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Ãë¾àÁ¡ID 29147
À§Çèµµ 40
Æ÷Æ® 22
ÇÁ·ÎÅäÄÝ TCP
ºÐ·ù CISCO
»ó¼¼¼³¸í ÇØ´ç CISCO IOS´Â VTY¿¡ Á¢±Ù(ACL) ¼³Á¤ÀÌ µÇ¾îÀÖÁö ¾Ê´Ù. VTY(Virtual Teletype) »ç¿ë ½Ã TelnetÀ̳ª SSH·Î ¿ø°Ý Á¢¼ÓÀÌ °¡´ÉÇÏ´Ù. Àΰ¡µÈ »ç¿ëÀÚ¸¸ÀÇ ¾ÈÀüÇÑ Á¢±Ù °ü¸®¸¦ À§ÇØ Á¢¼ÓÇÒ ¼ö ÀÖ´Â IP¸¦ Á¦ÇÑÇÏ¿© ºñÀΰ¡ÀÚÀÇ Á¢±ÙÀ» Â÷´ÜÇÏ¿©¾ß ÇÑ´Ù.

* ¿µÇâÀ» ¹Þ´Â Ç÷§Æû:
CISCO IOS
ÇØ°áÃ¥ ´ÙÀ½°ú °°ÀÌ VTY Á¢±Ù Çã¿ë IP¸¦ ¼³Á¤ÇÑ´Ù.
Router# config terminal
Router(config)# access-list [1-99] {permit|deny} [Source Network] [WildcardMask]
Router(config)# access-list [1-99] permit any -> ±âº» deny ¹æÁö
Router(config)# line vty 0 4
Router(config)# access-class [1-99] in
ex) 192.168.2.1 ¿¡¼­¸¸ vty Á¢±Ù °¡´É
Router(config)# access-list 1 permit 192.168.2.1
°ü·Ã URL (CVE)
°ü·Ã URL (SecurityFocus)
°ü·Ã URL (ISS)