Articles, tagged with "isdn", page 5
05th November 2005
In part III of this ISDN primer, we learned that PPP has two main methods of authentication that Cisco certification candidates need to know how to configure: PAP and CHAP.
PAP has very few advantages over CHAP. PAP passwords are carried over the line ...
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Author:
Chris Bryant
05th November 2005
The major reason I recommend getting your hands on real Cisco equipment rather than a simulator is that real Cisco routers give you the chance to practice and learn show and debug commands.
The knowledge you acquire from debugs is invaluable. Frankly, ...
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Author:
Chris Bryant
05th November 2005
Network security is a hot topic today, and will only increase in importance in the months and years ahead.
While most of the attention is paid to exterior threats, there are some steps you can take to prevent unwanted Cisco router access from within yo...
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Author:
Chris Bryant
05th November 2005
In the previous ISDN article, we looked at how and why one router dials another using ISDN. Just as important is knowing what keeps the link up once it is dialed.
Why? Because ISDN acts as a phone call between two routers, and it's billed that way...
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Author:
Chris Bryant
05th November 2005
One of the drawbacks to the Internet is that it allows myths and "friend of a friend" stories to spread quickly, and usually the story becomes more exaggerated as it's passed along. Cisco exams are no exception. Here are three often-repeated myths and exa...
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Author:
Chris Bryant
10th August 2005
Broadband is the name given to a high-speed Internet connection that provide large bandwidth. It is a quick connection, typically "always-on" and capable of transmitting data at a much faster rate than a standard dialup modem connection. Broadband also wo...
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Author:
neil shevlin
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