linkek — Cisco IP telephony verifying and troubleshooting

  • Cisco CallManager Express (CME) SIP Trunking Configuration

http://www.cisco.com/en/US/products/sw/voicesw/ps4625/products_configuration_example09186a00808f9666.shtml

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  • IP_Telephony_Advanced_Topics_And_Troubleshooting

http://www.cisco.com/web/CA/events/pdfs/IP_Telephony_Advanced_Topics_And_Troubleshooting.pdf

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  • IOS Gateway BRI Backhaul with Cisco CallManager

http://www1.cisco.com/application/pdf/paws/67021/ccm41-ios-gtwy-bri.pdf

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  • Cisco IOS H.323 Gateway Configuration for Use with Cisco CallManager

http://www.cisco.com/en/US/products/sw/voicesw/ps556/products_tech_note09186a0080094636.shtml

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  • Verify and Troubleshoot the Cisco IOS MGCP Gateway

http://www.cisco.com/en/US/products/sw/voicesw/ps556/products_tech_note09186a008017b2ad.shtml

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  • Configuring MGCP-Controlled Backhaul of BRI Signaling in Conjunction with Cisco Unified Communications Manager

http://www.ciscosystems.lt/en/US/docs/ios/12_3/vvf_c/interop/int_bri.html

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  • Verify and Troubleshoot the Cisco IOS MGCP Gateway

http://www.cisco.com/en/US/products/sw/voicesw/ps556/products_tech_note09186a008017b2ad.shtml

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  • CallManager and IOS Gateway DSP Farm Configuration Example

http://www.cisco.com/en/US/products/sw/voicesw/ps556

/products_configuration_example09186a0080334294.shtml

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  • Diagnosing Cisco CallManager Problems

http://cisco.biz/en/US/docs/voice_ip_comm/cucm/trouble/3_1_1/Trblch3.html

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  • CallManager and IOS Gateway DSP Farm Configuration Example

https://www.cisco.com/en/US/products/sw/voicesw/ps556/products_configuration_example09186a0080334294.shtml

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  • Configuring Enhanced Conferencing and Transcoding for Voice Gateway Routers

http://www.cisco.com/en/US/docs/ios/12_3/vvf_c/interop/intcnf2.html

linkek — Cisco Type5 password crack with John The Ripper

http://www.openwall.com/lists/john-users/2006/05/14/8
http://www.osix.net/modules/article/?id=455

In a nutshell:

I. Config file => passwd file (for John)

sed -n 's/[ :]/_/g; s/^(.{1,})_5_($1$[$./0-9A-Za-z]{27,31})_*$/1:2/p' < cisco-device-config > passwd

II. Start the process (nice 19 -> low priority, you can work on your computer..):

nice -n 19 john -incremental:lanman -session:cisco passwd