From owner-freebsd-questions Mon Oct 29 10:46:28 2001 Delivered-To: freebsd-questions@freebsd.org Received: from dan.emsphone.com (dan.emsphone.com [199.67.51.101]) by hub.freebsd.org (Postfix) with ESMTP id 1BCCB37B401 for ; Mon, 29 Oct 2001 10:46:26 -0800 (PST) Received: (from dan@localhost) by dan.emsphone.com (8.11.6/8.11.6) id f9TIkNA76483; Mon, 29 Oct 2001 12:46:23 -0600 (CST) (envelope-from dan) Date: Mon, 29 Oct 2001 12:46:22 -0600 From: Dan Nelson To: "Eric S. Van Gyzen" Cc: freebsd-questions@FreeBSD.ORG Subject: Re: Apache Listening on UDP Ports Message-ID: <20011029124622.A52730@dan.emsphone.com> References: <200110291841.f9TIfKl08510@isds.duke.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200110291841.f9TIfKl08510@isds.duke.edu> User-Agent: Mutt/1.3.23i X-OS: FreeBSD 5.0-CURRENT X-message-flag: Outlook Error Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG In the last episode (Oct 29), Eric S. Van Gyzen said: > One of my FreeBSD webservers is exhibiting strange behavior. Several > network daemons are listening on UDP ports, though they are TCP-only > services. Below is the relevant output from 'sockstat'. Note that > even 'cron' is listening on a UDP port. Can anyone explain this > behavior? Feel free to ask for more details. If you are an NIS client, anything that looks up a username will open a UDP socket, and I believe it keeps the socket open for the life of the process. -- Dan Nelson dnelson@allantgroup.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message