Internet technicians - Public Knowledge

8 downloads 109 Views 87KB Size Report
benefits that our project, the Internet, has brought with it. ... member of the Anti- Spam Research Group of the Internet Engineering Task Force (IETF). John AdamsĀ ...
!"#$%&#'&'(&)*#"+#$%&#,&-.$&#/01232.)4#5"''2$$&&6 7&8#$%�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f.$2&>*#*4"0&*4#$&5.&.5-*4>( D$=*&D*1*4+&:&-*0/*%&%*BEN&5-*&HH7'&>.65,"4*&$2&5-*&WQ>+&"2%&%*>=5./&,*B&B4.,>*4>&"2%&>*4#*4>&$2&5-*& ZQ>( )$(

D$&/"45&.6&5-*&5*"3&5-"5&.&$2#.0#*%&$2&>.3*&.6&5-*&*"401&,.4=&.2&P3"$0&,$5-&D"$02*5&"5&D:7&"2%&,4.5*& 2*5,.4=&%4$#*4>&6.4&:'&.#*4&:I!H&6.4&D"-&( K.4%.2&8..=+&:&0*%&5-*&A7X&>5E%1&B*5,**2&MZZQ&"2%&MZZV&"2%&>$2&*%$5.4&/EB0$>-*4&.6&5-*&54E&3.>5&,$%*01&E>*%&,*B&>*4#*4&``MWV&">&"&0"4N*&-.>5$2N&/4.#$%*4&[\NB/>i](&%*#*0./&3.2$5.4$2N&>.65,"4*&>E$5*( !"#$%&D(&U4$>5.0+&8.?"E5-.4+&)Y8>&VMQZ+&VZa\&[hL77'&I5"5*&D"2"N*3*25h]&8.254$BE5.4+&)Y8&VaMa& [hL1/*45*F5&74"2>6*4&'4.5.5"2%"4%$S*&4.E5$2N&/4.5.&"2%&0.*4#*%&.2&5-*&:25*42*5&X45&HIY?"//4.#*%&&f.B&"%>+&$2&MZZ`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h>/.2>.4*%&4*N$>541h&/4./.>"0+&$3/0*3*25*%&">& ("*4.+&(1>5*3>(&&X5&"2.5-*4&*4#$&[7?M&0$2*>&"2%&:I'&>*4#$&"2%&X$4/.45>&">&5-*&$2&["4NE"B01+&$2#*25.4& .6&5-*&8!H]&:&"3&h2"3*>"=*h&6.E2%*4&.6&^"]&J.$25&%*#*0./*4&.6&HYI&"0.2N&,$5-&IE2&D$5*3>( J*4.3$*&)**#*>+&H*5,.4=&X%3$2$>54"5.4&c&8.2>E05"25(&:&-"#*&"&>3"00&*4&O$4*0*>>&:I'& "2%&,.4=&,$5-&.4&-"#*&>5"=*>&$2&3"21&.5-*4&2*5,.4=>(& X0$"&X50">+&&:&%*>$N2*%&>.65,"4*&$2&"&$0$*25&M`&1*"4>( !"#$%&J(&G.,$*+&$25$3"5*01&$2#.0#*%&$2&%*/0.13*25&"2%&3"$25*2"2&$5&*#.0#*%&64.3&Ma& >$5*>&5.&,-"5&$5&$>&5.%"1(&& & I+&:&-"#*&B**2&"2&:I'&.2&8"/*&8.%&D">>"*55>&6.4&Md&1*"4>&"2%&:&"N4**&5-"5&5-$>&B$00&$>& /.$>.2( O$00$"3&I&:R#*&,.4=*%&.2&-E2%4*%>&.6&2*5,.4=>&"4.E2%&5-*&;I&"2%&-"#*& ,.4=*%&6.4&"&3"f.4&#.$5$2N&2*5,.4=&./*4"5.4( 7.3&!*)*NN$+&M\14&:I'9O:I'&#*5*4"2+&)"/$%!I^( !.EN&D.*00*4+&8-$*6&7*5&3"$264"3*&,*B&>*4#*4+&Y$4>5&:25*42*5&5..0>&6.4& @D98DI+&8"4*5"=*4+&HIIM+&8"4*5"=*4&PHII`+&XE5-.4+&8-4.2.>&X//5&D"2"N*3*25&'4.5.5&./*4"5.4+&:P7Y&5*0*/4*>*2&.2*&.6&@$25&8*46_>&N4"%&>5E%*25>&"2%&,.4=*%&6.4&"&B$5&.2&5-*&*"401&/4.5.&6.4&5-*&.0%& X)'X2*5&(((&B"*#*4"0&$25*42*5&>5"45E/>+&BE$0%$2N&*#*415-$2N&64.3 *3"$0&"2%&E>*2*5&$264">54E(&:&"3&&P2N$2**4& 6.4&"&/4.%E$61+&6.43*4&*2N$2**4$2N&3"2"N*4&6.4&X="3"$(&&:&-*0/*%&BE$0%& )*%&I,..>-+&,-$&0"4N*&6$0*>&6.4&0*N$5$3"5*&+&"2%&,">&"&VQm&.6&5-*&$25*42*5&B1&/.,*4$2N&5-*&,.40%R>&5./&VQ+QQQ&,*B>$5*>( !"#$%&L$*4>+&:&-"#*&%*>$N2*%&%.S*2>&.6&:25*42*5&*%N*&2*5,.4=>+&>*#*4"0&54"2>$5&2*5,.4=>+&"2%&5&,*B>$5*&$2&5-*&;I&,$5-& MeD&3.25-01&;I&#$>$5.4>( '*5*4&L(&I&5$2N( &&L*&$>&=2.,2& "3.2N&*&6.4&-$>&,.4=&.2&!HI&=1& GENh]+&"2%&6.4&>-.,$2N&5-"5&5-*&I.21&)..5=$5&-"%&$26*5&\aW+VQQ&( J.-2&7.%%+&:&$2#*25*%&"2%&./*4"5*&"&!HI?B">*%&5*0*/-.21&%$4*&5-*&!HI& 5.&4*/0"(&& 8-4$>5./-*4&K*4>5.466+&5*&B4."%B"2%&$25*42*5&/4.#$%*4+&)"/$%&I1>5*3>+&:2+&P2N$2**4&"5&JE2$/*4&"2%&8$>&"2%&3.B$0*&>1>5*3>( :00*2*&J.2*>+&:&-"#*&-"%&"&/"45&$2&