Wetu/Log: Unterschied zwischen den Versionen

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Zeile 1: Zeile 1:
== Wo hängts? ==
== Wo hängts? ==
* einmal ueber die cfgs schauen
* einmal ueber die cfgs schauen
* neue Container
** jabber
** dn42
* Motivation der Admins
* Motivation der Admins


== Was noch gemacht werden soll? ==
== Was noch gemacht werden soll? ==
* neue Container
** jabber
** dn42
* cloudybay
** LX Container von [[Klaud|klaud]] nach [[Wetu|wetu]] portieren
* smokeping
* smokeping
** einrichten
** einrichten
** testen
** testen
* mta
** exim durch nullmailer ersetzten ??
** ggf. eximm config anpassen
** Problem:
*** exim verschickt keine nachrichten, zumindest nicht wie gewollt


== Was gemacht wurde? ==
== Was gemacht wurde? ==
Zeile 41: Zeile 38:
* ccze
* ccze
* munin-node
* munin-node
=== lxc upgrade auf 0.9.0 aus jessie ===
lxc-debconf hatte einen Bug in Zeile 381
:-- [[Benutzer:Astro|Astro]] ([[Benutzer Diskussion:Astro|Diskussion]]) 03:10, 24. Jul 2013 (CEST)


=== update ===
=== update ===
Zeile 48: Zeile 50:
=== apticron ===
=== apticron ===
* apticron installiert: The following NEW packages will be installed: apt-listchanges apticron exim4 exim4-base exim4-config exim4-daemon-light iso-codes lsb-release python-apt python-apt-common ucf
* apticron installiert: The following NEW packages will be installed: apt-listchanges apticron exim4 exim4-base exim4-config exim4-daemon-light iso-codes lsb-release python-apt python-apt-common ucf
* erstmal morphium & blotter eingetragen fuer updates - wer noch will: /etc/apticron/apticron.conf
* erstmal [[user:morphium|morphium]] & [[user:blotter|blotter]] eingetragen fuer updates - wer noch will: /etc/apticron/apticron.conf


=== sudo ===
=== sudo ===
* rechte für blottre, john, astro, morphium
* rechte für [[user:blotter|blotter]], [[user:john|john]], [[user:astro|astro]], [[user:morphium|morphium]]
** adduser blotter sudo
*: <code>adduser ''blotter'' sudo</code>
* ohne passwort
* ohne passwort
** visudo NOPASSWD entry
** visudo NOPASSWD entry
Zeile 58: Zeile 60:
=== ssh ===
=== ssh ===
* key based login über ssh
* key based login über ssh
<code>
<pre>
PasswordAuthentication no
PasswordAuthentication no
UsePAM no
UsePAM no
</code>
</pre>
* prompt für root geändert (root=rot fällt auf!!)
* prompt für root geändert (root=rot fällt auf!!)
<code>
*: <code>export PS1='\n \[\e[1;37m\]\! ${debian_chroot:+($debian_chroot)}\[\033[01;31m\]\u\[\033[01;34m\]@\[\033[01;32m\]\h:\[\033[00m\]\w\$ '</code>
export PS1='\n \[\e[1;37m\]\! ${debian_chroot:+($debian_chroot)}\[\033[01;31m\]\u\[\033[01;34m\]@\[\033[01;32m\]\h:\[\033[00m\]\w\$ '
*: <code>PROMPT_COMMAND='history -a'</code>
PROMPT_COMMAND='history -a'
</code>
* aliase für root in ~root/.bashrc gesetzt
* aliase für root in ~root/.bashrc gesetzt
<code>
<pre>
#===============================================================
#===============================================================
#
#
# ALIASES AND FUNCTIONS
# ALIASES AND FUNCTIONS
#
#
#===============================================================
#===============================================================
 
  #-------------------
  #-------------------
# Personnal Aliases
# Personnal Aliases
#-------------------
#-------------------
alias grep='grep --colour=auto'
alias grep='grep --colour=auto'
#alias ff='grep -irl'
#alias ff='grep -irl'
alias rm='rm -i'
alias rm='rm -i'
alias mv='mv -i'
alias mv='mv -i'
alias cp='cp -i'
alias cp='cp -i'
alias ..='cd ..'
alias ..='cd ..'
alias mkdir='mkdir -p'
alias mkdir='mkdir -p'
alias du='du -kh'      # Makes a more readable output.
alias du='du -kh'      # Makes a more readable output.
alias df='df -kTh'
alias df='df -kTh'
alias ping='ping -c 10'
alias ping='ping -c 10'
alias da='date "+%A - %m. %B %Y - %T %Z"'
alias da='date "+%A - %d. %B %Y - %T %Z"'
alias mx='chmod a+x'
alias mx='chmod a+x'
alias 000='chmod 000'
alias 000='chmod 000'
alias 644='chmod 644'
alias 644='chmod 644'
alias 755='chmod 755'
alias 755='chmod 755'
 
  #-------------------------------------------------------------
  #-------------------------------------------------------------
# The 'ls' family (this assumes you use a recent GNU ls)
# The 'ls' family (this assumes you use a recent GNU ls)
#-------------------------------------------------------------
alias ls='ls -hF --color'  # add colors for filetype recognition
alias ll="ls -l --group-directories-first"
alias la='ls -Al'          # show hidden files
alias lx='ls -lXB'        # sort by extension
alias lk='ls -lSr'        # sort by size, biggest last
alias lc='ls -ltcr'        # sort by and show change time, most recent last
alias lu='ls -ltur'        # sort by and show access time, most recent last
alias lt='ls -ltr'        # sort by date, most recent last
alias lm='ls -al |more'    # pipe through 'more'
alias lr='ls -lR'          # recursive ls
alias tree='tree -Csu'    # nice alternative to 'recursive ls'
# You may uncomment the following lines if you want `ls' to be colorized:
export LS_OPTIONS='--color=auto'
alias l='ls $LS_OPTIONS -la'
 
  #-------------------------------------------------------------
  #-------------------------------------------------------------
alias ls='ls -hF --color'  # add colors for filetype recognition
# spelling typos - highly personnal and keyboard-dependent :-)
alias ll="ls -l --group-directories-first"
#-------------------------------------------------------------
alias la='ls -Al'          # show hidden files
alias xs='cd'
alias lx='ls -lXB'        # sort by extension
alias vf='cd'
alias lk='ls -lSr'        # sort by size, biggest last
alias moer='more'   
alias lc='ls -ltcr'        # sort by and show change time, most recent last
alias moew='more'   
alias lu='ls -ltur'        # sort by and show access time, most recent last
alias kk='ll'
alias lt='ls -ltr'        # sort by date, most recent last
</pre>
alias lm='ls -al |more'    # pipe through 'more'
alias lr='ls -lR'          # recursive ls
alias tree='tree -Csu'    # nice alternative to 'recursive ls'
# You may uncomment the following lines if you want `ls' to be colorized:
export LS_OPTIONS='--color=auto'
alias l='ls $LS_OPTIONS -la'
#-------------------------------------------------------------
# spelling typos - highly personnal and keyboard-dependent :-)
#-------------------------------------------------------------
alias xs='cd'
alias vf='cd'
alias moer='more'   
alias moew='more'   
alias kk='ll'
</code>


=== fail2ban ===
=== fail2ban ===
* enable ssh
* enable ssh
** 4 treffer -> 10 min iptables drop
** 4 Treffer -> 10 min iptables drop


=== parted ===
=== parted ===
Zeile 144: Zeile 144:
=== raid ===
=== raid ===
* /dev/md2 -> /dev/sda5 /dev/sdb5
* /dev/md2 -> /dev/sda5 /dev/sdb5
<code>
*: <code>mdadm --create /dev/md2 --level=1 --raid-devices=2 /dev/sda5 /dev/sdb5</code>
mdadm --create /dev/md2 --level=1 --raid-devices=2 /dev/sda5 /dev/sdb5
</code>
* raid sync
* raid sync
<code>
*: <code>mdadm --readwrite /dev/md0</code>
mdadm --readwrite /dev/md0
*: <code>mdadm --readwrite /dev/md2</code>
mdadm --readwrite /dev/md2
</code>
* mdadm.conf
* mdadm.conf
<code>
*: <code>mdadm -Es o. mdadm --detail --scan >> /etc/mdadm/mdadm.conf</code>
mdadm -Es o. mdadm --detail --scan >> /etc/mdadm/mdadm.conf
</code>


=== lvm ===
=== lvm ===
* apt-get install lvm2
* <code>apt-get install lvm2</code>
* /dev/md2 -> vg
* /dev/md2 -> vg
<code>
*: <code>pvcreate /dev/md2</code>
pvcreate /dev/md2
*: <code>vgcreate vg /dev/md2</code>
vgcreate vg /dev/md2
</code>
* lv
* lv
<code>
*: <code>lvcreate -L6G -nmail vg</code>
lvcreate -L6G -nmail vg  
*: <code>lvcreate -L6G -njabber vg</code>
lvcreate -L6G -njabber vg  
*: <code>lvcreate -L10G -nwiki vg</code>
lvcreate -L10G -nwiki vg
*: <code>lvcreate -L2G -nweb vg</code>
lvcreate -L2G -nweb vg
*: <code>lvcreate -L4G -nwebbuild vg</code>
lvcreate -L4G -nwebbuild vg
*: <code>lvcreate -L4G -npentamedia vg</code>
lvcreate -L4G -npentamedia vg
*: <code>lvcreate -L11G -nbackup-cthulhu vg</code>
lvcreate -L11G -nbackup-cthulhu vg
*: <code>lvcreate -L4G -ndb vg</code>
lvcreate -L4G -ndb vg
*: <code>lvcreate -L3G -nbind vg</code>
lvcreate -L3G -nbind vg
*: <code>lvcreate -L5G -ncloudybay vg</code>
lvcreate -L5G -ncloudybay vg
</code>


=== lxc ===
=== lxc ===
Zeile 196: Zeile 186:
=== etckeeper ===
=== etckeeper ===
* ist ein git fuer /etc
* ist ein git fuer /etc
** pakete die mit apt installieren in /etc autocommiten ihre eintraege
** pakete die mit apt installieren in /etc autocommiten ihre eintragen
** handaenderungen bitte per hand adden und commiten
** handaenderungen bitte per hand adden und commiten
** zless  /usr/share/doc/etckeeper/README.gz
** zless  /usr/share/doc/etckeeper/README.gz


=== Netzwerk ===
=== Netzwerk ===
Zeile 223: Zeile 212:
=== sysctl ===
=== sysctl ===
* /etc/sysctl.d/local.conf
* /etc/sysctl.d/local.conf
** # Enables packet forwarding
<pre>
** net.ipv4.ip_forward = 1
# Enables packet forwarding
** # Enables source route verification
net.ipv4.ip_forward = 1
** net.ipv4.conf.default.rp_filter = 1
# Enables source route verification
** # Enables reverse path
net.ipv4.conf.default.rp_filter = 1
** net.ipv4.conf.all.rp_filter = 1
# Enables reverse path
** # Ignorieren von broadcast pings
net.ipv4.conf.all.rp_filter = 1
** net.ipv4.icmp_echo_ignore_broadcasts = 1
# Ignorieren von broadcast pings
** # Sperren von quellbasierendem Paket-Routing
net.ipv4.icmp_echo_ignore_broadcasts = 1
** net.ipv4.conf.all.accept_source_route = 0
# Sperren von quellbasierendem Paket-Routing
** # Annahme von Umleitungen verweigern
net.ipv4.conf.all.accept_source_route = 0
** net.ipv4.conf.all.accept_redirects = 0
# Annahme von Umleitungen verweigern
** # Schutz gegen falsche Fehlermeldungen
net.ipv4.conf.all.accept_redirects = 0
** net.ipv4.icmp_ignore_bogus_error_responses = 1
# Schutz gegen falsche Fehlermeldungen
** # Protokollieren aller Pakete die gespoofed sind, quellbasierendes Routing haben oder umleiten
net.ipv4.icmp_ignore_bogus_error_responses = 1
** net.ipv4.conf.all.log_martians = 1
# Protokollieren aller Pakete die gespoofed sind, quellbasierendes Routing haben oder umleiten
** # kernel:_Neighbour_table_overflow
net.ipv4.conf.all.log_martians = 1
** net.ipv6.neigh.default.gc_thresh1 = 512
# kernel:_Neighbour_table_overflow
** # 2 * gc_thresh1
net.ipv6.neigh.default.gc_thresh1 = 512
** net.ipv6.neigh.default.gc_thresh2 = 2048
# 2 * gc_thresh1
** # 2 * gc_thresh2
net.ipv6.neigh.default.gc_thresh2 = 2048
** net.ipv6.neigh.default.gc_thresh3 = 4096
# 2 * gc_thresh2
** # disable iptables traffic in the bridge
net.ipv6.neigh.default.gc_thresh3 = 4096
** net.bridge.bridge-nf-call-ip6tables = 0
# disable iptables traffic in the bridge
** net.bridge.bridge-nf-call-iptables = 0
net.bridge.bridge-nf-call-ip6tables = 0
net.bridge.bridge-nf-call-iptables = 0
</pre>


=== iptables ===
=== iptables ===
* MASQUERADE fehlt
* MASQUERADE fehlt
** fixed ab kernelbuild 4
** fixed ab kernelbuild 4
* iptables-save
<pre>
# iptables-save
# Generated by iptables-save v1.4.8 on Tue Apr 23 01:46:26 2013
*nat
:PREROUTING ACCEPT [9147034:952216199]
:INPUT ACCEPT [172968:32162862]
:OUTPUT ACCEPT [11134:708084]
:POSTROUTING ACCEPT [28:1640]
-A PREROUTING -i br0 -p tcp -m tcp --dport 202 -j DNAT --to-destination 172.22.98.2:22
-A PREROUTING -i br0 -p tcp -m tcp --dport 203 -j DNAT --to-destination 172.22.98.3:22
-A PREROUTING -i br0 -p tcp -m tcp --dport 204 -j DNAT --to-destination 172.22.98.4:22
-A PREROUTING -i br0 -p tcp -m tcp --dport 205 -j DNAT --to-destination 172.22.98.5:22
-A PREROUTING -i br0 -p tcp -m tcp --dport 206 -j DNAT --to-destination 172.22.98.6:22
-A PREROUTING -i br0 -p tcp -m tcp --dport 207 -j DNAT --to-destination 172.22.98.7:22
-A PREROUTING -i br0 -p tcp -m tcp --dport 208 -j DNAT --to-destination 172.22.98.8:22
-A PREROUTING -i br0 -p tcp -m tcp --dport 209 -j DNAT --to-destination 172.22.98.9:22
-A PREROUTING -i br0 -p tcp -m tcp --dport 210 -j DNAT --to-destination 172.22.98.10:22
-A POSTROUTING -o br0 -j MASQUERADE
COMMIT
# Completed on Tue Apr 23 01:46:26 2013
# Generated by iptables-save v1.4.8 on Tue Apr 23 01:46:26 2013
*filter
:INPUT ACCEPT [614:41574]
:FORWARD ACCEPT [14:1064]
:OUTPUT ACCEPT [430:132969]
:ACCT_IPVER - [0:0]
:fail2ban-ssh - [0:0]
:fail2ban-ssh-ddos - [0:0]
-A INPUT -p tcp -m multiport --dports 22 -j fail2ban-ssh
-A INPUT -p tcp -m multiport --dports 22 -j fail2ban-ssh-ddos
-A FORWARD -j ACCT_IPVER
-A ACCT_IPVER
-A fail2ban-ssh -j RETURN
-A fail2ban-ssh-ddos -j RETURN
COMMIT
# Completed on Tue Apr 23 01:46:26 2013
</pre>

Aktuelle Version vom 19. Januar 2014, 10:27 Uhr

Wo hängts?

  • einmal ueber die cfgs schauen
  • Motivation der Admins

Was noch gemacht werden soll?

  • smokeping
    • einrichten
    • testen
  • mta
    • exim durch nullmailer ersetzten ??
    • ggf. eximm config anpassen
    • Problem:
      • exim verschickt keine nachrichten, zumindest nicht wie gewollt

Was gemacht wurde?

installiert

  • screen
  • sudo
  • tcpdump
  • whois
  • vim
  • lvm2
  • mc
  • lsof
  • htop
  • iotop
  • iptables
  • lxc
  • etckeeper
  • zsh
  • pydf
  • apticron
  • fail2ban
  • nmap
  • telnet
  • chkconfig
  • ccze
  • munin-node

lxc upgrade auf 0.9.0 aus jessie

lxc-debconf hatte einen Bug in Zeile 381

-- Astro (Diskussion) 03:10, 24. Jul 2013 (CEST)

update

  • by morphium am 13.3.13:
    • updates: The following packages will be upgraded: aptitude base-files debian-archive-keyring dpkg firmware-linux-free gnupg gpgv grub-common gzip initscripts libfreetype6 libgssapi-krb5-2 libk5crypto3 libkrb5-3 libkrb5support0 libpam-modules libpam-runtime libpam0g libssl0.9.8 linux-base linux-image-2.6.32-5-amd64 locales module-init-tools openssh-client openssh-server procps sysv-rc sysvinit sysvinit-utils tzdata

apticron

  • apticron installiert: The following NEW packages will be installed: apt-listchanges apticron exim4 exim4-base exim4-config exim4-daemon-light iso-codes lsb-release python-apt python-apt-common ucf
  • erstmal morphium & blotter eingetragen fuer updates - wer noch will: /etc/apticron/apticron.conf

sudo

ssh

  • key based login über ssh
…
PasswordAuthentication no
…
UsePAM no
…
  • prompt für root geändert (root=rot fällt auf!!)
    export PS1='\n \[\e[1;37m\]\! ${debian_chroot:+($debian_chroot)}\[\033[01;31m\]\u\[\033[01;34m\]@\[\033[01;32m\]\h:\[\033[00m\]\w\$ '
    PROMPT_COMMAND='history -a'
  • aliase für root in ~root/.bashrc gesetzt
#===============================================================
#
# ALIASES AND FUNCTIONS
#
#===============================================================

 #-------------------
# Personnal Aliases
#-------------------
alias grep='grep --colour=auto'
#alias ff='grep -irl'
alias rm='rm -i'
alias mv='mv -i'
alias cp='cp -i'
alias ..='cd ..'
alias mkdir='mkdir -p'
alias du='du -kh'       # Makes a more readable output.
alias df='df -kTh'
alias ping='ping -c 10'
alias da='date "+%A - %d. %B %Y - %T %Z"'
alias mx='chmod a+x'
alias 000='chmod 000'
alias 644='chmod 644'
alias 755='chmod 755'

 #-------------------------------------------------------------
# The 'ls' family (this assumes you use a recent GNU ls)
#-------------------------------------------------------------
alias ls='ls -hF --color'  # add colors for filetype recognition
alias ll="ls -l --group-directories-first"
alias la='ls -Al'          # show hidden files
alias lx='ls -lXB'         # sort by extension
alias lk='ls -lSr'         # sort by size, biggest last
alias lc='ls -ltcr'        # sort by and show change time, most recent last
alias lu='ls -ltur'        # sort by and show access time, most recent last
alias lt='ls -ltr'         # sort by date, most recent last
alias lm='ls -al |more'    # pipe through 'more'
alias lr='ls -lR'          # recursive ls
alias tree='tree -Csu'     # nice alternative to 'recursive ls'
# You may uncomment the following lines if you want `ls' to be colorized:
export LS_OPTIONS='--color=auto'
alias l='ls $LS_OPTIONS -la'

 #-------------------------------------------------------------
# spelling typos - highly personnal and keyboard-dependent :-)
#-------------------------------------------------------------
alias xs='cd'
alias vf='cd'
alias moer='more'  
alias moew='more'  
alias kk='ll'

fail2ban

  • enable ssh
    • 4 Treffer -> 10 min iptables drop

parted

  • parted -slm -> Error: /dev/md2: unrecognised disk label

kernel

  • bootet wohl
    • bauen als rewt (sudo -s ; su rewt; cd ~/linux/linux-stable)
    • config ist angepasst auf wetu
    • aktueller configstand fuer 3.8.2 kernel
  • bauen mit
    • fakeroot make deb-pkg -j2
    • danach alle resultierenden pakete installieren (als root...)
    • siehe dazu /home/rewt/linux/installfresh4.sh

raid

  • /dev/md2 -> /dev/sda5 /dev/sdb5
    mdadm --create /dev/md2 --level=1 --raid-devices=2 /dev/sda5 /dev/sdb5
  • raid sync
    mdadm --readwrite /dev/md0
    mdadm --readwrite /dev/md2
  • mdadm.conf
    mdadm -Es o. mdadm --detail --scan >> /etc/mdadm/mdadm.conf

lvm

  • apt-get install lvm2
  • /dev/md2 -> vg
    pvcreate /dev/md2
    vgcreate vg /dev/md2
  • lv
    lvcreate -L6G -nmail vg
    lvcreate -L6G -njabber vg
    lvcreate -L10G -nwiki vg
    lvcreate -L2G -nweb vg
    lvcreate -L4G -nwebbuild vg
    lvcreate -L4G -npentamedia vg
    lvcreate -L11G -nbackup-cthulhu vg
    lvcreate -L4G -ndb vg
    lvcreate -L3G -nbind vg
    lvcreate -L5G -ncloudybay vg

lxc

  • kopiert
    • jabber
    • mail
    • pentamedia
    • template
    • web
    • webbuild
    • wiki
  • neu erstellt
    • db
    • bind
    • cloudybay
  • getestet
    • alle

etckeeper

  • ist ein git fuer /etc
    • pakete die mit apt installieren in /etc autocommiten ihre eintragen
    • handaenderungen bitte per hand adden und commiten
    • zless /usr/share/doc/etckeeper/README.gz

Netzwerk

  • /etc/network/interfaces
    • br0 -> 89.238.64.140/32 89.238.79.216/29 -> externe bridge
    • br1 -> 172.22.98.0/26 -> interne bridge
    • 172.22.98.0/24
      • -> br1
      • -> in der vm eth1
    • 89.238.79.216/29
      • -> br0
      • -> in der vm eth0
  • v6
    • /48 oder /56 beantragt
    • 2a00:1828:2000:655::/64 fertig zum verteilen
    • 2a00:1828:a008::/48 fertig zum verteilen
    • 2a00:1828:a008::/48
      • -> br0
      • -> in der vm auf eth0
      • -> jede vm bekommt /64
        • 2a00:1828:a008:100+n::/64 n = letzte stelle ip im dn42

sysctl

  • /etc/sysctl.d/local.conf
# Enables packet forwarding
net.ipv4.ip_forward = 1
# Enables source route verification
net.ipv4.conf.default.rp_filter = 1
# Enables reverse path
net.ipv4.conf.all.rp_filter = 1
# Ignorieren von broadcast pings
net.ipv4.icmp_echo_ignore_broadcasts = 1
# Sperren von quellbasierendem Paket-Routing
net.ipv4.conf.all.accept_source_route = 0
# Annahme von Umleitungen verweigern
net.ipv4.conf.all.accept_redirects = 0
# Schutz gegen falsche Fehlermeldungen
net.ipv4.icmp_ignore_bogus_error_responses = 1
# Protokollieren aller Pakete die gespoofed sind, quellbasierendes Routing haben oder umleiten
net.ipv4.conf.all.log_martians = 1
# kernel:_Neighbour_table_overflow
net.ipv6.neigh.default.gc_thresh1 = 512
# 2 * gc_thresh1
net.ipv6.neigh.default.gc_thresh2 = 2048
# 2 * gc_thresh2
net.ipv6.neigh.default.gc_thresh3 = 4096
# disable iptables traffic in the bridge
net.bridge.bridge-nf-call-ip6tables = 0
net.bridge.bridge-nf-call-iptables = 0

iptables

  • MASQUERADE fehlt
    • fixed ab kernelbuild 4
  • iptables-save
# iptables-save 
# Generated by iptables-save v1.4.8 on Tue Apr 23 01:46:26 2013
*nat
:PREROUTING ACCEPT [9147034:952216199]
:INPUT ACCEPT [172968:32162862]
:OUTPUT ACCEPT [11134:708084]
:POSTROUTING ACCEPT [28:1640]
-A PREROUTING -i br0 -p tcp -m tcp --dport 202 -j DNAT --to-destination 172.22.98.2:22 
-A PREROUTING -i br0 -p tcp -m tcp --dport 203 -j DNAT --to-destination 172.22.98.3:22 
-A PREROUTING -i br0 -p tcp -m tcp --dport 204 -j DNAT --to-destination 172.22.98.4:22 
-A PREROUTING -i br0 -p tcp -m tcp --dport 205 -j DNAT --to-destination 172.22.98.5:22 
-A PREROUTING -i br0 -p tcp -m tcp --dport 206 -j DNAT --to-destination 172.22.98.6:22 
-A PREROUTING -i br0 -p tcp -m tcp --dport 207 -j DNAT --to-destination 172.22.98.7:22 
-A PREROUTING -i br0 -p tcp -m tcp --dport 208 -j DNAT --to-destination 172.22.98.8:22 
-A PREROUTING -i br0 -p tcp -m tcp --dport 209 -j DNAT --to-destination 172.22.98.9:22 
-A PREROUTING -i br0 -p tcp -m tcp --dport 210 -j DNAT --to-destination 172.22.98.10:22 
-A POSTROUTING -o br0 -j MASQUERADE 
COMMIT
# Completed on Tue Apr 23 01:46:26 2013
# Generated by iptables-save v1.4.8 on Tue Apr 23 01:46:26 2013
*filter
:INPUT ACCEPT [614:41574]
:FORWARD ACCEPT [14:1064]
:OUTPUT ACCEPT [430:132969]
:ACCT_IPVER - [0:0]
:fail2ban-ssh - [0:0]
:fail2ban-ssh-ddos - [0:0]
-A INPUT -p tcp -m multiport --dports 22 -j fail2ban-ssh 
-A INPUT -p tcp -m multiport --dports 22 -j fail2ban-ssh-ddos 
-A FORWARD -j ACCT_IPVER 
-A ACCT_IPVER 
-A fail2ban-ssh -j RETURN 
-A fail2ban-ssh-ddos -j RETURN 
COMMIT
# Completed on Tue Apr 23 01:46:26 2013