縺励＞讖溯�繧定ｿｽ蜉�縺吶ｋ縺薙→繧ょ庄閭ｽ縺ｫ縺ｪ縺｣縺ｦ縺阪※縺�∪縺吶�

繝ｫ繝ｼ繧ｿ縺具ｼ溘◎繧後→繧ゅΞ繧､繝､3繧ｹ繧､繝�メ縺具ｼ�

莉･荳翫�繧医≧縺ｫ縲√Ν繝ｼ繧ｿ縺ｨ繝ｬ繧､繝､3繧ｹ繧､繝�メ縺ｮ驕輔＞縺瑚埋繧後※縺阪※縺�∪縺吶ゅ◎縺ｮ縺溘ａ縲�繝ｫ繝ｼ繧ｿ縺ｯ蠢�ｦ√°蜷ｦ縺九〒縺ｯ縺ｪ縺上∵ｱゅａ繧峨ｌ繧九ヱ繝輔か繝ｼ繝槭Φ繧ｹ繧�°縺代ｉ繧後ｋ繧ｳ繧ｹ繝医↑縺ｩ縺ｮ繝阪ャ繝医Ρ繝ｼ繧ｯ縺ｮ隕∽ｻｶ縺ｫ蠢懊§縺ｦ縲√Ν繝ｼ繧ｿ縺九Ξ繧､繝､3繧ｹ繧､繝�メ繧帝←蛻�↓驕ｸ謚槭＠縺ｦ縺�￥縺薙→縺碁㍾隕√↑繝昴う繝ｳ繝�縺ｫ縺ｪ繧翫∪縺吶�

繝ｫ繝ｼ繧ｿ縺ｨ繝ｬ繧､繝､3繧ｹ繧､繝�メ縺ｮ菴ｿ縺��縺代�萓九ｒ1縺､謖吶￡繧九→縲�諡�轤ｹ蜀��LAN縺ｫ縺翫￠繧儀LAN髢薙�繝ｫ繝ｼ繝�ぅ繝ｳ繧ｰ縺ｯ繝ｬ繧､繝､3繧ｹ繧､繝�メ縺ｫ繧医▲縺ｦ鬮倬溘↓繝ｫ繝ｼ繝�ぅ繝ｳ繧ｰ縺励√Μ繝｢繝ｼ繝医�諡�轤ｹ縺ｨ騾壻ｿ｡縺吶ｋ縺溘ａ縺ｫWAN繧ｵ繝ｼ繝薙せ縺ｫ謗･邯壹☆繧九↓縺ｯ繝ｫ繝ｼ繧ｿ繧貞茜逕ｨ縺吶ｋ縺ｨ縺�≧繝阪ャ繝医Ρ繝ｼ繧ｯ讒区�縺悟�蝙狗噪縺ｧ縺吶�

(蝗ｳ繝ｫ繝ｼ繧ｿ縺ｨ繝ｬ繧､繝､3繧ｹ繧､繝�メ縺ｮ菴ｿ縺��縺�)

繝｡繝ｼ繝ｫ繝槭ぎ繧ｸ繝ｳ繧りｳｼ隱ｭ縺励※縺上□縺輔＞縺ｭ��ｼ∬ｳｼ隱ｭ閠�剞螳壹�繝励Ξ繧ｼ繝ｳ繝医≠繧奇ｼ�ｼ�

縲弱ロ繝�ヨ繝ｯ繝ｼ繧ｯ縺ｮ縺翫∋繧薙″繧�＠縺ｾ縺帙ｓ縺具ｼ溘� 繧定ｳｼ隱ｭ縺励∪縺帙ｓ縺具ｼ�
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繝ｫ繝ｼ繧ｿ縺ｨ繝ｬ繧､繝､3繧ｹ繧､繝�メ縺ｮ驕輔＞縺｣縺ｦ菴包ｼ�

繝ｬ繧､繝､3繧ｹ繧､繝�メ