NREN (National Research and Education Network)

The first (1990) asynchronous transfer mode

(ATM) network in the United States, NREN was a test-bed gigabit network sponsored by the Advanced

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• H.225
• H.230
• H.242
• H.245
• H.248
• H.261
• H.263
• H.310
• H.320
• H.320
• H.321
• H.323
• H.324
• hacker
• half duplex (HDX)
• ham
• ham
• Hamming code
• ham radio
• ham radio
• handoff
• handshaking
• hang up and call back
• hard copy
• hard handoff