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PCDVD¼Æ¦ì¬ì§Þ°Q½×°Ï (https://www.pcdvd.com.tw/index.php)
-   ºÃÃøÂø¯g°Ï (https://www.pcdvd.com.tw/forumdisplay.php?f=34)
-   -   ¡i¨D§U¡j¦³½Öª¾¹D«ç»ò°µ¨ì¹³seednetªº¡y±b¸¹¥¼¶}³q®Éªº³s½uµe­±¡z¡H¬Ý¤£À´¶Ü....ª½±µªñ¨Ó¬Ý¬Ý§a... (https://www.pcdvd.com.tw/showthread.php?t=334768)

processors4 2004-05-15 02:18 PM

¡i¨D§U¡j¦³½Öª¾¹D«ç»ò°µ¨ì¹³seednetªº¡y±b¸¹¥¼¶}³q®Éªº³s½uµe­±¡z¡H¬Ý¤£À´¶Ü....ª½±µªñ¨Ó¬Ý¬Ý§a...
 
®¦...¦b¤U¬O¬Y¤j¾Ç±JªÙ²zªººô¸ôºÞ²z¤p²Õ¦¨­û:cool: ¡A¥Ñ©ó³Ìªñ¥þ­±§ï¥ÎDHCP¦Û°Ê¨ú±oIP¤è¦¡¡A¨Ï±oºÞ²z¤W¦³«Ü¤jªº¤£«K:( ¡A«ç»¡¡H´N¬O§Ú­Ì­n°O¿ý¨º­ÓIP¬O­þ¶¡¹ì«Çªº¨º­Ó¤H¦b¥Î¡A¥H«K¥¼¨Ó§@ºÊ±±»PºÞ¨î¡]¨Ò¦p¥L¤¤¬r©Î¦b·mÀW¼e:tu: ¡^¡A¦ý¥Ñ©ó¨Ï¥ÎDHCPªºÃö«Y¡A¨Ï±o¤£¥Î¦b±Jºô²Õµn°O¤]¥i¥H¤Wºô:jolin: ¡A©Ò¥H·Q­n®Ä³Xseednetªº¤è¦¡¡CSeednetªº§@ªk¬O¡A¦pªG¨Sú¶O¡A©Î¬O±b¸¹¨S¶}³q¡A¤@¶}ÂsÄý¾¹¥u·|³s¤W¤@­Óºô­¶¡Aseednet±MÄݪººô­¶¡A¥Î¨Ó¶}³q»P±b¸¹§@·~¥Îªº.....§Ú­Ì¤]·Q­n°µ¨ì¨º¼Ë¡A¦b¥¼µn°O«e¥u¯à³s¤W§Ú­Ì¬[ªººô¯¸¡AµM«á¦bºô­¶¤Wµn°O«á¡A§Y«K¶}³q¥Lªº±Jºô¡A¦³¨S¦³¤Hª¾¹D«ç»ò¥h°µ¨ì¦p¦¹©O¡H:confused: ÁÂÁ¦U¦ìªºÀ°¦£!:like:

jackal0601 2004-05-15 02:23 PM

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processors4 2004-05-15 05:08 PM

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Originally posted by jackal0601
ÀW¼eºÞ²z ­t¸ü ¾¹

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8:5 2004-05-16 02:58 AM

¦^ÂÐ: ¡i¨D§U¡j¦³½Öª¾¹D«ç»ò°µ¨ì¹³seednetªº¡y±b¸¹¥¼¶}³q®Éªº³s½uµe­±¡z¡H¬Ý¤£À´¶Ü....ª½±µªñ¨Ó¬Ý¬Ý§a...
 
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Originally posted by processors4
®¦...¦b¤U¬O¬Y¤j¾Ç±JªÙ²zªººô¸ôºÞ²z¤p²Õ¦¨­û:cool: ¡A¥Ñ©ó³Ìªñ¥þ­±§ï¥ÎDHCP¦Û°Ê¨ú±oIP¤è¦¡¡A¨Ï±oºÞ²z¤W¦³«Ü¤jªº¤£«K:( ¡A«ç»¡¡H´N¬O§Ú­Ì­n°O¿ý¨º­ÓIP¬O­þ¶¡¹ì«Çªº¨º­Ó¤H¦b¥Î¡A¥H«K¥¼¨Ó§@ºÊ±±»PºÞ¨î¡]¨Ò¦p¥L¤¤¬r©Î¦b·mÀW¼e:tu: ¡^¡A¦ý¥Ñ©ó¨Ï¥ÎDHCPªºÃö«Y¡A¨Ï±o¤£¥Î¦b±Jºô²Õµn°O¤]¥i¥H¤Wºô:jolin: ¡A©Ò¥H·Q­n®Ä³Xseednetªº¤è¦¡¡CSeednetªº§@ªk¬O¡A¦pªG¨Sú¶O¡A©Î¬O±b¸¹¨S¶}³q¡A¤@¶}ÂsÄý¾¹¥u·|³s¤W¤@­Óºô­¶¡Aseednet±MÄݪººô­¶¡A¥Î¨Ó¶}³q»P±b¸¹§@·~¥Îªº.....§Ú­Ì¤]·Q­n°µ¨ì¨º¼Ë¡A¦b¥¼µn°O«e¥u¯à³s¤W§Ú­Ì¬[ªººô¯¸¡AµM«á¦bºô­¶¤Wµn°O«á¡A§Y«K¶}³q¥Lªº±Jºô¡A¦³¨S¦³¤Hª¾¹D«ç»ò¥h°µ¨ì¦p¦¹©O¡H:confused: ÁÂÁ¦U¦ìªºÀ°¦£!:like:

­n±j­¢ÂsÄý¥ô¦óºô­¶³£Âà¨ì¯S©wºô­¶, ¦³¨âºØ¤è¦¡:
1. ¥Î policy based routing (PBR):
¦b router ¤W, ¥u©ñ¦æµn¿ý¹Lªº (source) IP addresses.
©|¥¼µn¿ýªº±N (destination) port 80 Âà¨ìµn¿ýªººô¯¸, «D port 80 ªº¤@«ß deny. (domain, bootp, ... °£¥~)
ºô­¶µ{¦¡¦b¨Ï¥ÎªÌµn¿ý«á, «h³s¨ì router ±N¥Lªº (source) IP addr. ©ñ¦æ.
(¦]¬°»Ý­n¨Ì¾Ú source IP addr. ¨Ó°µ routing, ©Ò¥H»Ý­n±Ò°Ê PBR)

2. ¥Î DNS ¨Ó±±¨î.
¦b router ¤W, ±N (destination) port 53 Âà¨ì¤@¥x¯S©wªº DNS server.
©|¥¼µn¿ýªº IP addr. ¬d¥ô¦ó domain®É, ³£·|¸Ñ¦¨µn¿ýªººô¯¸ªº IP addr.,
ºô­¶µ{¦¡¦b¨Ï¥ÎªÌµn¿ý«á, «h³s¨ì router (¤Î DNS server)±N¥Lªº IP addr. ©ñ¦æ.
(router ¤W¤£»Ý±Ò°Ê PBR, ¥H DNS server ¨Ì¾Ú clientºÝªº¤£¦P¨Ó°µÃþ¦üªº¤u§@....)



¥~­±¦³¤½¥q¦b¼g³oºØ¨t²Î, ¥]§t±z´£¨ìªº«áÄòªº (§Y®É) ºÊ±±ºÞ¨îªº¦Û°Ê¤Æ.

¦pªG¥u¬O­nÅý¨Ï¥ÎªÌ¨C¦¸¤Wºô«e¤@©w­n¥ýµn¿ý.
­Ó¤H´¿¬[¹L linux router/bridge,
¥H iptables + apache + php + radtest(radius client) ¼g¹L...
µ{¦¡ÁÙº¡µuªº...

cmwang 2004-05-16 10:50 AM

¦^ÂÐ: ¦^ÂÐ: ¡i¨D§U¡j¦³½Öª¾¹D«ç»ò°µ¨ì¹³seednetªº¡y±b¸¹¥¼¶}³q®Éªº³s½uµe­±¡z¡H¬Ý¤£À´¶Ü....ª½±µªñ¨Ó¬Ý¬Ý�
 
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Originally posted by 8:5
­n±j­¢ÂsÄý¥ô¦óºô­¶³£Âà¨ì¯S©wºô­¶, ¦³¨âºØ¤è¦¡:
1. ¥Î policy based routing (PBR):
¦b router ¤W, ¥u©ñ¦æµn¿ý¹Lªº (source) IP addresses.
©|¥¼µn¿ýªº±N (destination) port 80 Âà¨ìµn¿ýªººô¯¸, «D port 80 ªº¤@«ß deny. (domain, bootp, ... °£¥~)
ºô­¶µ{¦¡¦b¨Ï¥ÎªÌµn¿ý«á, «h³s¨ì router ±N¥Lªº (source) IP addr. ©ñ¦æ.
(¦]¬°»Ý­n¨Ì¾Ú source IP addr. ¨Ó°µ routing, ©Ò¥H»Ý­n±Ò°Ê PBR)


¤£¹Lrouter¦ü¥G¤£¾A¦X°µ³oÃþ­W¤u(¤@¯ëASIC¥u¯à³B²z³æ¯Âªºpacket forwarding,access list/policy routing±o¥ÑCPU³B²z,¦ý¤@¯ërouterªºCPU³£¤£¬O«Ü°ªÀÉ,¦A¥[¤W­n°ÊºAupdate¨äconfig,«áªG¦p¦ó­n¸Õ¤F¤~ª¾¹D;)),¦b¾Ç³Nºô¸ôµ¥traffic¤jªººô¸ô¤W®£©È¶]°_¨Ó·|«Ü¦Y¤O:)....

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2. ¥Î DNS ¨Ó±±¨î.
¦b router ¤W, ±N (destination) port 53 Âà¨ì¤@¥x¯S©wªº DNS server.
©|¥¼µn¿ýªº IP addr. ¬d¥ô¦ó domain®É, ³£·|¸Ñ¦¨µn¿ýªººô¯¸ªº IP addr.,
ºô­¶µ{¦¡¦b¨Ï¥ÎªÌµn¿ý«á, «h³s¨ì router (¤Î DNS server)±N¥Lªº IP addr. ©ñ¦æ.
(router ¤W¤£»Ý±Ò°Ê PBR, ¥H DNS server ¨Ì¾Ú clientºÝªº¤£¦P¨Ó°µÃþ¦üªº¤u§@....)


À³¸Ó¬O§âunknown clientªºDNS request redirect¨ì¥t¤@³¡¥u´£¨Ñfake answerªºDNS server§Y¥i(¥H¤£Åܰʤ@¯ëDNS serverªº¹ê§@¬°­ì«h,¤£¹Lrouter­n¦p¦ó¤À¿ëunknown client®£©ÈÁÙ¬O±o°Ê¨ìpolicy routing,°ÝÃDÁÙ¬O¸ò«e­±¤@¼Ë;))....BTW,¹J¨ìuserª½±µ¥´ip address®£©È´N¯}¥\¤F(default±odrop unknown traffic:))...

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¥~­±¦³¤½¥q¦b¼g³oºØ¨t²Î, ¥]§t±z´£¨ìªº«áÄòªº (§Y®É) ºÊ±±ºÞ¨îªº¦Û°Ê¤Æ.

¦pªG¥u¬O­nÅý¨Ï¥ÎªÌ¨C¦¸¤Wºô«e¤@©w­n¥ýµn¿ý.
­Ó¤H´¿¬[¹L linux router/bridge,
¥H iptables + apache + php + radtest(radius client) ¼g¹L...
µ{¦¡ÁÙº¡µuªº...


§Ì¦bpczone¤]¬O«ØÄ³­ìµo¤åªÌ¸Õ¸Õtransparent mode firewall°t¦XÃþ¦üTPªº¤è¦¡(¹ï¨ä²{¦³ºô¸ô¬[ºcªºimpact³Ì¤p;))....BTW,³oÃþ¤è¦¡»¡¬ï¤F¥u¬O¥Hmac address(³»¦h¦A¥[¤Wip address)¨Ó§PÂ_©ñ¦æ»P§_,¦]¬°¥uª¾user¤Wºôªº®ÉÂI,¦Ó¤£ª¾¨ä¦ó®Éoffline¦n§âACCEPT rule®³±¼,¦A¥[¤W¦bLAN¤¤­n°°³yip/mac address¤]¤£¬OÃø¨Æ,¨Ã¤£¬O«Ü¥i¾a,¥t¥~Áö»¡¦bLAN¤W¤]¯à¶]PPPoE,¦ý³o¹ê¦b¤£¬O­Ó¦n¥D·N:)....

8:5 2004-05-16 06:03 PM

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¤Þ¥Î:
Originally posted by cmwang
¤£¹Lrouter¦ü¥G¤£¾A¦X°µ³oÃþ­W¤u(¤@¯ëASIC¥u¯à³B²z³æ¯Âªºpacket forwarding,access list/policy routing±o¥ÑCPU³B²z,¦ý¤@¯ërouterªºCPU³£¤£¬O«Ü°ªÀÉ,¦A¥[¤W­n°ÊºAupdate¨äconfig,«áªG¦p¦ó­n¸Õ¤F¤~ª¾¹D;)),¦b¾Ç³Nºô¸ôµ¥traffic¤jªººô¸ô¤W®£©È¶]°_¨Ó·|«Ü¦Y¤O:)....

¬O«Ü¦Y¤O, ©Ò¥H¤~·|¦³¥Î DNS ¨ÓºÞ¨îªº·Qªk.
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À³¸Ó¬O§âunknown clientªºDNS request redirect¨ì¥t¤@³¡¥u´£¨Ñfake answerªºDNS server§Y¥i(¥H¤£Åܰʤ@¯ëDNS serverªº¹ê§@¬°­ì«h,¤£¹Lrouter­n¦p¦ó¤À¿ëunknown client®£©ÈÁÙ¬O±o°Ê¨ìpolicy routing,°ÝÃDÁÙ¬O¸ò«e­±¤@¼Ë;))....BTW,¹J¨ìuserª½±µ¥´ip address®£©È´N¯}¥\¤F(default±odrop unknown traffic:))...

¶â... ²Ó¸`´N¤£±Ô­z¤F, ¤£¹L¬O¥i¥H§Ë¨ì router ¤£»Ý­n±Ò°Ê PBR:
±q DHCP ±o¨ìªº DNS server ¬O¤@¥x¯S©wªº DNS, (¤£¤À¬O§_µn¿ý¹L»P§_)
¨º¥x DNS ·|¨Ì¾Ú client ip addr.¨Ó¨M©w¦æ¬° (¨Ò¦p: ¨Ï¥Î view)
°£¥¦¤§¥~, (dest) port 53 ¤@«ß deny, (Á×§K¨Ï¥ÎªÌ¦Û¤v³]©w¨ä¥Lªº DNS servers)
¨º´N¥i¥HÅý DNS ¨Ó±j¨î¨Ï¥ÎªÌµn¿ý¤F,
¦Ü©ó, ¨Ï¥ÎªÌª½±µ¥´ IP addr... ¯u­nºÞ¨î, ¤]¦³¿ìªkªº...
¤Þ¥Î:
§Ì¦bpczone¤]¬O«ØÄ³­ìµo¤åªÌ¸Õ¸Õtransparent mode firewall°t¦XÃþ¦üTPªº¤è¦¡(¹ï¨ä²{¦³ºô¸ô¬[ºcªºimpact³Ì¤p;))....BTW,³oÃþ¤è¦¡»¡¬ï¤F¥u¬O¥Hmac address(³»¦h¦A¥[¤Wip address)¨Ó§PÂ_©ñ¦æ»P§_,¦]¬°¥uª¾user¤Wºôªº®ÉÂI,¦Ó¤£ª¾¨ä¦ó®Éoffline¦n§âACCEPT rule®³±¼,¦A¥[¤W¦bLAN¤¤­n°°³yip/mac address¤]¤£¬OÃø¨Æ,¨Ã¤£¬O«Ü¥i¾a,¥t¥~Áö»¡¦bLAN¤W¤]¯à¶]PPPoE,¦ý³o¹ê¦b¤£¬O­Ó¦n¥D·N:)....

°£¤FÅý¨Ï¥ÎªÌ¦Û¤vÂI logout ¥~, ¤]¥i¥H³]©w idle timeout,
¦pªG¬O bridge mode, ¥Î forwarding table ¨M©w¬O§_ idle ¹L¤[ (brctl showmacs)
¦pªG¬O router mode, ¥Î arp table ¨Ó¨M©w¬O§_ idle ¹L¤[ (arp -a)
°²³y ip/mac addr. ªº°ÝÃD, ı±o¥i¥H©¿²¤...
(·Q±q linux bridge/router ¨Ó³]©wÀ³¸Ó¬OµL¸Ñ, »Ý­n­ì¥»ªº L2 switches ªº¤ä´©)

¦³¤@¨Ç²Ó¸`­nª`·N, ¤£¹L´N¤£¦A°Q½×¤F...


¨S¦³¥´ºâ½Ð¥~­±ªº¤½¥q¼gªº¸Ü,
¨Ï¥Î linux bridge, ¥H iptables ¨Ó³]©wÀ³¸Ó¬O¤ñ¸û¥i¦æªº¤èªk....
¦]¬°¥u¥Î¨ì¤@¥x¾÷¾¹, ¤ñ¸û³æ¯Â. ¦Ó¥B¦]¬°¬O bridge mode, ¦³°ÝÃD´N©Þ±¼©Î bypass
¤£¹L, ¦pªG traffic ¤Ó¤jªº¸Ü, ®Ä¯à¥i¯à·|¤£¯à±µ¨ü...

processors4 2004-05-17 03:17 AM

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§Ú­Ìªº±Jºô¬[ºc¬O³o¼Ëªº...
­º¥ý¡A¬O¥Ñ¦U¹ì«Çªººô¸ôRJ-45±µ¤Õ³s½u¨ì¦U¼Ó¼hªºswitch HUB¡AµM«á¦A¥Ñ¦USwitch HUB³s±µ¨ì¦U°Ï°ìªº¡yÀW¼eºÞ²z¾¹¡z(ÀW¼eºÞ²z¾¹ªº¸Ô²Ó¸ê®Æ) ¤W¡AµM«á¦UÀW¼eºÞ²z¾¹¦b¤À§O³s±µ¨ì¨â¥x¡yÀW¼e¾ã¦X¾¹¡z¤W¡A³z¹L6±øADSL¹ï¥~³s±µ¡I

°ò¥»¤W¬O·Q­n§Q¥Î²{¦³ªº³]³Æ¥h°µ§ïµ½©Î·sªº½Õ¾ã¡A¥u¬O¤£ª¾¹D¯à¤£¯à°µªº¨ì...:confused:

·íµM¡A¤]¥i¥H´£¥X·sªº¬[ºc¡A¦³¨S¦³¤H¥i¥H«ØÄ³­n²KÁÊ­þ¨Ç³]³Æ¡H¥H¹F¨ì³Ì¨ÎªººÞ²z®Ä¯à¡I¤@¤Á°÷¥Î´N¦n...¸g¶O¤è­±¡A¥ÑªÙºÊ§e³ø¨ì¾Ç®Õ¥Ó½Ð....:D

¦A¦¸·PÁ¦U¦ì¥ý¶iªºÀ°¦£...¤p§Ìµ{«×¹ê¦b¬O¤£¨¬...¤£°÷¸ê®æ¶i±Jºô²Õ...ºF·\:cry:

processors4 2004-05-17 04:45 PM

¦Û¤v¦b±À¤@¤U...:shy:

cmwang 2004-05-17 05:08 PM

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Originally posted by processors4
¦Û¤v¦b±À¤@¤U...:shy:


³oÃþªFªF¦bvlab(see http://www.vlab.com.tw/)¥i¯à·|¤ñ¸û¦h¤H¦³¿³½ì,¤£§«¨ì¨ºùØpost¤@¤U§a:):)....


©Ò¦³ªº®É¶¡§¡¬°GMT +8¡C ²{¦bªº®É¶¡¬O03:30 AM.

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