From owner-freebsd-bugs@FreeBSD.ORG Tue Jan 1 11:40:02 2008 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id C611916A421 for ; Tue, 1 Jan 2008 11:40:02 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id A6F8D13C469 for ; Tue, 1 Jan 2008 11:40:02 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.14.2/8.14.2) with ESMTP id m01Be2Tg023012 for ; Tue, 1 Jan 2008 11:40:02 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.2/8.14.1/Submit) id m01Be2HK023011; Tue, 1 Jan 2008 11:40:02 GMT (envelope-from gnats) Resent-Date: Tue, 1 Jan 2008 11:40:02 GMT Resent-Message-Id: <200801011140.m01Be2HK023011@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, saria Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 5069B16A420 for ; Tue, 1 Jan 2008 11:35:15 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (www.freebsd.org [IPv6:2001:4f8:fff6::21]) by mx1.freebsd.org (Postfix) with ESMTP id 28DC713C457 for ; Tue, 1 Jan 2008 11:35:15 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (localhost [127.0.0.1]) by www.freebsd.org (8.14.2/8.14.2) with ESMTP id m01BYQWD029576 for ; Tue, 1 Jan 2008 11:34:26 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.14.2/8.14.1/Submit) id m01BYQit029575; Tue, 1 Jan 2008 11:34:26 GMT (envelope-from nobody) Message-Id: <200801011134.m01BYQit029575@www.freebsd.org> Date: Tue, 1 Jan 2008 11:34:26 GMT From: saria To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Cc: Subject: misc/119226: how to analyze or tracking attack on my server to get the source IP. X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 01 Jan 2008 11:40:02 -0000 >Number: 119226 >Category: misc >Synopsis: how to analyze or tracking attack on my server to get the source IP. >Confidential: no >Severity: critical >Priority: high >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: change-request >Submitter-Id: current-users >Arrival-Date: Tue Jan 01 11:40:02 UTC 2008 >Closed-Date: >Last-Modified: >Originator: saria >Release: 6.2 >Organization: Gov >Environment: >Description: our server is slow in response and the CPU utilization is high...we do not know is an attack or flooded network. can U help me with the ways or techniques that will help me to: 1- Identify it is it an attack or normal traffic. 2- track it or trace it to get the source IP if it is an attack. My regards. >How-To-Repeat: >Fix: >Release-Note: >Audit-Trail: >Unformatted: