My Network Security Journal
Sharing my learning and personal experience in IT Network Security.
Wednesday, May 3, 2017
Troubleshooing Proxy Phone on a Cisco ASA Firewall
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You can use show version to check if the ASA has the proper UC Proxy Phone license installed and show phone-proxy secure-phones for troub...
Friday, April 7, 2017
Center for Internet Security (CIS) Free Cisco Benchmark PDF
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I was searching over the Internet for a best practice guide to be used for my network audit. I'll then perform device hardening afterwa...
Wednesday, March 22, 2017
Subscribing to Cisco Security Advisories and Alerts
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I needed to be up-to-date with Cisco security alerts particularly with Cisco ASA firewall vulnerabilities. So I've subscribed to Cisco...
Thursday, February 2, 2017
Disabling Console Port on a Cisco Router
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A customer reported their connection was intermittent and I've checked the router logs and it seems that someone was trying to configur...
Saturday, January 7, 2017
Upgrading the Image of a Cisco ASA 5516-X
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I was fortunate to configure and install a Cisco ASA 5516-X firewall for a site in Thailand. The visio stencil for Cisco ASA 5516-X and 550...
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