When I started messing around with wiring my own telephone and computer network I was quite confused by what the different colors of wires and which pair did what, so I went searching the internet for some advice.

One of the best pages I found to help untangle this twist of wire was from the Phone Man.   These pages include:

• Why would I want to do my own telephone system?
• Why would I want more than one phone line?
• Things to do before calling yuour phone company repair service
• Adding a phone jack
• Wiring a second and third phone line
• Wire colors and color codes
• Telephone Network Interface
• Jacks and adapters
• Jacks to connect 2 lines
• Telephone cable routing
• Tools needed for various telpephone jobs
• A word of caution before doing your own telephone wiring

Here are some other links on telephone wiring:

• Sean Crist's  Doing your own telephone wiring
• HomeTech Solutions Telephone Wiring Standards
• Neal Walters' Do it yourself guide to basic home phone wiring
• Home Telephone Wiring Guide from another Phoneman
• Residential Telephone Wiring
• Leviton's RESIDENTIAL AND LIGHT COMMERCIAL INSTALLATION PRACTICES
• Tomi Engdahl's Telephone technology page
• The basics of home telephone wiring