What books will help you with your Cisco certification? Here are some top picks for CCNP, CCIE, and CCNA study guides. 1. CCIE Practical Studies, Vol. 1 Karl Solie With a focus on the lab portion of the exam, this…

IPv6 address a lot concerns and issues that are faced today in using IPv4. Cisco CCNA Certification requires that a candidate must have a general overview of IPv6 and what new features it brings into the world of networking. Here…

Supervisor Engine is a module that is installed in the Cisco Chassis-based Catalyst Switches or Routers. Supervisor engine contains nearly all the same components of a fixed Cisco Switches or Routers. These Supervisor engines come in a variety of different…

A Cisco console cable is used to connect a computer system directly into a networking device, such as a switch or a router. The cable consists of a DB9 (female) connector on one end and a RJ45 (male) connector on…

Network security is a completely changing area; new devices like IDS (Intrusion Detection systems), IPS (Intrusion Prevention systems), and Honeypots are modifying the way people think about security. Companies are spending thousands of dollars on new security devices, but forgetting…
Static Routing vs. Dynamic Routing

For routing between routers to work efficiently in an internetwork, routers must have knowledge of other network IDs or be configured with a default route. On large internetworks, the routing tables must be maintained so that the traffic always travels…

Transformational year marked by layoffs, restructuring, killing Flip, heightened competition and humbling results, 30 events that shaped Cisco in 2011. 2011 was a tumultuously transitional year for Cisco. The company came to the realization that its strategy for growth by…

Routers and network switches typically require an RS232 serial data connection to interface with the device for initial configuration. Serial data connections may also be used for diagnostics purposes, especially when a network device is malfunctioning and unreachable over the…