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¡ÒÃà»ÅÕ蹤èÒ MAC Address (Media Access Control Address) Ẻ§èÒÂæ |
Category »
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â´Â : Webmaster àÁ×èÍ 27/8/2552 àÇÅÒ: 13:28 | | (ÍèÒ¹ : 54383) | INTRO ... àÁ×èÍËÅÒ»աè͹¼Áä´é¶Ù¡Êè§ä»½Ö¡ÍºÃÁ (ºèÁ¹ÔÊÑ´éÇÂËÃ×Íà»ÅèÒËÇèÒ) ã¹ËÑÇ¢éÍ System Administrator á»Åà»ç¹ä·ÂÇèÒ ¡ÒÃͺÃÁà»ç¹¼Ùé¤ØéÁ¡¯ àÍé ¼Ùé´ÙáÅÃкº ... 2 Çѹáá ÇÔ·Âҡ÷èÒ¹¡çÍèÒ¹æææ (ËÃ×;ÅèÒÁÇèÐ) µÒÁ˹ѧÊ×Í·ÕèᨡãËé¿Ñ§æä» à¢éÒÇѹ·Õè 3 à¢ÒÊ͹ÇÔ¸Õ¡ÒõԴµÑé§ Lan Card ... âÍéâË ¾Õè¹éͧ¤ÃѺ ... ¼Ùéà¢éÒÃѺ¡ÒÃͺÃÁ·Ñé§ËÅÒÂÎ×ÍÎÒÁÒ¡·Õèä´éàÊÕº¡ÒÃì´áŹà¢éÒÊÙèà¤Ã×èͧ¤ÍÁÏ ...àÅÂÅͧÊͺ¶ÒÁ·èÒ¹Í×è¹æ´Ù ... á˧èÁæææ .... ÍÂèÒÇèÒáµè¡ÒÃì´áŹàÅ ... RAM ÊÑ¡á¶Ç¡çäÁèà¤ÂàÊÕº ... ÊÔ觹ÕéÂѧ¤§à»ç¹ÊÔ觷Õè¼Á¾ºàËç¹ä´é㹻Ѩ¨ØºÑ¹ ËÅÒ¤¹·Õèµéͧ¡ÒÃÁÒ·Ò§´éÒ¹à¢Õ¹â»Ãá¡ÃÁ ÁÑ¡¨ÐäÁè¤èÍÂʹã¨ã¹àÃ×èͧ¢Í§ Hardware ¡Ñ¹ÁÒ¡¹Ñ¡ (ºÒ§¤¹ÍÒ¨ÁͧÇèÒà»ç¹§Ò¹ªèÒ§ §Ò¹µèÓµéÍ «èдéÇ«éÓ ... àËÍææææ ... ) ÍÐáÎèÁ Webmaster ¨ºªèÒ§ (ËÑÇÁѹ) ÁÒ¹èФÃѺ ... «Ö觻ÑËÒ·Õè¨Ðà¨ÍºèÍÂæ ¡ç¤×Í àÃ×èͧ¢Í§Ãкºà¤Ã×Í¢èÒ (Network) ¹ÕèáËÅÐ ÂÔè§àÇÅÒÍèÒ¹¢éÍÁÙšѹ¢éÒÁà¤Ã×èͧÁÒ ·ÓäÁÁѹ¶Ö§ä´éªéҹѡ (ÇèÐ) à¾ÃÒÐÁѹà¡ÕèÂÇà¹×èͧ·Ñ駡ÒÃì´áŹ ÊÒ¹ÓÊÑÒ³ (Media) ËÃ×Í áÁéáµèÊÀÒ¾áÇ´ÅéÍÁ¢Í§Ãкº ´Ñ§¹Ñé¹ÍÂÒ¡ã¤Ãè¢Íá¹Ð¹Ó¾Õè¹éͧ·Ñé§ËÅÒ ä´é¾ÂÒÂÒÁÈÖ¡ÉÒËÒ¤ÇÒÁÃÙé·Ò§´éÒ¹¹Õéà¾ÔèÁàµÔÁ ¡ç¨Ðà»ç¹ÊÔ觷Õè´Õ´éǹèТÍÃѺ ... ¤ÃѺ¼Á ...
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MAC Address (Media Access Control Address) ¨ÐÍÂÙèã¹ÃдѺªÑé¹ (Layer) ·Õè 2 ¢Í§ OSI (Open System Interconnection) Model (OSI Layer ÁÕ·Ñé§ËÁ´ 7 ªÑé¹ ... âÍÇÇÇ ... ÊÇÃäìªÑé¹ 7 ÁÕ¨ÃÔ§ ... ÍÔÍÔÍÔÍÔÍÔ) «Öè§ Layer 2 ¹ÕéàÃÕ¡ÇèÒ Data Link Layer ¨Ðáºè§ÍÍ¡ä´éà»ç¹ 2 ÊèǹÂèÍ ¤×Í
Media Access Control (MAC) - ¡Ó˹´ÇÔ¸Õ¡ÒäǺ¤ØÁ áÅÐ Ê觢éÍÁÙÅ
Logical Link Control (LLC)
(ÃÒÂÅÐàÍÕ´µéͧÈÖ¡ÉÒËÒà¾ÔèÁàµÔÁ¡Ñ¹àÍÒàͧáËÅФÃѺ)
¤èÒ MAC Address ¹Õé ¨Ð¶Ù¡¡Ó˹´ÁÒ¨Ò¡·Ò§âç§Ò¹¼Ùé¼ÅÔµ ËÃ×Í ÍÒ¨¨ÐàÃÕ¡ä´éÍÕ¡ª×èÍÇèÒ Burned In Addresses (BIA) â´ÂãªéÁҵðҹã¹ÃдѺªÑé¹·Õè 2 ¢Í§ OSI Model »ÃСͺ仴éÇÂÁҵðҹ¢Í§¡ÒõԴµèÍÊ×èÍÊÒà àªè¹ Ethernet, Token Ring, 802.11, Bluetooth, FDDI, ATM, SCSI áÅÐ Fibre Channel áµèà¹×èͧÇèÒ¨Ò¡¨Ø´àÃÔèÁ¢Í§ MAC Address ÁÒ¨Ò¡¡ÒáÓ˹´¤Ø³ÊÁºÑµÔ áÅÐ ÁҵðҹµèÒ§æµÒÁ Ethernet Áѹ¨Ö§ÁÕª×èÍàÃÕ¡ÍÕ¡ÍÂèÒ§ÇèÒ Ethernet Address
MAC Address (Media Access Control Address) ¶Ù¡¡Ó˹´ãËéÁÕ¢¹Ò´ 6 亵ì ËÃ×Í 48 ºÔµ (8 ºÔµ = 1 亵ì) ¹Ñ蹡çËÁÒ¤ÇÒÁÇèÒ Áѹ¨ÐÊÒÁÒöÍéÒ§¶Ö§ MAC Address â´ÂäÁè«éÓé¡Ñ¹ä´é¶Ö§¨Ó¹Ç¹ 281,474,976,710,656 ¤èÒ (ÁÒ¨Ò¡ 2 ¡¡ÓÅѧ 48)
µÑÇÍÂèÒ§¢Í§ MAC address:
00-0C-F1-56-98-AD
3 亵ìáá (00-0C-F1) Ãкض֧âç§Ò¹¼Ùé¼ÅÔµ (ã¹µÑÇÍÂèÒ§¹Õé¤×Í Intel) ¤èÒ¹Õéä´é¶Ù¡¡Ó˹´ÁÒ¨Ò¡ Institute of Electrical and Electronics Engineers (IEEE)
3 亵ìËÅѧ (56-98-AD) ¶Ù¡¡Ó˹´â´Ââç§Ò¹¼Ùé¼ÅÔµ
ÍèÒ¹ÃÒÂÅÐàÍÕ´à¾ÔèÁàµÔÁ
OSI Model (wikipedia)
MAC Address (wikipedia)
¤é¹ËÒÃÒª×èͼÙé¼ÅÔµ µÒÁËÁÒÂàÅ¢ MAC Address
µÃǨÊͺËÁÒÂàÅ¢ MAC Address/IP Address
OSI Model (ÀÒÉÒä·Â)
ÇÔ¸Õ¡ÒÃÍèÒ¹¤èÒ MAC Address
ÇÔ¸Õ·Õè 1 ... ¨Ò¡ Start --> Run --> ¾ÔÁ¾ì cmd à¾×èÍà¢éÒÊÙèâËÁ´¤ÓÊÑ觢ͧ DOS
¾ÔÁ¾ì¤ÓÊÑè§ ipconfig /all (µÒÁ´éÇ¡ÒáÃÐá·¡»ØèÁ Enter àºÒæ¾Í)
Windows IP Configuration
Host Name . . . . . . . . . . . . : Thongkorn
Primary Dns Suffix . . . . . . . :
Node Type . . . . . . . . . . . . : Unknown
IP Routing Enabled. . . . . . . . : No
WINS Proxy Enabled. . . . . . . . : No
Ethernet adapter Local Area Connection:
Connection-specific DNS Suffix . :
Description . . . . . . . . . . . : Realtek RTL8139/810x Family Fast Ethernet NIC
Physical Address. . . . . . . . . : 00-00-00-99-99-99
Dhcp Enabled. . . . . . . . . . . : Yes
Autoconfiguration Enabled . . . . : Yes
IP Address. . . . . . . . . . . . : 192.168.0.151
Subnet Mask . . . . . . . . . . . : 255.255.255.0
Default Gateway . . . . . . . . . : 192.168.0.1
DHCP Server . . . . . . . . . . . : 192.168.0.1
DNS Servers . . . . . . . . . . . : 192.168.0.1
Lease Obtained. . . . . . . . . . : Wednesday, August 26, 2009 11:03:55 PM
Lease Expires . . . . . . . . . . : Tuesday, January 19, 2038 10:14:07 AM
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ÇÔ¸Õ·Õè 2 ... ¨Ò¡Ë¹éÒ¨Í ËÃ×Í Desktop ãËéàÅ×Í¡ My Network Places
ÇÔ¸Õ¡ÒÃà»ÅÕè¹ MAC Address
ËÅÑ¡¡Òà ... àÁ×èÍ¡ÒÃì´áŹ·Ó§Ò¹ (Enabled) Ãкº»¯ÔºÑµÔ¡Òà MS Windows ¨ÐàÃÔèÁµé¹¤é¹ËÒ¢éÍÁÙÅ·ÕèÍÂÙèã¹ Registry ¢Í§Ãкº â´Â¨ÐàÅ×Í¡àÍÒ¤èÒ NetworkAddress ÁÒ¨Ò¡ HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\{4D36E972-E325-11CE-BFC1- 08002bE10318}\áÅÐ µÒÁ´éÇÂËÁÒÂàÅ¢ 00XX ·Õè¡ÒÃì´áŹ¡ÓÅѧ·Ó§Ò¹ÍÂÙè àªè¹ 0001 ... áµèËÒ¡ÇèÒËÒ¤èÒ NetworkAddress äÁèà¨Í ËÃ×Í ÁÕ»ÑËÒ à¡Ô´¤ÇÒÁÊѺʹ àªè¹ ´Ñ¹ä»ãÊè¤èÒ MAC Address ¼Ô´ ËÃ×Í ÁÕ¤èÒà»ç¹ 000000000000 Ãкº»¯ÔºÑµÔ¡Òà (OS) ¡ç¨Ð·Ó¡ÒÃÍèÒ¹¤èÒ MAC Address ·ÕèµÔ´ÁÒ¨Ò¡âç§Ò¹¼Ùé¼ÅԵ᷹
¨Ò¡ Start --> Run --> ¾ÔÁ¾ì regedit áÅÐËÒ Key µÒÁÀÒ¾ä´éàÅÂ
à»ÅÕ蹤èÒ MAC Address
àÁ×èÍà»ÅÕ蹤èÒ MAC Address áÅéǵéͧ Disable/Enable ¡ÒÃì´áŹãËÁè¡è͹
»Ô´¡Ò÷ӧҹ - Disable
à»Ô´¡Ò÷ӧҹ - Enable
àÃÕºÃéͤÃѺ¾Õè¹éͧ ... ¤Ô¡æææææ ... §èÒ¨ѧ
Conclusion:
¡ÒÃà»ÅÕ蹤èÒ MAC Address ã¹ÅѡɳйÕé ¤×Í ¡ÒÃà»ÅÕ蹤èÒ¨Ò¡ Registry ¢Í§Ãкº»¯ÔºÑµÔ¡Òà MS Windows à·èÒ¹Ñé¹ ÁѹäÁèä´éä»à»ÅÕè¹á»Å§¤èÒ·ÕèµÔ´ÁÒ¨Ò¡âç§Ò¹¼Ùé¼ÅÔµàŹèФÃѺ ... ¾Õè¹éͧ ... â»Ã´à¢éÒ㨵ÒÁ¹Õé´éÇ ¡Ò÷´Êͺ¡çäÁèàËç¹ÂÒ¡àÅ Åͧà»ÅÕè¹ãËéÁÕ¤èÒ 000000000000 ´Ù«Ô¤ÃѺ ... MS Windows ÁѹÃÙéàÅÂÇèÒÁÑèÇÁÒ¹ÕèËÇèÒ ... ´Ñ§¹Ñé¹Áѹ¨Ð¤×¹¤èÒà´ÔÁ¨Ò¡âç§Ò¹¡ÅѺÁÒãËéàͧµÒÁà´ÔÁ ... àÍÔê¡ææææ
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