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Telnet, Web CBRºÍVBR£»Â·ÓɶÓÁйÜÀí»úÖÆ£¬±ÈÈçDroptail ,
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        ¿ÉÒÔʹÓà sudo apt-get install build-essential
       2.³ýÁËÕâЩ»¹Òª°²×°Ò»Ð©±ØÒªµÄÒÀÀµÈí¼þ
           sudo apt-get install  g++  patch  perl  gnuplot
           sudo apt-get install tcl8.4
           sudo apt-get install tcl8.4-dev
           sudo apt-get install tk8.4
           sudo apt-get install tk8.4-dev
           sudo apt-get install libxmu-dev
       3.ÏÂÔØNS 2°²×°Èí¼þ°ü
   £¨1£©µÇÈëhttp://www.isi.edu/nsnam/ns/ns-build.html
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    £¨2£©ÒÔrootµÇ¼ubuntu£¬ÔÚ/home/velkan(velkan ÊÇÎÒµÄÓû§Ãû)Ͻ¨Á¢ns2Îļþ¼Ð£¬½«ns-allinone-2.34.tar.gz·ÅÔÚ¸ÃÎļþ¼ÐÏ£¬ÔÚÖÕ¶ËÔËÐÐcd 
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