µêÀÀªA°È¾¹:¹ï¥~¥¦¬O³æ¤@ªº¤J¤f,¹ï¤º¦³«Ü¦h»Opºâ¾÷¬°¥¦ªA°È.¹ï¨Ï¥Î¥¦ªº¤H¨Ó»¡,¥¦¬O¤@»O¾÷¾¹,¦³³æ¤@ªº¤J¤fÂI.¨ãÅ骺¹ê²{§Þ³N¥]¬A¨âºØ: À³¥Î¼hªºµêÀÀªA°È¾¹,ºôµ¸¼hªºµêÀÀªA°È¾¹.
1.À³¥Î¼hªºµêÀÀªA°È¾¹¬O§Q¥ÎÀ³¥Î¼hªºÂàµo¹ê²{ªº,¬Û·í©ó¤@»O¥N²zªA°È¾¹,³o¥¿¬O¸g±`´£¨ìªºµêÀÀªA°È¾¹.
¹ê²{¤è¦¡:§Q¥Îapacheªº ProxyPass ¥i¥H¹ê²{¹ïµêÀÀªA°È¾¹ªº°t¸m.(httpd.conf¤¤)
¦p¬Y¤½¥qªºWWWªA°È¾¹¬° http://www.abc.com/ ¦bhttpd.conf¤¤§@¦p¤U³]¸m:
ProxyPass /sales http://192.168.0.1/
ProxyPass /rd http://192.168.0.2/
ProxyPass /head http://192.168.0.3/
¦p¤W³]¸m¥Í®Ä¤F¥H«á,¹ïhttp://www.abc.com/rdªº¤è¦ì·|Âà¨ìhttp://192.168.0.2¤W¨Ó.
¹ïhttp://www.abc.com/headªº³X°Ý·|Âà¨ìhttp://192.168.0.2¤W¨Ó,
«È¤á¤£ª½±µ¦P 192.168.0.x¥æ¤¬,©Ò¦³ªº½Ð¨D³£³q¹Lwww.abc.com¨ÓÂàµo.
¹Lµ{¦p¤U:
client (http://www.abc.com/sales) <--> www.abc.com <--> 192.168.0.1
`
2.ip¼hªºµêÀÀªA°È¾¹.¥¦¬O§Q¥Îip¼hªº¤Ï¦Vmasq¨Ó¹ê²{ªº.
¹ê²{¤è¦¡:³q¹L¹ïip¥]ÀYªº¥Øªº¦a§}ªº§ï¼g¨Ó¹ê²{ªº.linux kernel 2.2.x¤¤±aªºip port forward ´N¬O¹ê²{ªº¤è¦¡.§A»Ýn¤@ÓºÞ²z¤u¨ã¨ÓºÞ²z³oӤ覡.¦¹ºØ¤è¦¡¤]ºÙ¬°¤Ï¦VNAT.
³]¸m¤èªk:
1. ¤º®Ö½sͤ¤¿ï¾Ü ip_port_forward(??)
2. §Q¥Îipmasqadm ¨Ó³]¸m ip_port_forward.
ipmasqadm -A www.abc.com:80 -R 192.168.0.1:80
¨ãÅé¥Îªk½Ð°Ñ¦Òman..³oùؤ£¹ï.
ipmasqadm -A www.abc.com:80 -R 192.168.0.2:80
3.³]¸mipchains
ipchains -A forward -j MASQ -s 192.168.0.0/24
ipchains -A forward -j MASQ -d 192.168.0.0/24
4. OK..
´ú¸Õ:
1 ²{¦b§A³X°Ýhttp://www.abc.com/
2 §A³X°Ýªºip¥]µo¨ìwww.abc.comµM«á¥Ø¼Ð¦a§}§ï¬°192.168.0.x, x¬°1©Î2¥i¥H¥Ñ«Y²Îªºt¸ü¥¿Åºâªk¨Ó¿ï©w.
3 ³B²z§¹²¦,½Ð¨D¥]µo¦^www.abc.com,µM«á¦bµo¦^µ¹«È¤á.
³o¼Ë,¾÷¾¹´N¥i¥HÂX¥R¤F.....§AªºwwwªA°È¾¹t¸ü¤Ó¤j,§Q¥Î¥H¤W¨âºØ¤è¦¡§¡¥i¥H¹ê²{.§AªºtelnetªA°È¾¹t¸ü¤Ó¤j,¥i¥H¥Î¤èªk2¹ê²{.

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