• Networking glossary
• Networking Terminology from Cisco
• Ethernet on-line references , Charles Spurgeon, University of Texas
• RFC Listings
• IANA Registered Numbers (see Ethernet Numbers)
• ITU International Telecommunications Union
• IEEE Institute for Electrical and Electronics Engineers
• Bell Telephone History
• More Telephone History
• Networking Technology Overview by Cisco
• "White Papers" on Data Communications and Networking technologies from 3COM