From owner-FreeBSD-net-jp@jp.FreeBSD.org Wed Mar 13 20:43:19 2002
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Message-ID: <3C8F3B53.80901@pop13.odn.ne.jp>
Date: Wed, 13 Mar 2002 20:43:15 +0900
From: Isamu Kanakubo <kanakubo@pop13.odn.ne.jp>
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To: FreeBSD-net-jp@jp.FreeBSD.org
References: <3C8EF21B.8080809@pop13.odn.ne.jp> <80pu28hnkr.fsf@kurishna.tri.asanuma.co.jp>
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X-Sequence: FreeBSD-net-jp 3592
Subject: [FreeBSD-net-jp 3592] Re: PPPoE =?ISO-2022-JP?B?GyRCJE4bKEI=?=
 ftp 	=?ISO-2022-JP?B?GyRCJE4/NiRrSXEkJBsoQg==?= 
Errors-To: owner-FreeBSD-net-jp@jp.FreeBSD.org
Sender: owner-FreeBSD-net-jp@jp.FreeBSD.org
X-Originator: kanakubo@pop13.odn.ne.jp

$B6b5WJ]$G$9!#(B

$B%"%I%P%$%9$"$j$,$H$&$4$6$$$^$9!#(B

> $BKM$,0JA0Js9p$7$?LdBj$O(B MTU $B$rD4@0$9$k$3$H$G$OD>$j$^$;$s!#(B
> ppp(8) $B$N%=!<%9$rD>$9$+!"(B/etc/rc.conf $B$G(B tcp_extensions="NO" $B$H(B
> $B$9$k(B (sysctl -w net.inet.tcp.rfc1323=0 $B$G$b2D(B) $B$7$+$J$$$G$9!#(B


$B<B83$7$F$_$^$7$?!#(B

net.inet.tcp.rfc1323=0$B$N>l9g$b%@%a$G$7$?!#(B
net.inet.tcp.rfc1323=1$B$N>l9g$b%@%a$G$7$?!#(B

PPPoE$B$N(Btun$B$KBP$7$F(B
tcpdump -i tun0 -v host ftp.jp.freebsd.org|tee tcpdump.lst
$B$r$d$C$F=PNO$r$_$F$_$^$7$?!#(B

[net.inet.tcp.rfc1323=0]
19:50:11.601038 xxx.xxx.xx.xx.1062 > ftp.jpix.ad.jp.61752: S [tcp sum ok] 550006172:550006172(0) win 16384 <mss 1460> (DF) (ttl 62, id 8280, len 44)
19:50:11.692978 xxx.xxx.xx.xx.1057 > ftp.jpix.ad.jp.ftp: .   [tcp sum ok] ack 1802 win 16968 (DF) [tos 0x10]  (ttl 62, id 8282, len 40)
19:50:11.711079 ftp.jpix.ad.jp.61752 > xxx.xxx.xx.xx.1062: S [tcp sum ok] 3346457152:3346457152(0) ack 550006173 win 16968 <mss 1414> (DF) (ttl 52, id 35574, len 44)
19:50:11.712212 xxx.xxx.xx.xx.1062 > ftp.jpix.ad.jp.61752: . [tcp sum ok] ack 1 win 16968 (DF) (ttl 62, id 8283, len 40)
19:50:11.712384 xxx.xxx.xx.xx.1057 > ftp.jpix.ad.jp.ftp:   P [tcp sum ok] 207:229(22) ack 1802 win 16968 (DF) [tos 0x10]  (ttl 62, id 8284, len 62)
19:50:11.846690 ftp.jpix.ad.jp.ftp > xxx.xxx.xx.xx.1057:   P 1802:1884(82) ack 229 win 16968 (DF) [tos 0x10]  (ttl 52, id 35685, len 122)
19:50:11.860406 ftp.jpix.ad.jp.61752 > xxx.xxx.xx.xx.1062: . 1:1415(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 35705, len 1454)
19:50:11.868979 ftp.jpix.ad.jp.61752 > xxx.xxx.xx.xx.1062: . 1415:2829(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 35706, len 1454)
19:50:11.872692 xxx.xxx.xx.xx.1062 > ftp.jpix.ad.jp.61752: . [tcp sum ok] ack 2829 win 15554 (DF) [tos 0x8]  (ttl 62, id 8285, len 40)
19:50:11.943060 xxx.xxx.xx.xx.1057 > ftp.jpix.ad.jp.ftp:   . [tcp sum ok] ack 1884 win 16968 (DF) [tos 0x10]  (ttl 62, id 8287, len 40)
$B>JN,$7$F$$$^$9!#(B
19:50:47.932321 xxx.xxx.xx.xx.1062 > ftp.jpix.ad.jp.61752: . [tcp sum ok] ack 2837899 win 16968 (DF) [tos 0x8]  (ttl 62, id 9668, len 40)
19:50:47.934518 ftp.jpix.ad.jp.61752 > xxx.xxx.xx.xx.1062: . 2837899:2839313(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 18660, len 1454)
19:50:47.943499 ftp.jpix.ad.jp.61752 > xxx.xxx.xx.xx.1062: . 2839313:2840727(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 18679, len 1454)
19:50:47.947547 xxx.xxx.xx.xx.1062 > ftp.jpix.ad.jp.61752: . [tcp sum ok] ack 2840727 win 15554 (DF) [tos 0x8]  (ttl 62, id 9669, len 40)
19:50:47.952209 ftp.jpix.ad.jp.61752 > xxx.xxx.xx.xx.1062: P 2840727:2842141(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 18680, len 1454)
19:50:47.963469 ftp.jpix.ad.jp.61752 > xxx.xxx.xx.xx.1062: . 2842141:2843555(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 18726, len 1454)
19:50:47.968392 xxx.xxx.xx.xx.1062 > ftp.jpix.ad.jp.61752: . [tcp sum ok] ack 2840727 win 16968 (DF) [tos 0x8]  (ttl 62, id 9670, len 40)
19:50:47.981242 ftp.jpix.ad.jp.61752 > xxx.xxx.xx.xx.1062: P 2843555:2844969(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 18743, len 1454)
19:50:47.985473 xxx.xxx.xx.xx.1062 > ftp.jpix.ad.jp.61752: . [tcp sum ok] ack 2840727 win 16968 (DF) [tos 0x8]  (ttl 62, id 9671, len 40)
19:50:47.989871 ftp.jpix.ad.jp.61752 > xxx.xxx.xx.xx.1062: . 2844969:2846383(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 18744, len 1454)
19:50:47.993555 xxx.xxx.xx.xx.1062 > ftp.jpix.ad.jp.61752: . [tcp sum ok] ack 2840727 win 16968 (DF) [tos 0x8]  (ttl 62, id 9672, len 40)
19:50:47.998742 ftp.jpix.ad.jp.61752 > xxx.xxx.xx.xx.1062: . 2846383:2847797(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 18745, len 1454)
19:50:48.002413 xxx.xxx.xx.xx.1062 > ftp.jpix.ad.jp.61752: . [tcp sum ok] ack 2840727 win 16968 (DF) [tos 0x8]  (ttl 62, id 9673, len 40)
19:50:48.025111 ftp.jpix.ad.jp.61752 > xxx.xxx.xx.xx.1062: P 2847797:2849211(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 18802, len 1454)
19:50:48.035776 ftp.jpix.ad.jp.61752 > xxx.xxx.xx.xx.1062: . 2849211:2850625(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 18810, len 1454)
19:50:48.039418 xxx.xxx.xx.xx.1062 > ftp.jpix.ad.jp.61752: . [tcp sum ok] ack 2840727 win 16968 (DF) [tos 0x8]  (ttl 62, id 9674, len 40)
19:50:48.044574 ftp.jpix.ad.jp.61752 > xxx.xxx.xx.xx.1062: . 2850625:2852039(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 18817, len 1454)
19:50:48.048274 xxx.xxx.xx.xx.1062 > ftp.jpix.ad.jp.61752: . [tcp sum ok] ack 2840727 win 16968 (DF) [tos 0x8]  (ttl 62, id 9675, len 40)
19:50:48.053427 ftp.jpix.ad.jp.61752 > xxx.xxx.xx.xx.1062: P 2852039:2853453(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 18822, len 1454)
19:50:48.057084 xxx.xxx.xx.xx.1062 > ftp.jpix.ad.jp.61752: . [tcp sum ok] ack 2840727 win 16968 (DF) [tos 0x8]  (ttl 62, id 9676, len 40)
19:50:48.062299 ftp.jpix.ad.jp.61752 > xxx.xxx.xx.xx.1062: . 2853453:2854867(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 18823, len 1454)
19:50:48.065990 xxx.xxx.xx.xx.1062 > ftp.jpix.ad.jp.61752: . [tcp sum ok] ack 2840727 win 16968 (DF) [tos 0x8]  (ttl 62, id 9677, len 40)
19:50:48.082270 ftp.jpix.ad.jp.61752 > xxx.xxx.xx.xx.1062: . 2840727:2842141(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 18884, len 1454)
19:50:48.210478 ftp.jpix.ad.jp.61752 > xxx.xxx.xx.xx.1062: . 2854867:2856281(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 19048, len 1454)
19:50:48.214358 xxx.xxx.xx.xx.1062 > ftp.jpix.ad.jp.61752: . [tcp sum ok] ack 2840727 win 16968 (DF) [tos 0x8]  (ttl 62, id 9678, len 40)
19:50:48.219279 ftp.jpix.ad.jp.61752 > xxx.xxx.xx.xx.1062: P 2856281:2857695(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 19056, len 1454)
19:50:48.222947 xxx.xxx.xx.xx.1062 > ftp.jpix.ad.jp.61752: . [tcp sum ok] ack 2840727 win 16968 (DF) [tos 0x8]  (ttl 62, id 9679, len 40)
19:50:49.929833 ftp.jpix.ad.jp.61752 > xxx.xxx.xx.xx.1062: . 2840727:2842141(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 21469, len 1454)
19:50:51.923124 ftp.jpix.ad.jp.61752 > xxx.xxx.xx.xx.1062: . 2840727:2842141(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 24066, len 1454)
19:50:55.970386 ftp.jpix.ad.jp.61752 > xxx.xxx.xx.xx.1062: . 2840727:2842141(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 29859, len 1454)


[net.inet.tcp.rfc1323=1]
20:11:36.051388 xxx.xxx.xx.xx.1074 > ftp.jpix.ad.jp.62760: S [tcp sum ok] 1975075976:1975075976(0) win 16384 <mss 1460,nop,wscale 0,nop,nop,timestamp 1927580 0> (DF) (ttl 62, id
12147, len 60)
20:11:36.143561 xxx.xxx.xx.xx.1069 > ftp.jpix.ad.jp.ftp: . [tcp sum ok] ack 1800 win 16968 (DF) [tos 0x10]  (ttl 62, id 12149, len 40)
20:11:36.174272 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: S [tcp sum ok] 3708984905:3708984905(0) ack 1975075977 win 16968 <mss 1414> (DF) (ttl 52, id 49507, len 44)
20:11:36.175413 xxx.xxx.xx.xx.1074 > ftp.jpix.ad.jp.62760: . [tcp sum ok] ack 1 win 16968 (DF) (ttl 62, id 12150, len 40)
20:11:36.175555 xxx.xxx.xx.xx.1069 > ftp.jpix.ad.jp.ftp: P [tcp sum ok] 183:205(22) ack 1800 win 16968 (DF) [tos 0x10]  (ttl 62, id 12151, len 62)
20:11:36.340416 ftp.jpix.ad.jp.ftp > xxx.xxx.xx.xx.1069: P 1800:1882(82) ack 205 win 16968 (DF) [tos 0x10]  (ttl 52, id 49783, len 122)
20:11:36.367715 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 1:1415(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 49815, len 1454)
20:11:36.376754 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 1415:2829(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 49816, len 1454)
20:11:36.380476 xxx.xxx.xx.xx.1074 > ftp.jpix.ad.jp.62760: . [tcp sum ok] ack 2829 win 15554 (DF) [tos 0x8]  (ttl 62, id 12153, len 40)
20:11:36.433610 xxx.xxx.xx.xx.1069 > ftp.jpix.ad.jp.ftp: . [tcp sum ok] ack 1882 win 16968 (DF) [tos 0x10]  (ttl 62, id 12154, len 40)
20:11:36.505082 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 2829:4243(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 49983, len 1454)
20:11:36.509062 xxx.xxx.xx.xx.1074 > ftp.jpix.ad.jp.62760: . [tcp sum ok] ack 4243 win 16968 (DF) [tos 0x8]  (ttl 62, id 12155, len 40)
20:11:36.513798 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 4243:5657(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 49984, len 1454)
20:11:36.522651 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 5657:7071(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 49985, len 1454)
20:11:36.526340 xxx.xxx.xx.xx.1074 > ftp.jpix.ad.jp.62760: . [tcp sum ok] ack 7071 win 15554 (DF) [tos 0x8]  (ttl 62, id 12156, len 40)
20:11:36.660265 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 7071:8485(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 50163, len 1454)
20:11:36.664017 xxx.xxx.xx.xx.1074 > ftp.jpix.ad.jp.62760: . [tcp sum ok] ack 8485 win 16968 (DF) [tos 0x8]  (ttl 62, id 12157, len 40)
20:11:36.669070 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 8485:9899(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 50164, len 1454)
20:11:36.682614 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 9899:11313(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 50181, len 1454)
20:11:36.686306 xxx.xxx.xx.xx.1074 > ftp.jpix.ad.jp.62760: . [tcp sum ok] ack 11313 win 15554 (DF) [tos 0x8]  (ttl 62, id 12158, len 40)
$B>JN,$7$F$$$^$9!#(B
20:12:08.833811 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 2992079:2993493(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 30113, len 1454)
20:12:08.837521 xxx.xxx.xx.xx.1074 > ftp.jpix.ad.jp.62760: . [tcp sum ok] ack 2993493 win 16968 (DF) [tos 0x8]  (ttl 62, id 13609, len 40)
20:12:08.842695 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 2993493:2994907(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 30133, len 1454)
20:12:08.940246 xxx.xxx.xx.xx.1074 > ftp.jpix.ad.jp.62760: . [tcp sum ok] ack 2994907 win 16968 (DF) [tos 0x8]  (ttl 62, id 13610, len 40)
20:12:08.983730 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 2994907:2996321(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 30406, len 1454)
20:12:08.992504 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 2996321:2997735(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 30407, len 1454)
20:12:08.996149 xxx.xxx.xx.xx.1074 > ftp.jpix.ad.jp.62760: . [tcp sum ok] ack 2994907 win 16968 (DF) [tos 0x8]  (ttl 62, id 13611, len 40)
20:12:09.001140 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 2997735:2999149(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 30412, len 1454)
20:12:09.004824 xxx.xxx.xx.xx.1074 > ftp.jpix.ad.jp.62760: . [tcp sum ok] ack 2994907 win 16968 (DF) [tos 0x8]  (ttl 62, id 13612, len 40)
20:12:09.010232 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 2999149:3000563(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 30424, len 1454)
20:12:09.013899 xxx.xxx.xx.xx.1074 > ftp.jpix.ad.jp.62760: . [tcp sum ok] ack 2994907 win 16968 (DF) [tos 0x8]  (ttl 62, id 13613, len 40)
20:12:09.019124 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 3000563:3001977(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 30425, len 1454)
20:12:09.022792 xxx.xxx.xx.xx.1074 > ftp.jpix.ad.jp.62760: . [tcp sum ok] ack 2994907 win 16968 (DF) [tos 0x8]  (ttl 62, id 13614, len 40)
20:12:09.028002 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 3001977:3003391(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 30434, len 1454)
20:12:09.032177 xxx.xxx.xx.xx.1074 > ftp.jpix.ad.jp.62760: . [tcp sum ok] ack 2994907 win 16968 (DF) [tos 0x8]  (ttl 62, id 13615, len 40)
20:12:09.127570 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 3003391:3004805(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 30583, len 1454)
20:12:09.131294 xxx.xxx.xx.xx.1074 > ftp.jpix.ad.jp.62760: . [tcp sum ok] ack 2994907 win 16968 (DF) [tos 0x8]  (ttl 62, id 13616, len 40)
20:12:09.191730 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 2994907:2996321(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 30639, len 1454)
20:12:09.200458 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 3004805:3006219(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 30642, len 1454)
20:12:09.204092 xxx.xxx.xx.xx.1074 > ftp.jpix.ad.jp.62760: . [tcp sum ok] ack 2994907 win 16968 (DF) [tos 0x8]  (ttl 62, id 13617, len 40)
20:12:09.270226 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 3006219:3007633(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 30852, len 1454)
20:12:09.273934 xxx.xxx.xx.xx.1074 > ftp.jpix.ad.jp.62760: . [tcp sum ok] ack 2994907 win 16968 (DF) [tos 0x8]  (ttl 62, id 13618, len 40)
20:12:09.326191 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 3007633:3009047(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 30897, len 1454)
20:12:09.329870 xxx.xxx.xx.xx.1074 > ftp.jpix.ad.jp.62760: . [tcp sum ok] ack 2994907 win 16968 (DF) [tos 0x8]  (ttl 62, id 13619, len 40)
20:12:09.421057 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: P 3009047:3010461(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 31070, len 1454)
20:12:09.424801 xxx.xxx.xx.xx.1074 > ftp.jpix.ad.jp.62760: . [tcp sum ok] ack 2994907 win 16968 (DF) [tos 0x8]  (ttl 62, id 13621, len 40)
20:12:10.204537 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 2994907:2996321(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 32192, len 1454)
20:12:12.195411 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 2994907:2996321(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 35233, len 1454)
20:12:16.198074 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 2994907:2996321(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 40970, len 1454)
20:12:24.199525 ftp.jpix.ad.jp.62760 > xxx.xxx.xx.xx.1074: . 2994907:2996321(1414) ack 1 win 16968 (DF) [tos 0x8]  (ttl 52, id 52009, len 1454)



> 
> MSS $B$K(B TCP $B%*%W%7%g%s%X%C%@$ND9$5$r4^$a$k$+4^$a$J$$$+$N2r<a$,(B
> FreeBSD $B$H$I$3$+$N(B OS $B$H$G0[$J$k$3$H$,860x$G$9!#(B
> ($B$3$N7o$K$D$$$F$O(B *BSD $B$N<BAu$O(B RFC $B$K=>$C$F$$$J$$$h$&$K8+$($k(B)
> 
> # send-pr $B$7$F(B mssfixup $B$N?M$,$9$00z$-<h$C$?$N$G2?$i$+$N%"%/%7%g%s$,(B
> # $B=P$k$+$H4|BT$7$?$s$@$1$I2;:;BA$J$$$G$9$M!#(B


/usr/src/usr.sbin/ppp/tcpmss.c$B$N(BMAXMSS$B$NJQ99$b;n$7$F$_$^$9!#(B

#$B$I$A$i$+$H$$$&$H!"%/%i%$%"%s%HB&$N(Btpc$B$N?6$kIq$$$N$h$&$J!&!&!&$I$&$7$F(Back$B$rJV$5$J$$!)(B

> 
> # $B$=$l$O$=$&$H(B DF $B$D$$$F$k$N$r(B fragment $B2=$7$A$c%@%a$J$N$G$O(B > FreeBSD
> 
> 


-- 
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$B3t<02q<R%"%k%F%C%/%9(B
$B6b5WJ]!!M&(B            kanakubo@pop13.odn.ne.jp
$BK\<R(B                  0428-24-5666
$B?7=I;vL3=j(B            03-3357-0890
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