Certifications Unleashed

Cisco Telepresence Magic. Interesting video..

As the title suggests, I want to have a limited access to my router through telnet. I want only specific networks to be able to telnet my router. All others should be blocked from telnetting the router.
So let’s start:
Enter global config mode
Certhacker#configure terminal Enter configuration lines, one per line. [...]

Hostname is the name of the router. It’s up to us what we name it. It’s like giving a name to our own systems. If we are using a command line interface to access the router or switch, then we can see the current name of the device before the prompt.

Dynamips is a Cisco router emulator written by Christophe Fillot. It emulates 1700, 2600, 3600, 3700, and 7200 hardware platforms, and runs standard IOS images. In Chris’ own words:
This kind of emulator would be useful to:
· Be used as a training platform, with software used in real world. It would allow people to become more [...]

Cisco: The Complete Reference is a lofty title for a book, and one that you could take
in a multitude of different directions. Some think that a book with this title should be
the “end all and be all” of Cisco books, including every possible Cisco technology and
the most obscure details of those technologies. Unfortunately, that book [...]

Here are some of the most commonly used abbreviations you should know in CCNA and in common. Just bookmark this page in case you need it again:
*(CSMA/CD) carrier sense multiple access collision detect
*(OUI) organizational unique identifier
*(GBIC) gigabit interface converter
*(DTE) data terminal equipment
*(DCE) data communications equipment
*(NIC) network interface card
*(NOS) network operating system
*(VoIP) voice over IP
*(QoS) quality [...]

Understanding How InterVLAN Routing Works
Network devices in different VLANs cannot communicate with one another without a router to route traffic between the VLANs. In most network environments, VLANs are associated with individual networks or subnetworks.

The 640-802 Cisco Certified Network Associate (CCNA) is the composite exam associated with the Cisco Certified Network Associate certification. Candidates can prepare for this exam by taking the Interconnecting Cisco Networking Devices Part 1 (ICND1) v1.0 and the Interconnecting Cisco Networking Devices Part 2 (ICND2) v1.0 courses.
The 640-802 certification exam is your first step into [...]

It is well known that Cisco CCNA certification training is experiencing a great demand in IT industry area. In recent years, the CCNA certification has become a global standard for many successful IT companies.
Pass4Sure dumps for CCNA are very good for preparing for the CCNA exam. These dumps provide with simulations and questions that are [...]

Cisco Certified Network Professional (CCNP®) validates knowledge and skills required to install, configure and troubleshoot converged local and wide area networks with 100 to 500 or more nodes. With a CCNP certification, a network professional demonstrates the knowledge and skills required to manage the routers and switches that form the network core, as well as [...]