Date: Mon, 20 Sep 1999 00:37:17 +0000 From: Brian Tan <brian@sys.com.sg> To: freebsd-ipfw@FreeBSD.ORG Cc: Barry Irwin <bvi@rucus.ru.ac.za> Subject: Re: what is 'ICMP:3.13' ? Message-ID: <37E581BD.6529BEF1@sys.com.sg> References: <3.0.32.19990915164626.02309970@mail.ok-connect.com> <19990916152801.7FE51153FA@hub.freebsd.org> <19990919221211.Q5613@rucus.ru.ac.za>
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Hi All, Besides the ICMP:x:x messages, does anyone know what "Deny P:9" mean, as in ipfw: 10900 Deny P:9 XXX.XXX.XXX.XXX 255.255.255.255 in via rl0 Thanks Brian Barry Irwin wrote: > > On Thu 1999-09-16 (19:30), AAKopeyko@rio.ru wrote: > > Hi All! > > > > Yesterday I add new rule > > > > ipfw add 802 allow log icmp from any to XXX.XXX.XXX.XXX > > > > and now have a lot of > > > > > ipfw: 802 Accept ICMP:3.13 XXX.XXX.XXX.XXX yyy.yyy.yyy.yyy in via tun0 > > > > in log. > > > > Can anybody explain what 'ICMP type 3 code 13' message is? rfc 792, 950 never > > talk about it. > > >From TCP/IP Illustrated volume I ( Stevens) > > ICMP Type 3 code 13: > communication administritavely prohibited by filter > (Error stat) > > In other words somwhere your traffic is being blocked by a server/router > which is being kind enough to tell you that this has been blocked by an > adminitritive rule, rather than the service being unavalible etc. > > Barry > -- > -------------------------------------------------------------------------- > Barry Irwin IRC: balin@zanet (#linux) > bvi@moria.org http://rucus.ru.ac.za/~bvi > Whois BI414 - PMPN8EZ - http://moria.org > -------------------------------------------------------------------------- > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-ipfw" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-ipfw" in the body of the message
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