Re: [Q] icmpは何を許可すればいい？

Article View: fj.net.ip

Article #2

From: Yasushi Shinjo
Date: Mon, 12 Aug 2002 12:32

29 lines
2602 bytes

$B?7>k!wC^GHBg3X>pJs$G$9!#$3$s$K$A$O!#(B

In article <m365ynjm5d.fsf@nightmare.hm.taito.co.jp>
	Takahide Nojima <nojima@taito.co.jp> writes:
>  $B$=$&$+$H;W$&$H!"<B>p$+$i$3$l$H$3$l$r5v2D$7$J$$$H<B$O7PO)>e$NLdBj$+$i!"(B
> $BDL?.$,$&$^$/$$$+$J$$>l9g$,$"$k$H$+$b=P$FMh$k$N$G(B...

PPPoE $B$r;H$C$?;~$K!"(BPMTU (Path Maximum Transmission Unit)$B$N(B
$B%M%4%7%(!<%7%g%s$,$G$-$J$$$H!"DL?.$G$-$J$$$3$H$,$"$k$H$$$&OC(B
$B$r!"5nG/$N>pJs=hM}3X2q$N3X2q;o!V>pJs=hM}!W$N#47n9f!"(Bp.387 $B%3(B
$B%i%`!'%U%!%$%"%&%)!<%k$H7PO)#M#T#UC5:w$G8+$?$3$H$,$"$j$^$9!#(B
$B!J:#!"<j85$K855-;v$,$J$/$F!"%a%b$@$1$+$i$*$3$7$F$$$^$9!#!K(B

$B%M%4%7%(!<%7%g%s$NOC$O!"(BRFC1191 $B$K$"$j$^$9!#(B

$B@N$O!"(BFDDI $B$N$h$&$K!"Bg$-$J%Q%1%C%H$,DL$k=j$N4V$G$NDL?.$G!"(B
$B$3$l$,I=LL2=$7$?$_$?$$$G$9!#:G6a$@$H!"(BADSL $B$G(B PPPoE $B$r;H$C$F(B
$B$$$?;~$K!"(BMPTU $B$r>.$5$/$7$J$$$H$$$1$J$$$N$@$1$I!"$=$l$K<:GT(B
$B$7$FDL?.$G$-$J$$$H$$$&$3$H$,$"$k$h$&$G$9!#(B

$B$3$l$K4X78$7$F$$$k(B ICMP $B$O!"(B

ICMP Destination Unreachable/ Fragmentation needed and DF
bit set

$B$G$9!#(B

$B!@!@!!?7>k!!Lw!!!J$7$s$8$g$&!!$d$9$7!K!!!@!@(B
$B!@!@!!C^GHBg3X!!EE;R!&>pJs!!!!!!!!!!!!!!!@!@(B

Technical Details

Message-ID: <YAS.02Aug12213223@kirk.is.tsukuba.ac.jp>

Path:

arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!newsfeed.stanford.edu!cyclone.bc.net!newsfeed.media.kyoto-u.ac.jp!aist-nara!okufs!odins-relay.odins.osaka-u.ac.jp!news.cs.ritsumei.ac.jp!igakukei!nadesico.cc.tsukuba.ac.jp!gama.is.tsukuba.ac.jp!yas

References:

<m3d6swxtuv.fsf@nightmare.hm.taito.co.jp> <sa665yo9u11.wl@m64242d.murata.co.jp> <m365ynjm5d.fsf@nightmare.hm.taito.co.jp>

Show Full Headers

Complete Article Headers

X-Google-Language: Japanese,JIS
X-Google-Thread: f5529,25b7feb8bb969d7f,start
X-Google-Attributes: gidf5529,public
X-Google-Thread: 10636f,25b7feb8bb969d7f,start
X-Google-Attributes: gid10636f,public
X-Google-Thread: fa805,25b7feb8bb969d7f,start
X-Google-Attributes: gidfa805,public
X-Google-ArrivalTime: 2002-08-12 05:39:46 PST
Path: arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!newsfeed.stanford.edu!cyclone.bc.net!newsfeed.media.kyoto-u.ac.jp!aist-nara!okufs!odins-relay.odins.osaka-u.ac.jp!news.cs.ritsumei.ac.jp!igakukei!nadesico.cc.tsukuba.ac.jp!gama.is.tsukuba.ac.jp!yas
From: yas@is.tsukuba.ac.jp (Yasushi Shinjo)
Newsgroups: fj.net.ip,fj.net.lan,fj.comp.security
Subject: Re: [Q]
  icmpは何を許可すればいい？
Date: 12 Aug 2002 12:32:23 GMT
Organization: Institute of Information Sciences and Electronics, University of
 Tsukuba
Lines: 29
Message-ID: <YAS.02Aug12213223@kirk.is.tsukuba.ac.jp>
References: <m3d6swxtuv.fsf@nightmare.hm.taito.co.jp>
 <sa665yo9u11.wl@m64242d.murata.co.jp>
 <m365ynjm5d.fsf@nightmare.hm.taito.co.jp>
NNTP-Posting-Host: kirk.hlla.is.tsukuba.ac.jp
X-Trace: gama.is.tsukuba.ac.jp 1029155328 6862 130.158.85.129 (12 Aug 2002 12:28:48 GMT)
X-Complaints-To: usenet@gama.is.tsukuba.ac.jp
NNTP-Posting-Date: 12 Aug 2002 12:28:48 GMT
In-reply-to: Takahide Nojima's message of 07 Aug 2002 14:03:26 +0900

Reply to Parent Message