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Troubleshooting Directly Connected Serial Interfaces

CCNA exam success depends largely on noticing the details, and this is especially true of configurations involving directly connected serial interfaces.

Route Summarization And The OSPF Null Interface

CCNP exam success, particularly on the BSCI exam, demands you understand the details of route summarization.

Server Load Balancing (SLB)

When youre working on your BCMSN exam on your way to CCNP certification, youll read at length about how Cisco routers and multilayer switches can work to provide router redundancy - but theres another helpful service, Server Load Balancing, that does the same for servers.

10 ISIS Details You Must Know!

Earning your CCNP certification and passing the BSCI exam depends on knowing the details of many Cisco technologies, ISIS chief among them.

Ten IP Routing Details You Must Know!

To pass the BSCI exam and earn your CCNP, youve got to keep a lot of details in mind. Its easy to overlook the "simpler" protocols and services such as static routing and distance vector protocols.

Cisco CCNP / BCMSN Exam Tutorial: Multicasting And Reserved Addresses

Ever since you picked up your first CCNA book, youve heard about multicasting, gotten a fair idea of what it is, and youve memorized a couple of reserved multicasting addresses.

Cisco CCNP / BCSI Exam Tutorial: Configuring EIGRP Packet Authentication

Configuring RIPv2 and EIGRP authentication with key chains can be tricky at first, and the syntax isnt exactly easy to remember.

Static VLANs

BCMSN exam success and earning your CCNP certification requires you to add to your knowledge of VLAN configuration.

Cisco CCNP / BSCI Exam Tutorial: Route Summarization

Preparing to pass the BSCI exam and earn your Cisco CCNP?

Cisco CCNP Certification: The BGP Weight Attribute

When youre studying for the CCNP certification, especially the BSCI exam, you must gain a solid understanding of BGP.