Understanding an IP Address: Cisco Router Training 101
http://www.soundtraining.net/bookstore In this I.T. tutorial video, author and speaker Don R. Crawley explains how to understand an IP address and subnet mask, required knowledge for anyone planning on taking the CCNA or Network+ exams. This is also required knowledge for anyone configuring routing protocols, static routes, access-lists, or a VPN.
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ipv4
