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With all the different colored wires used in communications, what do the yellow and black wires in a home telephone jack do?

DSS technology has evolved into the technology of choice for the cordless phone. What is digital spread spectrum as used in cordless telephones?

IP convergence brings your telephone, Internet, television and other services together in one place. Learn how IP convergence works.

Fiber optic lines have taken over and transformed the long distance telephone industry. Learn how fiber optic lines work.

Build your own furniture with just a few materials and these easy-to-follow instructions. Create a bookcase, desk, telephone stand or plant stand.

Skype and Vonage are similar VoIP services which offer telephone service through the internet. Learn about Skype and Vonage and see how they compare.

Applying for a federal tax ID number is easy; all you need is a computer, a telephone or access to a post office. Learn more at HowStuffWorks.

The list of usable phone numbers runs into the billions, but the number is not infinite. So, what happens if we run out?

ILECs are local U.S. telephone companies that were involved in the 1980's breakup of AT&T. Learn more about ILECs at HowStuffWorks.

On-hold messaging is common with many business telephone systems. Learn more about how on-hold messaging works at HowStuffWorks.

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