From owner-FreeBSD-net-jp@jp.freebsd.org  Tue Nov 23 14:02:30 1999
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Date: Tue, 23 Nov 1999 14:02:28 +0900
From: Katsuyuki Maeda <kei@nanet.co.jp>
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References: <382B799D.ED07DEBF@nanet.co.jp>
		<19991112211739D.ryuichi@falcon.cs.ritsumei.ac.jp>
		<19991123063711B.ryuichi@falcon.cs.ritsumei.ac.jp> <19991123071815R.nabe@mail.mobile.icc.titech.ac.jp>
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Subject: [FreeBSD-net-jp 2110] Re: traceroute over IPFW
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$B!!(Bkei@nanet$B$G$9!#(B

> kei>   allow udp from my-address 32768-65535 to any 33434-33463
>
> $B$3$N%k!<%k$G!$$7$P$i$/1?MQ$7$F$$$?$s$G$9$,!$L/$J$3$H$K5$$E$-$^$7$?!%(B
> Destination Port $B$N>e8B$,(B 33463 $B$G$OB-$j$J$$$s$G$9!%(B
> man traceroute(8) $B$K$O!$$?$7$+$K(B $B%[%C%W?t$N>e8B$,%G%U%)%k%H$N(B30$B$N>l9g!$(B
> $B;HMQ$9$k%]!<%H$O!$(B33434 $B$+$i(B 33463 $B$N$O$:$J$s$G$9$,!$(B
> ($BCfN,(B)
> $B$H$$$&$3$H$O!$%]!<%H$O!$(B33434 $B$+$i(B 33523 $B$^$G;H$&$3$H$K$J$j$^$9!%(B

$B!!%=!<%9$rFI$s$G$_$^$7$?!#(B(/usr/src/contrib/traceroute/traceroute.c)
$B!!%Q%1%C%H$rAw$kKh$K!"%=!<%9%]!<%H$r%$%s%/%j%a%s%H$9$kMM$G$9!#(B
$B!!=>$C$F!"(Bnprobes($B%G%U%)%k%H$O(B3)$B$G!"(Bttl$B$,(B10$B$@$H!"(B30$B%]!<%H$,I,MW$K$J$k(B
$BMM$G$9!#(B

> traceroute $B$@$1DL$7$?$$$C$F$N$OJ,$+$k$s$G$9$,!"(Bdestination port $B$r@)8B$9(B
> $B$kI,MW$"$j$^$9$+!)(B

$B!!$3$A$i$O!"%P%i%s%9LdBj$@$H;W$$$^$9!#(B
$B!!3+$1$k%]!<%H$r87$7$/@)8B$7$?$$MM$J>u67$@$C$?$i!"$=$b$=$b(Btraceroute$B$rDL$9(B
$BI,MW$,$"$k$+$I$&$+$r9M$($J$$$H$$$1$^$;$s!#(B

$B!!$?$@!"!V(Btraceroute$B$ODL$9!W$H7h$a$?>l9g$K!"!V$3$l$,(Btraceroute$B$rDL$9%k!<%k!W(B
$B$H$$$&$N$,L@3N$K$J$C$F$$$l$P!"4F;k$9$k>e$G$OM-Mx$G$9!#(B

$B!!4IM}<T$,%m%04F;k$K;H$($k;~4V$,7h$^$C$F$$$k$H$9$k$H!"DL>o$OL5;k$7$FNI$$(B
$B$H7h$a$?$b$N$r<+F0E*$K=|30$G$-$k$H4r$7$+$C$?$j$7$^$9$h$M!#(B

$B!!Nc$($P!"FbB&$+$i30B&$KBP$9$k(Btraceroute($B$H;W$o$l$k(B)$B%Q%1%C%H$O4F;kBP>](B
$B$+$i30$9$H$$$C$?@_Dj$r$9$k$?$a$K$O!"$3$3$G5DO@$7$?$h$&$J>pJs$,I,MW$K(B
$B$J$k$H;W$$$^$9!#(B

--
Nagasaki Network Service (http://www.nanet.co.jp/)
 kei@nanet.co.jp <Katsuyuki Maeda> (http://www.nanet.co.jp/~kei/)
