What Is Packet Switching?
by Chris Bryant.Cisco CCNA certification exam training means you've got to learn a lot of new terms, and some of them can be a little confusing at first. To pass this tough certification exam, one term you definitely need to understand is packet switching.&nbs...
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Whats New On The BSCI 642-901 Exam?
by Chris Bryant.CCNP certification is getting a new look at the end of 2006. The BSCI and BCMSN exams are being updated, and the CIT and BCRAN exams are being retired. Let's take a look at what to expect from the new BSCI exam.According to Cisco's exam b...
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Telnet, Passwords, and Privilege Levels
by Chris Bryant.Your CCNA certification exam is likely going to contain questions about Telnet, an application-level protocol that allows remote communication between two networking devices. With Telnet use being as common as it is, you had better know t...
The New ONT 642-845 Exam
by Chris Bryant.The Cisco CCNP certification is changing at the end of 2006, with the BSCI and BCMSN exams being updated and the BCRAN and CIT exams being dropped. One of the two new exams is the 642-845 Optimizing Converged Cisco Networks (ONT) test, and the ...
Cisco Technical Assistance Center
by Chris Bryant.The Cisco Technical Assistance Center (TAC) is Cisco's tech support center, and they've got some very talented people working there. Before you pick up the phone to call the TAC, though, you should do your best to resolve the problem and docume...
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QoS Models
by Chris Bryant.A large part of your CCNP training for the ONT certification exam should be spent studying the various ways we can implement Quality of Service (QoS) on Cisco routers and switches.? Before you start configuring your network’s devices, though, youâ€...
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The Configuration Register
by Chris Bryant.Bottom line: To earn your Cisco CCNA and CCENT certifications, you've got to understand the configuration register on Cisco routers and switches. This is also a great practical skill to have, because one day you will have to change the config registe...
Frame Relay LMI And LMI Autosense
by Chris Bryant.For success on your CCNA 640-802 and CCENT exams, you need to understand how and why Frame Relay LMI messages operate. You need to know this for real-world networking as well, since Frame Relay is prevalent in today's networks - and without LMI, you ...
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Etherchannels, BGP, Queuing, And More!
by Chris Bryant.From the basics of router hardware to configuring and troubleshooting BGP, let’s test your knowledge of Cisco certification exam topics!CCENT Certification:You've just run the show interface ethernet0 command and you see the interface is "administr...
San Francisco Web Development - Tools
by DEV DAAS."Web development encompasses many stages i.e. Planning, Analysis, Web design, Implementation, Promotion and Innovation. Each of these stages requires use of different sets of tools and professionals with varied skill sets. Planning and Analysis don't...
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Sprint Prepaid Wireless
by Susan Miller.It's never been so easy to stay connected! With Sprint prepaid wireless phones, you can have the freedom you want and the great service you need -- with no strings attached. These days, nearly everyone has a cell phone. Wireless phones are simple ...
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Why Everyone Is Talking About Network Cables
by Galway.Before I start it is important to know the basics about Network cables. Firstly they are quite long. Secondly they're twice as long as the middle to the end. Erm Ok this might not be much help. My point is that finding the right network cables can be...
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Buying Cables: OEM Versus Retail
by Artgib.For those who aren't in the know with the acronym, OEM stands for Original Equipment Manufacturer. For the hardware sellers in the retail world, this would be in the same vein as buying directly from the manufacturer. You're not buying from Circuit C...
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The RJ45 - What It Is And How It Works
by Galway.Is there a more useful or exciting piece of kit on the market than the RJ45? Well... erm... yes there probably is. Okay so it's not glamorous and it's not particularly thrilling but it is a very useful item. So what is RJ45 and what purpose does it s...
Vpn Loading Balancing
by Mark Henry.Virtual Private Networks form a major part of many organisations' network infrastructure. They are often used as a vehicle to serve sensitive information to remote offices and workers. Typically VPN's are created point-to-point making it difficult to...
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Avoid Counterfeits When Buying & Selling Used Cisco
by Razvan Jr.San Francisco, California January 17th, 2006: If you've ever strolled down the streets of New York, you're familiar with the enterprising street vendors offering imitation Gucci handbags and fake Rolex watches at a fraction the price of retail. Don't...
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