Date: Tue, 15 Sep 2015 09:48:24 +0200 From: "O. Hartmann" <ohartman@zedat.fu-berlin.de> To: Xin Li <delphij@delphij.net> Cc: freebsd-net@freebsd.org Subject: Re: HELP! Mysterious socket 843/tcp listening on CURRENT system Message-ID: <20150915094824.7021f0b2@freyja.zeit4.iv.bundesimmobilien.de> In-Reply-To: <55F7C51D.4030704@delphij.net> References: <20150915090658.1e0b9074@freyja.zeit4.iv.bundesimmobilien.de> <55F7C51D.4030704@delphij.net>
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On Tue, 15 Sep 2015 00:13:33 -0700 Xin Li <delphij@delphij.net> wrote: > > > On 9/15/15 00:06, O. Hartmann wrote: > > Hopefully, I'm right on this list. if not, please forward. > > > > Running CURRENT as of FreeBSD 11.0-CURRENT #3 r287780: Mon Sep 14 13:34:16 > > CEST 2015 amd64, I check via nmap for open sockets since I had trouble > > protecting a server with IPFW and NAT. > > > > I see a service (nmap) > > > > Host is up (0.041s latency). > > Not shown: 998 filtered ports > > PORT STATE SERVICE > > 843/tcp open unknown > > > > and via sockstat -l -p 843, I get this: > > ? ? ? ? tcp4 *:843 *:* > > Sounds like there is a kernel listener, wild guess -- what does rpcinfo > -p say? > > Cheers, > ... lost contact to system, will reply as soon as I gain access ...
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