From owner-freebsd-questions Mon Oct 29 10:41:29 2001 Delivered-To: freebsd-questions@freebsd.org Received: from isds.duke.edu (davinci.isds.duke.edu [152.3.22.1]) by hub.freebsd.org (Postfix) with ESMTP id B6FEC37B403 for ; Mon, 29 Oct 2001 10:41:22 -0800 (PST) Received: from there (floyd.isds.duke.edu [152.3.22.120]) by isds.duke.edu (8.11.3/8.11.3) with SMTP id f9TIfKl08510 for ; Mon, 29 Oct 2001 13:41:22 -0500 (EST) Message-Id: <200110291841.f9TIfKl08510@isds.duke.edu> Content-Type: text/plain; charset="iso-8859-1" From: "Eric S. Van Gyzen" Organization: Duke University, ISDS To: freebsd-questions@freebsd.org Subject: Apache Listening on UDP Ports Date: Mon, 29 Oct 2001 13:42:01 -0500 X-Mailer: KMail [version 1.3] MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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 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. Thanks in advance. Please CC replies to me; I am not subscribed to freebsd-questions. -Eric USER COMMAND PID FD PROTO LOCAL ADDRESS FOREIGN ADDRESS apache httpd 71024 5 udp4 *:835 *:* apache httpd 71024 18 tcp4 *:80 *:* apache httpd 71023 5 udp4 *:836 *:* apache httpd 71023 18 tcp4 *:80 *:* apache httpd 71022 5 udp4 *:837 *:* apache httpd 71022 18 tcp4 *:80 *:* apache httpd 70808 5 udp4 *:714 *:* apache httpd 70808 18 tcp4 *:80 *:* apache httpd 70807 5 udp4 *:716 *:* apache httpd 70807 18 tcp4 *:80 *:* apache httpd 70806 5 udp4 *:715 *:* apache httpd 70806 18 tcp4 *:80 *:* apache httpd 70805 5 udp4 *:717 *:* apache httpd 70805 18 tcp4 *:80 *:* apache httpd 70804 5 udp4 *:718 *:* apache httpd 70804 18 tcp4 *:80 *:* apache httpd 70803 5 udp4 *:719 *:* apache httpd 70803 18 tcp4 *:80 *:* apache httpd 70802 5 udp4 *:720 *:* apache httpd 70802 18 tcp4 *:80 *:* apache httpd 70801 5 udp4 *:721 *:* apache httpd 70801 18 tcp4 *:80 *:* apache httpd 70770 5 udp4 *:754 *:* apache httpd 70770 18 tcp4 *:80 *:* apache httpd 70769 5 udp4 *:755 *:* apache httpd 70769 18 tcp4 *:80 *:* apache httpd 70768 5 udp4 *:756 *:* apache httpd 70768 18 tcp4 *:80 *:* apache httpd 70767 5 udp4 *:757 *:* apache httpd 70767 18 tcp4 *:80 *:* apache httpd 70766 5 udp4 *:758 *:* apache httpd 70766 18 tcp4 *:80 *:* apache httpd 70765 5 udp4 *:759 *:* apache httpd 70765 18 tcp4 *:80 *:* apache httpd 70764 5 udp4 *:760 *:* apache httpd 70764 18 tcp4 *:80 *:* apache httpd 70763 5 udp4 *:761 *:* apache httpd 70763 18 tcp4 *:80 *:* mysql mysqld 13995 5 tcp4 *:3306 *:* mysql mysqld 13995 7 udp4 *:993 *:* root httpd 11251 18 tcp4 *:80 *:* root cron 195 6 udp4 *:930 *:* To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message