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| | + | =Herramientas= |
| | + | *[[Flowscan]] |
| | + | |
| | + | |
| | =Analisis de trafico= | | =Analisis de trafico= |
| | Guias | | Guias |
| Línea 5: |
Línea 9: |
| | | | |
| | ==ntop== | | ==ntop== |
| | + | ntop --set-admin-password |
| | *http://www.ntop.org | | *http://www.ntop.org |
| | http://localhost:3000/ | | http://localhost:3000/ |
| | | | |
| − | ==flowscan==
| + | |
| − | Informacion
| |
| − | *http://net.doit.wisc.edu/~plonka/lisa/FlowScan/
| |
| − | *http://www.switch.ch/tf-tant/floma/software.html
| |
| − | *http://www.caida.org/tools/utilities/flowscan/
| |
| − | Reportes de ejemplo:
| |
| − | *http://mrtg.uv.es/flowscan/
| |
| − | *http://wwwstats.net.wisc.edu/
| |
| − | *http://flowscan.frgp.net/
| |
| | | | |
| | ==flow-tools vs cflowd== | | ==flow-tools vs cflowd== |
| Línea 24: |
Línea 21: |
| | *flow-tools is actively maintained, and supports newer NetFlow versions, including those from the popular Cisco Cat6K series platforms | | *flow-tools is actively maintained, and supports newer NetFlow versions, including those from the popular Cisco Cat6K series platforms |
| | | | |
| − | == Analisis del trafico por una interface ethernet en un servidor debian ==
| |
| − | Fuente: http://www.prolixium.com/sitenews.php?id=482
| |
| − |
| |
| − | <pre><nowiki>
| |
| − | apt-get install fprobe-ng flow-tools flowscan flowscan-cuflow flowscan-cugrapher rrdtool
| |
| − | mkdir -p /var/lib/netflow/ft
| |
| − | mkdir /var/lib/netflow/rrds
| |
| − | mkdir /var/lib/netflow/scoreboard
| |
| − | </nowiki></pre>
| |
| − |
| |
| − | ====/etc/flow-tools/flow-capture.conf====
| |
| − | <pre><nowiki>
| |
| − | -w /var/lib/netflow/ft -E 1G -N 0 -n 287 -S 60 -V 5 -z 9 0/0/555
| |
| − | </nowiki></pre>
| |
| − |
| |
| − | ====/etc/flowscan/flowscan.cf====
| |
| − | <pre><nowiki>
| |
| − | FlowFileGlob /var/lib/netflow/ft/ft-v05.*
| |
| − | ReportClasses CUFlow
| |
| − | WaitSeconds 30
| |
| − | Verbose 1
| |
| − | </nowiki></pre>
| |
| − |
| |
| − | ====/etc/flowscan/CUFlow.cf====
| |
| − | <pre><nowiki>
| |
| − | Subnet 192.168.0.0/24
| |
| − | Network 200.114.249.74/24 Internet
| |
| − | OutputDir /var/lib/netflow/rrds
| |
| − | Multicast
| |
| − | Scoreboard 10 /var/lib/netflow/scoreboard /var/lib/netflow/topten.html
| |
| − | AggregateScore 10 /var/lib/netflow/scoreboard/agg.dat /var/lib/netflow/scoreboard/overall.html
| |
| − | Router 127.0.0.1 geacequ
| |
| − | Service 20-21/tcp ftp
| |
| − | Service 22/tcp ssh
| |
| − | Service 23/tcp telnet
| |
| − | Service 25/tcp smtp
| |
| − | Service 53/udp,53/tcp dns
| |
| − | Service 80/tcp http
| |
| − | Service 110/tcp pop3
| |
| − | Service 119/tcp nntp
| |
| − | Service 143/tcp imap
| |
| − | Service 412/tcp,412/udp dc
| |
| − | Service 443/tcp https
| |
| − | Service 1214/tcp kazaa
| |
| − | Service 4661-4662/tcp,4665/udp edonkey
| |
| − | Service 5190/tcp aim
| |
| − | Service 6346-6347/tcp gnutella
| |
| − | Service 6665-6669/tcp irc
| |
| − | Service 54320/tcp bo2k
| |
| − | Service 7070/tcp,554/tcp,6970-7170/udp real
| |
| − | Protocol 1 icmp
| |
| − | Protocol 4 ipinip
| |
| − | Protocol 6 tcp
| |
| − | Protocol 17 udp
| |
| − | Protocol 47 gre
| |
| − | Protocol 50 esp
| |
| − | Protocol 51 ah
| |
| − | Protocol 57 skip
| |
| − | Protocol 88 eigrp
| |
| − | Protocol 169
| |
| − | Protocol 255
| |
| − | TOS 0 normal
| |
| − | TOS 1-255 other
| |
| − | ASNumber 1 Genuity
| |
| − | </nowiki></pre>
| |
| − | Se puede ver la sintaxis aca: http://www.columbia.edu/acis/networks/advanced/CUFlow/CUFlow.html
| |
| − |
| |
| − | ====/etc/flowscan/CUGrapher.cf====
| |
| − | <pre><nowiki>
| |
| − | OutputDir /var/lib/netflow/rrds
| |
| − | DefaultGraph report=bits;hours=48;imageType=png;width=640;height=320;duration=;router=all;all_all_services=1;legend=1;title=My%20Graph
| |
| − | AggregateScore /var/lib/netflow/scoreboard/overall.html
| |
| − | Scoreboard /var/lib/netflow/topten.html
| |
| − | </nowiki></pre>
| |
| − |
| |
| − | ====/etc/init.d/fprobe-ng====
| |
| − | <pre><nowiki>
| |
| − | INTERFACE="eth0"
| |
| − | FLOW_COLLECTOR="localhost:555"
| |
| − | OTHER_ARGS="-p -a 127.0.0.1"
| |
| − | </nowiki></pre>
| |
| − |
| |
| − | ====Configurar para el el flowscan inicie automaticamente ====
| |
| − | <pre><nowiki>
| |
| − | zcat /usr/share/doc/flowscan/examples/rc/flowscan.gz > /etc/init.d/flowscan
| |
| − | chmod 755 /etc/init.d/flowscan
| |
| − | chown root.root /etc/init.d/flowscan
| |
| − | ln -s /etc/init.d/flowscan /etc/rc2.d/S98flowscan
| |
| − | </nowiki></pre>
| |
| − |
| |
| − |
| |
| − | ====Reiniciar servicios====
| |
| − | <pre><nowiki>
| |
| − | /etc/init.d/flow-capture restart
| |
| − | /etc/init.d/fprobe-ng restart
| |
| − | /etc/init.d/flowscan start
| |
| − | </nowiki></pre>
| |
| − |
| |
| − | Abrir: http://localhost/cgi-bin/CUGrapher.cgi
| |
| | | | |
| − | ===Errores===
| |
| − | Errores al correr flowscan
| |
| − | <pre><nowiki>
| |
| − | 2006/07/26 18:12:22 working on file /var/lib/netflow/ft/ft-v05.2006-07-26.174716-0300...
| |
| − | /var/lib/netflow/ft/ft-v05.2006-07-26.174716-0300: Invalid index in cflowd flow file: 0xCF100103! Version 5 flow-export is required with *all* fields being saved.
| |
| − | </nowiki></pre>
| |
| − | Pasa con la version 0.67-8 - http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=327367
| |
| | | | |
| | == Otros == | | == Otros == |
| | * potion | | * potion |
| | * [http://www.cyberciti.biz/tips/howto-performance-benchmarks-a-web-server.html Howto: Performance Benchmarks a Web server] | | * [http://www.cyberciti.biz/tips/howto-performance-benchmarks-a-web-server.html Howto: Performance Benchmarks a Web server] |
