Date: Thu, 31 May 2001 23:04:44 +0200 From: "Liran Dahan" <lirandb@netvision.net.il> To: <freebsd-security@freebsd.org> Subject: Re: Limiting TCP RST Response Packets Message-ID: <009401c0ea15$518a3a00$b88f39d5@a>
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This is a multi-part message in MIME format. ------=_NextPart_000_0091_01C0EA26.14D16D20 Content-Type: text/plain; charset="windows-1255" Content-Transfer-Encoding: quoted-printable I saw blackhole(4) but i dont really understand it..?=20 is it useful? And if i use firewall and filter-prohib tcp packets, then = what? >blackhole makes more sense i think. see blackhole(4) > >rohrbach@WM:datasink[~]19% cat /etc/sysctl.conf=20 >net.inet.tcp.blackhole=3D2 >net.inet.udp.blackhole=3D1 > >/k > >Rob Simmons(rsimmons@wlcg.com)@2001.05.31 >14:46:09 +0000: ------=_NextPart_000_0091_01C0EA26.14D16D20 Content-Type: text/html; charset="windows-1255" Content-Transfer-Encoding: quoted-printable <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META content=3D"text/html; charset=3Dwindows-1255" = http-equiv=3DContent-Type> <META content=3D"MSHTML 5.00.2919.6307" name=3DGENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=3D#ffffff> <DIV><FONT face=3DArial size=3D2>I saw blackhole(4) but i dont really = understand=20 it..</FONT><FONT face=3DArial size=3D2>? </FONT></DIV> <DIV><FONT face=3DArial size=3D2> is it useful? And if i use = firewall and=20 filter-prohib tcp packets, then what?</FONT></DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV><FONT face=3DArial size=3D2>>blackhole makes more sense i think. = see=20 blackhole(4)</FONT></DIV> <DIV><FONT face=3DArial size=3D2>></FONT></DIV> <DIV><FONT face=3DArial size=3D2>>rohrbach@WM:datasink[~]19% cat = /etc/sysctl.conf=20 <BR>>net.inet.tcp.blackhole=3D2<BR>>net.inet.udp.blackhole=3D1</FON= T></DIV> <DIV><FONT face=3DArial size=3D2>></FONT></DIV> <DIV><FONT face=3DArial size=3D2>>/k</FONT></DIV> <DIV><FONT face=3DArial size=3D2>></FONT></DIV> <DIV><FONT face=3DArial size=3D2>>Rob Simmons(<A=20 href=3D"mailto:rsimmons@wlcg.com">rsimmons@wlcg.com</A>)@2001.05.31 = >14:46:09=20 +0000:<BR></FONT></DIV></BODY></HTML> ------=_NextPart_000_0091_01C0EA26.14D16D20-- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message
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