¸®´ª½º¿¡ ÀÖ´Â Telnet¸¦ ¹«´ÉÇÏ°Ô ÇÏ°í ²ô½Ê½Ã¿À

Telnet´Â Åë½Å¸Á ¿¬°áÀ» ÅëÇØ ¼­¹ö¿¡ ¿ø°Ý ·Î±×ÀÎÀ» ÃËÁøÇÏ´Â ¾ÈÀüÇÏÁö ¾Ê´Â ³×Æ®¿öÅ© ÇÁ·ÎÅäÄÝÀÌ´Ù. ÀÇÁ¤¼­´Â ¼­¹ö°¡ ÇàÁ¤°ü¿¡°Ô¼­ ¸Ö¸® ¶³¾îÁø °÷¿¡¼­ ÀÖ´Â °ÍÀ» Çã¿ëÇÏ°í ±×·¯³ª À°Ã¼ÀûÀÎ ÀåÄ¡ Á¢±Ù ¾øÀÌ Á¶Â÷ ¾ÆÁ÷µµ ó¸®µÉ ¼ö ÀÖ´Ù. ±×·¯³ª, Telnet´Â SSH (¾ÈÀüÇÑ Æ÷ź) ÀÇÁ¤¼­·Î ·Î±×ÀÎ »ç¿ëÀÚ À̸§À» Æ÷ÇÔÇÏ¿© ÀÚ·á Àü¼Û ¼ÒÆ÷·Î ¾Èº¸ À§Çù ¶§¹®¿¡ ´À¸®°Ô, ±³È¯Çϰí Telnet¸¦ À§ÇÑ ¾ÏÈ£´Â ºñ¾Ïȣȭ À̾î, ½±°Ô ÀÌ Á¤º¸¸¦ ÄÚ¸¦ ůů°Å¸®°í ½±°Ô ¾ò´Â °ÍÀ» ÇØÄ¿ ¶Ç´Â Å©·¡Ä¿°¡ Çã¿ëÇÑ.

ÀÌ·¸°Ô ¼­¹ö¿¡ Telnet ¼­ºñ½º, ÀÎÅͳݿ¡¼­ ´êÀ» ¼ö ÀÖ´Â, ±×¸®°í SSH·Î ±³È¯ÇØ Æ¯È÷ À¥ ¼­¹ö¸¦ ¹«´ÉÇÏ°Ô ÇÏ´Â ÁÁÀº ¿¬½À ÀÌ´Ù. ¸î¸î À¥ È£½ºÆÃ °ø±ÞÀÚ¿¡¼­ ±¸µ¶µÇ´Â À¥ ¼­¹ö¸¦ À§ÇØ Telnet¸¦ ºÎÀü½ÂÀ¸·Î ¹«´ÉÇÏ°Ô ÇØ ´Þ¶ó°í ÇÑ´Ù. À¥¸¶½ºÅÍ ¶Ç´Â ½Ã½ºÅÛ °ü¸®ÀÚ´Â ÇÒ ¼ö ÀÖ´Ù Telnet ¼­ºñ½º°¡ ²¨Áö´ÂÁö È®ÀÎÇϽʽÿÀ. ±×°ÍÀÌ ¾ÆÁ÷µµ ´Þ¸®´Â °æ¿ì¿¡, µÚ¿¡ ¿À´Â °¡À̵å´Â ¹«´É¿¡ ´Ü°è¸¦ Á¦°øÇϰí Telnet ¼­ºñ½º¸¦ ²ø °ÍÀÌ´Ù. Telnet ¼­¹ö´Â Ç×±¸ 23¿¡ ¼ö½Å ¸Þ½ÃÁö¸¦ µéÀ¸·Á°í ±Í¸¦ ±â¿ïÀ̰í, Ç×±¸ 23¿¡ ¹ß½Å ¸Þ½ÃÁö¸¦ º¸³½´Ù.

Telnet¸¦ ¹«´ÉÇÏ°Ô ÇÏ´Â ¹æ¹ý

  1. »Ñ¸®·Î ¼­¹ö ±×¸®°í ·Î±×ÀÎÀ¸·Î SSH.
  2. Æ÷ź ¸í·É ÇÁ·ÒÇÁÆ® À¯Çü¿¡ µÚ¿¡ ¿À´Â ¸í·É ¹× ¾Ð¹ÚÀº µé¾î°£´Ù. ´ç½ÅÀÌ ¿øÇÏ´Â °æ¿ì¿¡ º»¹® ÆÄÀÏ, ´ç½ÅÀ» ÆíÁýÇÏ´Â ÀÌ º¸±â »ç¿ë pico viÀÇ ¶Ç´Â ´Ù¸¥ ¹®¼­ ÆíÁý±â¸¦ »ç¿ëÇÒ ¼ö ÀÖ´Ù.

    pico - w /etc/xinetd.d/telnet

  3. µÚ¿¡ ¿À´Â ¼±À» ã¾Æ³»½Ê½Ã¿À:

    ¹«´É = ¾Æ´Ï¿À

    "¹«´É¿¡ "¹«´ÉÀ» = ¾Æ´Ï" = ±×·¸½À´Ï´Ù" ¹Ù²Ù½Ê½Ã¿À (¾Æ´Ï ¿¹¿¡).

  4. ÀúÀåÇÏ°í ³ª°¡½Ê½Ã¿À.
  5. µÚ¿¡ ¿À´Â ¸í·ÉÀ» »ç¿ëÇØ¼­ inetd ¼­ºñ½º¸¦ ÀçÃâ¹ßÇϽʽÿÀ:

    /etc/rc.d/init.d/xinetd ÀçÂø¼ö

  6. Àú°ÍÀ» ÅëÇØ ¾ÆÁ÷µµ ½ÃÀÛÇϱ⠼ö Àֱ⠶§¹®¿¡ chkconfig¸¦ ÅëÇØ¼­ Telnet¸¦ ¶ÇÇÑ ²ô½Ê½Ã¿À:

    ¶³¾îÁ® /sbin/chkconfig telnet

Áß¿äÇÑ: À̰ÍÀº º¸Àå ¾øÀÌ "ÀÖ´Â ±×´ë·Î" Á¦°øµÇ´Â ±â°è ¹ø¿ª ÆäÀÌÁöÀÌ´Ù. ±â°è¹ø¿ªÀº ÀÌÇØÇϱ⠰ï¶õÇÒÁöµµ ¸ð¸¥´Ù. Âü°íÇϽʽÿÀ ¿ø·¡ ¿µ±¹ ±â»ç °¡´ÉÇÑ ¾ðÁ¦µçÁö.

°øÀ¯ÇÏ°í °øÇåÇϰųª ±â¼úÁö¿øÀ» ¾ò°í¿¡ µµ¿ì½Ê½Ã¿À ³ªÀÇ µðÁöÅÐ »ýȰ °ø°³Åä·Ð.



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