telephone in cheat sheets
Cheat Sheet: FTTx
Cheat Sheet But, like the ADSL we know now, such technologies see speeds decrease the further away the premises are from the telephone exchange and it's thought the 24Mbps speeds are only achievable for those less than a few hundred metres away. [11 May 2007]
Cheat Sheet: BT's 21CN
Cheat Sheet It's the largest overhaul of BT's core network to date - instead of using traditional PSTN (pubic switched telephone network) lines to shunt traffic across the network, it's switching to a single, all-IP (internet protocol) network instead, which... [14 Nov 2006]
Cheat Sheet: VoIP
Cheat Sheet It's the practice of using the internet - instead of standard telephone lines - to carry voice communications. VoIP? What's that stand for? It's short for Voice over Internet Protocol. And what is that exactly? [15 Jun 2004]
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