Date: Sat, 10 Aug 2002 12:24:55 +0200 From: Ruben de Groot <fbsd-q@bzerk.org> To: Nathan Kinkade <nkinkade@dsl-only.net> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: kill active tcp connection w/no controlling process? Message-ID: <20020810102455.GA77683@ei.bzerk.org> In-Reply-To: <20020809170018.2546181c.nkinkade@dsl-only.net> References: <20020809170018.2546181c.nkinkade@dsl-only.net>
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On Fri, Aug 09, 2002 at 05:00:18PM -0700, Nathan Kinkade typed: > A few minutes ago I noticed the activity lights on my switch were > blinking like mad. I knew that there was nothing I was doing that > should cause the network activity, so I checked my processes to see if > someone had connected to my httpd/ftpd and was downloading something. > Nothing there. So I ran a `netstat -f inet` and saw that there was a > TCP connection to cookies.cmpnet.com in the FIN_WAIT_1 state. I > launched a program from ports called "trafshow" and saw that my machine > was actively transfering data with cookies.cmpnet.com, so I checked > netstat again, but still only one connection to cookies.cmpnet.com in > the FIN_WAIT_1 state. This network activity went on for about 5 minutes > on my DSL connection - many megabytes must have been transfered. I've > since found that it appears to be something related to Opera, but even > killing Opera didn't kill the rogue TCP connection. This brings me to > my question: is there any way, through a shell, to kill a socket that > apparently has no proccess associated with it?...It seems that this > scenario should never happen? I can reproduce this problem simply by > reloading the questionable page in Opera. Any ideas, thoughts? By the > way I'm running 4.6 Stable cvsuped and built about a week ago -also, > Opera for Linux v6.01. Use sockstat(1) to see what process is connected. Kill that process. > > Thanks, > Nathan > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-questions" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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