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[2007-02-16] DNS And The IP Name-Server Command
DNS behaviors of a Cisco router are important topics for both the CCNA exam and real-world production networks, and you probably didn't know there were so many DNS details before you began studying for the exam!
[2007-02-09] Why Do We Need Private Address Ranges?
When you're studying to pass the CCNA, you're introduced to "private addresses", the address ranges formally referred to as RFC 1918 Private Addresses.
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