Fail2ban error

Discussion in 'Installation/Configuration' started by Captain, Dec 25, 2010.

  1. Captain

    Captain New Member

    Hello!

    In fail2ban log have this error:
    Code:
    2010-12-25 13:48:58,874 fail2ban.actions.action: ERROR  iptables -D INPUT -p tcp -m multiport --dports http,https -j fail2ban-apache
    iptables -F fail2ban-apache
    iptables -X fail2ban-apache returned 100
    
    2010-12-25 13:49:01,489 fail2ban.actions.action: ERROR  iptables -N fail2ban-ssh-ddos
    iptables -A fail2ban-ssh-ddos -j RETURN
    iptables -I INPUT -p tcp -m multiport --dports ssh -j fail2ban-ssh-ddos returned 200
    
    2010-12-25 13:49:01,521 fail2ban.actions.action: ERROR  iptables -N fail2ban-couriersmtp
    iptables -A fail2ban-couriersmtp -j RETURN
    iptables -I INPUT -p tcp -m multiport --dports smtp,ssmtp -j fail2ban-couriersmtp returned 200
    
    2010-12-25 13:49:01,546 fail2ban.actions.action: ERROR  iptables -N fail2ban-courierauth
    iptables -A fail2ban-courierauth -j RETURN
    iptables -I INPUT -p tcp -m multiport --dports smtp,ssmtp,imap2,imap3,imaps,pop3,pop3s -j fail2ban-courierauth returned 200
    
    
    jail.conf

    Code:
    # Fail2Ban configuration file.
    #
    # This file was composed for Debian systems from the original one
    #  provided now under /usr/share/doc/fail2ban/examples/jail.conf
    #  for additional examples.
    #
    # To avoid merges during upgrades DO NOT MODIFY THIS FILE
    # and rather provide your changes in /etc/fail2ban/jail.local
    #
    # Author: Yaroslav O. Halchenko <debian@onerussian.com>
    #
    # $Revision: 281 $
    #
    
    # The DEFAULT allows a global definition of the options. They can be override
    # in each jail afterwards.
    
    [DEFAULT]
    
    # "ignoreip" can be an IP address, a CIDR mask or a DNS host
    ignoreip = 127.0.0.1 24.24.24.24
    bantime  = 600
    maxretry = 3
    
    # "backend" specifies the backend used to get files modification. Available
    # options are "gamin", "polling" and "auto".
    # yoh: For some reason Debian shipped python-gamin didn't work as expected
    #      This issue left ToDo, so polling is default backend for now
    backend = polling
    
    #
    # Destination email address used solely for the interpolations in
    # jail.{conf,local} configuration files.
    destemail = root@localhost
    
    #
    # ACTIONS
    #
    
    # Default banning action (e.g. iptables, iptables-new,
    # iptables-multiport, shorewall, etc) It is used to define
    # section within jail.local file
    banaction = iptables-multiport
    
    # email action. Since 0.8.1 upstream fail2ban uses sendmail
    # MTA for the mailing. Change mta configuration parameter to mail
    # if you want to revert to conventional 'mail'.
    mta = postfix
    
    # Default protocol
    protocol = tcp
    
    #
    # Action shortcuts. To be used to define action parameter
    
    # The simplest action to take: ban only
    action_ = %(banaction)s[name=%(__name__)s, port="%(port)s", protocol="%(protocol)s]
    
    # ban & send an e-mail with whois report to the destemail.
    action_mw = %(banaction)s[name=%(__name__)s, port="%(port)s", protocol="%(protocol)s]
                  %(mta)s-whois[name=%(__name__)s, dest="%(destemail)s", protocol="%(protocol)s]
    
    # ban & send an e-mail with whois report and relevant log lines
    # to the destemail.
    action_mwl = %(banaction)s[name=%(__name__)s, port="%(port)s", protocol="%(protocol)s]
                   %(mta)s-whois-lines[name=%(__name__)s, dest="%(destemail)s", logpath=%(logpath)s]
    
    # Choose default action.  To change, just override value of 'action' with the
    # interpolation to the chosen action shortcut (e.g.  action_mw, action_mwl, etc) in jail.local
    # globally (section [DEFAULT]) or per specific section
    action = %(action_)s
    
    #
    # JAILS
    #
    
    # Next jails corresponds to the standard configuration in Fail2ban 0.6 which
    # was shipped in Debian. Enable any defined here jail by including
    #
    # [SECTION_NAME]
    #enabled = true
    [ssh]
    
    enabled = true
    port    = ssh
    filter  = sshd
    logpath  = /var/log/auth.log
    maxretry = 5
    
    [ssh-ddos]
    
    enabled = true
    port    = ssh
    filter  = sshd-ddos
    logpath  = /var/log/auth.log
    maxretry = 6
    
    #
    # HTTP servers
    #
    
    [apache]
    
    enabled = true
    port    = http,https
    filter  = apache-auth
    logpath = /var/log/apache*/*error.log
    maxretry = 6
    
    # default action is now multiport, so apache-multiport jail was left
    # for compatibility with previous (<0.7.6-2) releases
    [apache-multiport]
    
    enabled   = true
    port      = http,https
    filter    = apache-auth
    logpath   = /var/log/apache*/*error.log
    maxretry  = 6
    
    [apache-noscript]
    
    enabled = true
    port    = http,https
    filter  = apache-noscript
    logpath = /var/log/apache*/*error.log
    maxretry = 6
    
    [apache-overflows]
    
    enabled = true
    port    = http,https
    filter  = apache-overflows
    logpath = /var/log/apache*/*error.log
    maxretry = 2
    
    [proftpd]
    
    enabled  = true
    port     = ftp,ftp-data,ftps,ftps-data
    filter   = proftpd
    logpath  = /var/log/proftpd/proftpd.log
    maxretry = 6
    
    #
    # Mail servers
    #
    
    [postfix]
    
    enabled  = true
    port     = smtp,ssmtp
    filter   = postfix
    logpath  = /var/log/mail.log
    
    
    [couriersmtp]
    
    enabled  = true
    port     = smtp,ssmtp
    filter   = couriersmtp
    logpath  = /var/log/mail.log
    
    #
    # Mail servers authenticators: might be used for smtp,ftp,imap servers, so
    # all relevant ports get banned
    #
    
    [courierauth]
    
    enabled  = true
    port     = smtp,ssmtp,imap2,imap3,imaps,pop3,pop3s
    filter   = courierlogin
    logpath  = /var/log/mail.log
    
    
    I have Ubuntu 10.04.1 and ISPConfig2 final.

    What this errors does mean and how to solve this problem?

    Big thnks.
     

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