Currently viewing the tag: "detection"

Cisco: Layer 1 link failure detection

By On January 12, 2009 · Leave a Comment

It has been a while since I didn’t post anything here, but it was holidays and I used that time to relax and rest after a year of work. Following this idea I wish you all “Happy New Year” and all the best in 2009.

Today I planned to write about something easy to implement (just to get in shape), but ignored by some network engineer. For me, Layer 1 issues are very annoying, and here I’m talking mostly about the cases when everything look [...]

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Cisco: Spoof detection

By On November 24, 2008 · 2 Comments

Spoofing is a kind of network attack to compromise your network security with the intention of traffic capture which will enable an attacker to get access to confidential data. Usually a spoof attach is associated with IP spoofing, which means that the source IP of the packet which arrive to your device has been changed with intention. For example, let’s assume that you are having a plain http communication with mail server and you want to login to your mail account. You sent the intial [...]

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