ipv4ÍøÂçÖб£´æÄÄЩÍøÂçÇå¾²Òþ»¼
ipv4 ÍøÂç±£´æ×Å 8 ¸öÖ÷ÒªµÄÍøÂçÇå¾²Òþ»¼£¬°üÀ¨£ºµØµãºÄ¾¡ip ÓÕÆarp ÓÕÆdns ÓÕÆ·Óɹ¥»÷»º³åÇøÒç³öËéƬ¹¥»÷ipv4 ÐÒéȱÏÝ
IPv4 ÍøÂçÖеÄÍøÂçÇå¾²Òþ»¼
IPv4 ÐÒé×÷Ϊ»¥ÁªÍøµÄ»ù´¡£¬×ÔÆä½µÉúÒÔÀ´Ò»Ö±±»ÆÕ±éʹÓá£È»¶ø£¬Ëæ×Å»¥ÁªÍøµÄÒ»Ö±Éú³¤ºÍÆÕ¼°£¬IPv4 ÍøÂçÒ²ÃæÁÙ×ÅÔ½À´Ô½¶àµÄÍøÂçÇå¾²Òþ»¼¡£
1. µØµãºÄ¾¡
IPv4 µØµã¿Õ¼äÓÐÏÞ£¬½öÓÐÔ¼ 43 ÒÚ¸ö¿ÉÓõص㡣Ëæ×Å»¥ÁªÍø×°±¸µÄ¼¤Ôö£¬IPv4 µØµãÃæÁÙÑÏÖصĿݽßÎÊÌâ¡£µØµãºÄ¾¡»áµ¼ÖÂеÄ×°±¸ÎÞ·¨ÅþÁ¬µ½»¥ÁªÍø£¬Ó°Ï컥ÁªÍøµÄÕý³£ÔËÐС£
2. IP ÓÕÆ
¹¥»÷Õß¿ÉÒÔͨ¹ýαÔì IP µØµãð³äÕýµ±µÄÓû§»ò×°±¸£¬»ñÈ¡¶ÔÍøÂç×ÊÔ´µÄδÊÚȨ»á¼û¡£IP ÓÕÆ¿ÉÓÃÓÚÌᳫ¾Ü¾øЧÀ͹¥»÷¡¢ÇÔÈ¡Êý¾Ý»òÈö²¥¶ñÒâÈí¼þ¡£
3. ARP ÓÕÆ
ARP (µØµãÆÊÎöÐÒé) Êǽ« IP µØµãת»»Îª MAC µØµãµÄÐÒé¡£ARP ÓÕƹ¥»÷ʹÓà ARP ÐÒéµÄȱÏÝ£¬½«¹¥»÷ÕßµÄ MAC µØµãÓëÊܺ¦ÕßµÄ IP µØµãÏà¹ØÁª¡£Õâʹ¹¥»÷Õß¿ÉÒÔ×èµ²Êܺ¦ÕßµÄÍøÂçÁ÷Á¿£¬Ö´ÐÐÖÐÐÄÈ˹¥»÷¡£
4. DNS ÓÕÆ
DNS (ÓòÃûϵͳ) Êǽ«ÓòÃûת»»Îª IP µØµãµÄÐÒé¡£DNS ÓÕƹ¥»÷ͨ¹ýʹÓà DNS ЧÀÍ£¬½«Êܺ¦Õ߶¨Ïòµ½¶ñÒâµÄÍøÕ¾»ò IP µØµã¡£Õâ¿ÉÓÃÓÚÇÔȡƾ֤¡¢Èö²¥¶ñÒâÈí¼þ»òÌᳫÍøÂç´¹ÂÚ¹¥»÷¡£
5. ·Óɹ¥»÷
IPv4 ÍøÂçµÄ·ÓÉÐÒé±£´æȱÏÝ£¬¿ÉÄܱ»¹¥»÷ÕßʹÓá£Â·Óɹ¥»÷¿Éµ¼ÖÂÍøÂçÖÐÖ¹¡¢Êý¾ÝЮÖÆ»ò¾Ü¾øЧÀ͹¥»÷¡£
6. »º³åÇøÒç³ö
IPv4 ÐÒéÕ»Öб£´æ»º³åÇøÒç³öÎó²î¡£¹¥»÷Õß¿ÉÒÔʹÓÃÕâЩÎó²îÏòųÈõµÄ×°±¸·¢ËÍÈ«ÐÄÉè¼ÆµÄÍøÂçÊý¾Ý°ü£¬µ¼ÖÂ×°±¸±ÀÀ£»ò´úÂëÖ´ÐС£
7. ËéƬ¹¥»÷
IPv4 Êý¾Ý°ü¿ÉÒÔ±»·ÖƬ£¬ÒÔ±ãÔÚÍøÂçÉÏ´«Êä¡£¹¥»÷Õß¿ÉÒÔͨ¹ýʹÓÃÊý¾Ý°üµÄËéƬ£¬ÈƹýÍøÂçÇå¾²²½·¥»òÌᳫÂþÑÜʽ¾Ü¾øЧÀ͹¥»÷¡£
8. IPv4 ÐÒéȱÏÝ
IPv4 ÐÒé×Ô¼º±£´æһЩ¹ÌÓеÄȱÏÝ£¬°üÀ¨È±ÉÙÉí·ÝÑéÖ¤ºÍ¼ÓÃÜ»úÖÆ¡¢ÒÔ¼°ÐÒéÖØ´óÐÔµ¼ÖµĹ¥»÷ÃæÀ©´ó¡£ÕâЩȱÏÝʹ¹¥»÷Õ߸üÈÝÒ×ÌᳫÍøÂç¹¥»÷¡£
ÒÔÉϾÍÊÇipv4ÍøÂçÖб£´æÄÄЩÍøÂçÇå¾²Òþ»¼µÄÏêϸÄÚÈÝ£¬¸ü¶àÇë¹Ø×¢±¾ÍøÄÚÆäËüÏà¹ØÎÄÕ£¡