linkek — GNS3; Voice and VoIP

GNS3

http://www.gns3-labs.com/
http://www.networknotepad.com/index.htm
http://www.blindhog.net/
http://www.configureterminal.com/ccna-ccent-ccnp-ccvp-ccie-cisco-free-ebooks-study-guides/free-gns3-labs-training-resources/gns3-tutorial-pdf-documentation-install-configure-how-to-use-gns3.html
http://chikkis.blogspot.com/2009/05/cisco-voice-gns3-cme-startup.html
http://www.gns3.net/phpBB/topic242.html

Voice & VoIP

http://ccvp.org/
http://cisco.buzz.hu/
http://packetlife.net/

linkek — Cisco Salted MD5 crack; Managing Cisco Security

http://forum.insidepro.com/viewtopic.php?t=3597&sid=3a472f4ed755b70dd5e1c122ff4950dd
http://www.soldierx.com/tutorials/Using-John-Crack-Cisco-md5

Too many secrets from ERNW: http://www.ernw.de/download/tomas.zip
Cain & Abel: http://www.oxid.it
John the Ripper: http://www.openwall.com/john/
mdcrack: http://c3rb3r.openwall.net/mdcrack/
PasswordsPro: http://www.passwordspro.com/download.html

Managing Cisco Security:

http://books.google.hu/books?id=45-9RHbToUQC&pg=PA290&lpg=PA290&dq=john+the+ripper+cisco+enable+crack&source=bl&ots=ECVemhNvGg&sig=RMALVx_iGsgT29RuaVw0YMBKL5o&hl=hu&ei=lWrVSuTjI5eStgep6qykAw&sa=X&oi=book_result&ct=result&resnum=1&ved=0CAYQ6AEwAA#v=onepage&q=&f=false

linkek — linux & raid

http://bfish.xaedalus.net/2006/11/software-raid-5-in-ubuntu-with-mdadm/
http://ubuntuforums.org/showthread.php?t=1104104
http://dtbaker.com.au/random-bits/ubuntu—howto-setup-raid-5-with-reiserfs.html
http://www.beginlinux.com/server_training/server-managment-topics/1001-raid-5-with-lvm-on-ubuntu-804
http://www.linuxhomenetworking.com/wiki/index.php/Quick_HOWTO_:_Ch26_:_Linux_Software_RAID
http://www.evileyez.org/quick-and-dirty-linux-software-raid5/