From owner-FreeBSD-net-jp@jp.freebsd.org  Sun Jul 25 22:44:07 1999
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Message-Id: <199907251341.WAA07088@toto.noc.titech.ac.jp>
To: FreeBSD-net-jp@jp.freebsd.org
From: Akihiro IIJIMA <aki@jp.freebsd.org>
In-Reply-To: Your message of "Sun, 25 Jul 1999 17:05:48 +0900"
	<008401bed674$81c9f7c0$4000a8c0@pca44.gonzo.co.jp>
References: <008401bed674$81c9f7c0$4000a8c0@pca44.gonzo.co.jp>
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Date: Sun, 25 Jul 1999 22:41:36 +0900
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Subject: [FreeBSD-net-jp 1775] Re: DUMMYNET
Errors-To: owner-FreeBSD-net-jp@jp.freebsd.org
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X-Originator: aki@toto.noc.titech.ac.jp

> $B$I$3$K(Bping$B$r$+$1$F$b(B ping:sendto: Permission denied $B$HI=<($5$l(B

$B$=$l$O(B options IPFIREWALL $B$rF~$l$?$N$K(B IPFW$B$N@_Dj(B(rc.firewall$B$N@_Dj(B)$B$,(B
$B$^$C$?$/$5$l$F$J$/$F(B $BA4$F$r5q@d!"@53N$K$O$3$N%^%7%s$+$i=P$F$$$/%Q%1%C(B
$B%H$r(BSTOP$B$7$F$$$k>uBV$J$N$G(B sendto: Permission denied $B$J$N$G$7$g$&!#(B

$B$d$V$&$A$5$s$N8@$&DL$j(B
|> firewall_enable="YES"
<< firewall_type="open"

$B$G(B $B$H$j$"$($:A4DL$7$K$J$j$^$9$N$G(B $B$^$:$O$3$l$G<B83$7$F$_$k$N$,$h$$$H;W(B
$B$$$^$9!#(B

***

> /kernel: arp: 192.168.0.1 is on al0 but got reply
>    from 00:00:93:0c:17:0c on al1
> $B$H$$$&%a%C%;!<%8$,I=<($5$l$^$9!#(B

$B$3$l$O(B

> ifconfig_al0="inet 192.168.0.102 netmask 255.255.255.0"
> ifconfig_al1="inet 192.168.0.112 netmask 255.255.255.0"

$B$3$l$N$*$+$2$G$7$g$&!#(B2$B$D$N%$%s%?!<%U%'!<%9$r(B $BF10l$N%M%C%H%o!<%/$K7R$$(B
$B$G$k$b$s$@$+$i(B $B0lEY(Bal0$BB&$G3P$($?(B arp$B$,(B $BJL$N(Bal1$BB&$+$i$b5"$C$F$-$?$N$G(B
 got reply from $B$H8@$o$l$k$N$G$7$g$&!#(B

$B$&$($@$5$s(B wrote:
> $B$H$$$&(B message $B$,=P$F$$$k$H$$$&$3$H$G$9!#$3$l$O!"(Bnetwork interface 
> $B$,(B arp table $B$r<hF@=PMh$F$$$k$H$$$&$3$H$r0UL#$7$^$9$+$i!">e$G5-=R$7(B
> $B$?(B "ipfw $B$N@_Dj$,@5$7$/$J$$(B" $B$H$$$&2DG=@-$OL5$$$3$H$r0UL#$9$k$+$b$7(B
> $B$l$^$;$s!#(B

IPFW$B$G$O(B arp$B$O9J$l$J$$$N$G$O(B $B$J$$$G$7$g$&$+!#(B

***

$B$H$3$m$G!"(B

> NIC$B$rJ#?t:9$7$FBS0h@)8f$G$-$J$$$+!)$H$$$&<ALd$r$7$?:4F#$G$9!#(B

$BBS0h$r@)8f(B($B@)8B(B)$B$7$?$$$N$G$9$+!)(B $B$=$l$H$bBS0h$rG\A}$5$;$?$$$N$G$9$+!)(B
$B$*;H$$$N4D6-$rFI$^$;$F$$$?$@$/$H(B $B$J$s$+A}$d$7$?$$$h$&$KFI$a$k$N$G$9$,!#(B

$B$=$l$H!"(Boptions DUMMYNET $B$r$D$1$k$H!"(B2$B$D$N%$%s%?!<%U%'!<%9$r(B $BF10l$N%M%C(B
$B%H%o!<%/$K7R$0$3$H$,2DG=$K$J$k$N$G$9$+!)(B
$B$=$3$N<B8=2DG=@-$r(B $B:G=i$KD4::$7$F$^$9$+!)$=$NItJ,$,$9$4$/?4G[$G$9(B.

$B$^$?(B $B$=$N:]$K(B $B$=$l$>$l$KJL$N(BIP$B%"%I%l%9$rIU$1$k;H$$J}$H(B
$BA4$F$,F10l$N(BIP$B%"%I%l%9$H$7$F;H$($k$N$G$O(B $B0UL#9g$$$,$^$C$?$/0[$J$k$h$&(B
$B$K;W$$$^$9!#(B

> DEC$B$d(BPlanex$B$J$I$N%H%i%s%-%s%0$5$l$?(BNIC$B$G$9$H(B4,8$BK\$N%]!<%H$,(BNIC$BB&$K(B
> $B$"$j!"$=$l$r%9%$%C%A$K@\B3$9$k$h$&$G$9!#(B

$B%H%i%s%-%s%0$N>l9g$O(B IP$B%"%I%l%9$O0l$D$G$9$h$M!#(B
$BJ#?t$N(BIP$B%"%I%l%9$D$1$A$c$C$F(B $BMxMQ<TB&$,(B $B$=$l$G$$$$$N$G$7$g$&$+!#(B

$B$$$C$?$$$J$K$,$7$?$$$N$+!"$^$?(B $B$G$-$k$H$$$&3N?.$r(B $B$I$3$GF@$?$N$+$,(B
$B$$$^$$$A$o$+$j$^$;$s!#(B

***

$B$H$3$m$G!":4F#$5$s$N4D6-$G$O!"(BFreeBSD$B$r%U%!%$%k%5!<%P$K$9$k$H(B $B$=$3$K%"(B
$B%/%;%9$,=8Cf$7$F=E$/$J$j$=$&$@(B $B$H$$$&$N$r?4G[$7$F$$$k$h$&$J$N$G$9$,!"(B
$BL5M}$K%H%i%s%-%s%0$H$+$7$J$/$F$b!"Nc$($P(B 30$BBf$N%/%i%$%"%s%H$,$"$k$H$7(B
$B$?$i!"$=$l$i$r(B 10$BBf$4$H$N(B 3$B$D$N%5%V%M%C%H$KJ,3d$7!"%5!<%P$K%M%C%H%o!<(B
$B%/%+!<%I$r(B 3$BKg;I$7$F$=$l$>$l$N%5%V%M%C%H$K7R$,$k$h$&$K$9$l$P(B $B$J$s$H$+(B
$B$J$C$?$j$7$^$;$s$+!)(B
--
$BEl5~9)6HBg3X(B $BAm9g>pJs=hM}%;%s%?!<(B $B%M%C%H%o!<%/%7%9%F%`1?MQ3](B
	$BHSEg(B $B><Gn(B (Akihiro Iijima) aki@noc.titech.ac.jp
