CCNP / BSCI Exam Tutorial: Route Summarization And The OSPF Null Interface

CCNP exam success, particularly on the BSCI exam, demands you understand the details of route summarization. This skill not only requires that you have a comfort level with binary conversions, but you have to...

Passing the BCMSN exam and getting one step closer to the CCNP certification means learning and noticing details that you were not presented with in your CCNA studies. (Yes, I know you had more than enough details then, right?) One protocol youve got to learn more details about is VTP, which...

To pass the CCNA exam and earn this important certification, youve got to know switching inside and out. While youre learning all the basic switching theory, make sure to spend some time with the one of three switching modes Cisco routers can use.

Store-and-Forward is exactly what it...

CCNA / MCSE / CCNP Certification: Making Failure Work For You

Whether you’re on the road to the CCNA, CCNP, MCSE, or you’re on any other computer certification track, the odds are that sooner or later, you’re going to fail an exam. It’s happened to almost all of...

CCNA / CCNP Home Lab Tutorial: The VLAN.DAT File

CCNA and CCNP candidates who have their own Cisco home labs often email me about an odd situation that occurs when they erase a switch’s configuration. Their startup configuration is gone, as they expect, but the VLAN and VTP...