Snort mailing list archives
Re: Configure snort to use eth1
From: "Jim B" <elemint () gmail com>
Date: Tue, 28 Feb 2006 11:20:45 -0700
To make it reflect snort -i eth1, I would just enter that somewhere in /etc/init.d/snortd? When I did that I got the following message after trying to restart snort with /etc/init.d/snort restart ,,_ -*> Snort! <*- o" )~ Version 2.3.3 (Build 14) '''' By Martin Roesch & The Snort Team: http://www.snort.org/team.html (C) Copyright 1998-2004 Sourcefire Inc., et al. USAGE: snort [-options] <filter options> Options: -A Set alert mode: fast, full, console, or none (alert file alerts only) "unsock" enables UNIX socket logging (experimental). -b Log packets in tcpdump format (much faster!) -c <rules> Use Rules File <rules> -C Print out payloads with character data only (no hex) -d Dump the Application Layer -D Run Snort in background (daemon) mode -e Display the second layer header info -f Turn off fflush() calls after binary log writes -F <bpf> Read BPF filters from file <bpf> -g <gname> Run snort gid as <gname> group (or gid) after initialization -h <hn> Home network = <hn> -i <if> Listen on interface <if> -I Add Interface name to alert output -k <mode> Checksum mode (all,noip,notcp,noudp,noicmp,none) -l <ld> Log to directory <ld> -L <file> Log to this tcpdump file -m <umask> Set umask = <umask> -n <cnt> Exit after receiving <cnt> packets -N Turn off logging (alerts still work) -o Change the rule testing order to Pass|Alert|Log -O Obfuscate the logged IP addresses -p Disable promiscuous mode sniffing -P <snap> Set explicit snaplen of packet (default: 1514) -q Quiet. Don't show banner and status report -r <tf> Read and process tcpdump file <tf> -R <id> Include 'id' in snort_intf<id>.pid file name -s Log alert messages to syslog -S <n=v> Set rules file variable n equal to value v -t <dir> Chroots process to <dir> after initialization -T Test and report on the current Snort configuration -u <uname> Run snort uid as <uname> user (or uid) after initialization -U Use UTC for timestamps -v Be verbose -V Show version number -w Dump 802.11 management and control frames -X Dump the raw packet data starting at the link layer -y Include year in timestamp in the alert and log files -z Set assurance mode, match on established sesions (for TCP) -? Show this information <Filter Options> are standard BPF options, as seen in TCPDump Uh, you need to tell me to do something... : No such file or directory Jim On 2/28/06, James Lay <jlay () slave-tothe-box net> wrote:
Modify your /etc/init.d/snortd to reflect: snort –i eth1 …… James ------------------------------ *From:* snort-users-admin () lists sourceforge net [mailto: snort-users-admin () lists sourceforge net] *On Behalf Of *Jim B *Sent:* Tuesday, February 28, 2006 11:08 AM *To:* snort-users () lists sourceforge net *Subject:* Re: [Snort-users] Configure snort to use eth1 I believe the scipt being used is /etc/init.d/snortd, I did restart the service with /etc/init.d/snortd restart. I am running Red Hat Enterprise 4, I got the rpm from rpmfind.net, the rpm is named snort-2.3.3-1.2.el4.rf.i386.rpm I installed the rpm with rpm -i snort-2.3.3-1.2.el4.rf.i386.rpm Jim On 2/28/06, *Patrick S. Harper* <patrick () internetsecurityguru com> wrote: Are you sure that is the script used to launch snort? Also, did you bounce the service after you made the change? A little more info like distro and install method would help too. -----Original Message----- From: snort-users-admin () lists sourceforge net [mailto: snort-users-admin () lists sourceforge net] On Behalf Of Jim B Sent: Tuesday, February 28, 2006 10:17 AM To: snort-users () lists sourceforge net Subject: [Snort-users] Configure snort to use eth1 I have changed the config in /etc/init.d/snortd to eth1 but when I run a "ps aux grep snort" I still that eth0 is being used and if I grep eth in /etc/snort/snort.conf there is no reference to use eth0 I want to configure snort to pull traffic from both eth0 and eth1 but mostly eth1. Jim
Current thread:
- Configure snort to use eth1 Jim B (Feb 28)
- RE: Configure snort to use eth1 Patrick S. Harper (Feb 28)
- Re: Configure snort to use eth1 Jim B (Feb 28)
- RE: Configure snort to use eth1 James Lay (Feb 28)
- Re: Configure snort to use eth1 Jim B (Feb 28)
- Message not available
- Message not available
- Re: Configure snort to use eth1 Jim B (Feb 28)
- Re: Configure snort to use eth1 James Lay (Feb 28)
- Re: Configure snort to use eth1 Jim B (Feb 28)
- RE: Configure snort to use eth1 Patrick S. Harper (Feb 28)