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[plamo:23995] Re: ¸ÇÄêIP1¸Ä¤ÇFirewall¤È³Æ¼ï¥µ¡¼¥Ð¡¼¤ÏƱµï²Äǽ¡©
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From:ISHIKAWA Masahiko
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Date:Sat, 30 Oct 2004 01:34:43 +0900 (JST)
- Subject: [plamo:23995] Re: ¸ÇÄêIP1¸Ä¤ÇFirewall¤È³Æ¼ï¥µ¡¼¥Ð¡¼¤ÏƱµï²Äǽ¡©
- From: ISHIKAWA Masahiko <masahiko@xxxxxxxxx>
- Date: Sat, 30 Oct 2004 01:34:43 +0900 (JST)
¤³¤ó¤Ë¤Á¤Ï¡£ÀÐÀî¤È¤¤¤¤¤Þ¤¹¡£
Subject: ¤òÁÇľ¤Ë²ò¼á¤¹¤ë¤È¡¢"²Äǽ¤Ç¤¹" ¤È¸À¤¤¤¿¤¯¤Ê¤ê¤Þ¤¹¤¬¡¢
¤â¤¦¾¯¤·¹Í¤¨¤Þ¤¹¤È...
From: Shunta Susuki <shunta@leto.eonet.ne.jp>
Subject: [plamo:23993] ¸ÇÄêIP1¸Ä¤ÇFirewall¤È³Æ¼ï¥µ¡¼¥Ð¡¼¤ÏƱµï²Äǽ¡©
Date: Sat, 30 Oct 2004 00:10:25 +0900
>
> ¸½ºß¸ÇÄêIP1¸Ä¤ÇµÕ°ú¤¤Ï¸¢¸Â°Ñ¾ù¤·¤Æ¤â¤é¤Ã¤ÆDNS,Mail,Web¥µ¡¼¥Ð¤ò±¿ÍÑ
> ¤·¤Æ¤¤¤Þ¤¹¡£¥°¥í¡¼¥Ð¥ëIP¤Ï¥Ö¥í¡¼¥É¥Ð¥ó¥É¥ë¡¼¥¿¤¬¼èÆÀ¤·¡¢¥µ¡¼¥Ð¡¼¤Ï
> ¥í¡¼¥«¥ëIP¤ÇÆ°¤¤¤Æ¤¤¤Þ¤¹¡£
>
> º£²ó¥Ö¥í¡¼¥É¥Ð¥ó¥É¥ë¡¼¥¿¡¼¤ò¤ä¤á¤ÆNIC2Ë纹¤·¤ÇPlamo¤Ë¡¢
> PPPoE¥ë¡¼¥¿¡¼(¥¯¥é¥¤¥¢¥ó¥ÈÍÑnat¤âɬÍ×)
> DNS,Mail,Web¥µ¡¼¥Ð¡¼
> ¤È¤¤¤¦Ìò³ä¤òÍ¿¤¨¤è¤¦¤È»×¤¦¤Î¤Ç¤¹¤¬¡¢¤è¤¯¹Í¤¨¤ë¤È¥í¡¼¥«¥ë¦¤«¤é¥°¥í¡¼
> ¥Ð¥ë¦¤Ë½Ð¤Æ¹Ô¤¯ÀßÄê¤Ï¥Ý¡¼¥È¤¬Æ±¤¸PC¤Ç¤Ï¤Ö¤Ä¤«¤Ã¤Æ¤·¤Þ¤Ã¤Æ¤Ç¤¤Ê¤¤¤Î
> ¤Ç¤Ï¤Ê¤¤¤«¤È»×¤¤¤Þ¤·¤¿¤¬¡¢¤³¤ÎƱµï¤ÏÍýÏÀŪ¤Ë²Äǽ¤Ê¤Î¤Ç¤·¤ç¤¦¤«¡©
"¥í¡¼¥«¥ë¦¤«¤é¥°¥í¡¼¥Ð¥ë¦¤Ë½Ð¤Æ¹Ô¤¯ÀßÄê¤Ï..." ¤ò̵»ë¤·¤Þ¤¹¤È¡¢
¥í¡¼¥«¥ë¤Ë¤¢¤ë DNS, Mail, Web¥µ¡¼¥Ð¡¼ ¤ò¤½¤Î¤Þ¤Þ»ÈÍѤ·¡¢
²Ã¤¨¤Æ PPPoE ¥ë¡¼¥¿¡¼¤Ë¤â¡¢DNS, Mail, Web¥µ¡¼¥Ð¡¼ µ¡Ç½¤ò»ý¤¿¤»¤¿¤¤¡¢
¤ÈÆɤá¤Þ¤¹¡£¤½¤¦¤¤¤¦¤³¤È¤Ç¤·¤ç¤¦¤«¡©
"¥í¡¼¥«¥ë¦¤«¤é¥°¥í¡¼¥Ð¥ë¦¤Ë½Ð¤Æ¹Ô¤¯ÀßÄê¤Ï..." ¤ò̵»ë¤·¤Æ¤Ï¤¤¤±¤Ê¤¤¤È
¤·¤Þ¤¹¤È¤³¤ì¤Ï IP masquerade ¤½¤Î¤â¤Î¤Î¤è¤¦¤Ë»×¤¨¤Þ¤¹¤¬...¡£
# ¤½¤¦¤Ç¤¢¤ì¤Ð¡¢´ðËÜŪ¤Ë¤Ï
# IPTABLES=/usr/sbin/iptables
# EXTIF="eth1"
# INTIF="eth0"
# ....
# $IPTABLES -t nat -A POSTROUTING -o $EXTIF -j MASQUERADE
#
# ¤È¤¤¤¦´¶¤¸¤Ç¤Ç¤¤ë¤Î¤Ç¤¹¤¬¡£
ÀÐÀî²íɧ masahiko@sra.co.jp
- Follow-Ups
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- [plamo:23996] Re: ¸ÇÄêIP1¸Ä¤ÇFirewall¤È³Æ¼ï¥µ¡¼, Shunta Susuki
- References
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- [plamo:23993] ¸ÇÄêIP1¸Ä¤ÇFirewall¤È³Æ¼ï¥µ¡¼¥Ð¡¼¤ÏƱµï²Äǽ¡©, Shunta Susuki
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