InetDaemon.Com

Tutorials

1. Public Switched Telephone Network (North America)
2. Switched Multi-megabit Data Services (SMDS)
3. Integrated Services Digital Network (ISDN)
4. X.25 (grandfather of all telecom protocols)
5. Frame Relay
6. Pleisiosynchronous Digital Hierarchy
   1. Digital Signalling, DS Levels (DS1, DS3)
   2. T-Carrier (T1, T2, T3, T4)
   3. E-Carrier (E1, E2, E3, E4)
   4. J-Carrier (J1, J2, J3, J4)
7. Synchronous Digital Hierarchy (SDH)
   1. Optical Cabling (OC3, OC12, OC 48, OC192, OC
   2. Synchronous Optical NETworking (SONET)
8. xDSL
9. Signalling System 7
10. Asynchronous Transfer Mode (ATM)

External Links & Tools

• Federal Standard 1037C-Glossary of Telecom. Terms
• NANPA - Area Code Map for the U.S.
• U.S. Federal Communications Commission
  • FCC Consumer Complaint form
• Form 475 - General Complaint (Online)
• Form 501 - SLAMMING complaint
  (Definition of slamming)

 

 

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