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°²×°Ö®Ç°Ïȼì²âÊÇ·ñÕâЩÈí¼þ°üÒѰ²×°£¬·½·¨ÈçÏ£º[root@localhost
root]#rpm -q telnet»ò[root@localhost root]#rpm -q telnet-client
[root@localhost root]#rpm -q
telnet-server
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[root@localhost root]#rpm -i
telnet-server-0.17-25.i386.rpm
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·½·¨¶þ£º±à¼­ /etc/xinetd.d/telnet
[root@localhost root]# vi
/etc/xinetd.d/telnet
ÕÒµ½ disable = yes ½« yes ¸Ä³É no ¡£
·½·¨Èý£ºchkconfig telnet
on¡¡¡¡//¸ÃÃüÁîÐÞ¸ÄÁË/etc/xinetd.d/telnetµÄÅäÖã¬ÉèÖÃdisable=no
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telnet-server²»×÷Ϊ¶ÀÁ¢µÄ·þÎñÆ÷³ÌÐòÔËÐУ¬¶øÊÇÊÜxinetd³ÌÐò
µÄ¿ØÖÆ£¬Æô¶¯ÅäÖÃÎļþΪ/etc/xinetd.d/telnet£¬Ä¬ÈÏxinetd³ÌÐò²¢²»Æô¶¯¸Ã·þÎñ£¬ËùÒÔÐÞ¸ÄÁËÅäÖÃÎļþºóÒªÖØÆôxinted
[root@localhost root]# service xinetd
restart
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[root@localhost root]#telnet
ip(»òÕßhostname£©
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grep   -n   -ri   "slewing"   ./
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       -i, --ignore-case
              Ignore  case  distinctions  ......

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# * #any host can get a login window
 
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* #any host can get a login window
 
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[root@mail ~]# nmap 127.0.0.1 #×¢£º´Ë´¦Ó¦¸Ã»»×÷¹«Íøip
Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2010-04-20 11:06 CST
Interesting ports on 127.0.0.1
Not shown: 1668 closed ports
PORT   &nb ......
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