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0-9
- 802.11
- 802.11b
- 802.11g
- 802.15.1
- 802.3
- 802 standards
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A
- ADSL
- Anti-spam
- Anti-virus software
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B
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- Broadband speed test
- Browser
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C
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- Copper cable
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D
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- Digital Terrestrial Television (DTT)
- Digitally Enhanced Cordless Technology (DECT)
- Domain Name System (DNS)
- Download speed
- Downloading
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E
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F
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G
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H
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I
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K
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L
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M
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N
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O
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P
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R
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- RSS
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S
- Set Top Box (STB)
- Skype
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- Social networking
- Software
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- Streaming
- Surfing
- Switching-switcher
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T
- TCP-IP
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U
- Uncapped ADSL
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- Uncapped service
- Universal Serial Bus (USB)
- Unlimited ADSL
- Unlimited broadband
- Uploading
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V
- Virus killer
- Vista
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W
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- Wiki
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Y
- YouTube
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What is a Digital Subscriber Line (DSL)?

DSL is short for Digital Subscriber Line. DSL is the technology that allows BT to offer high bandwidth broadband services over an ordinary copper cable phone line. The most common variety of DSL for home use is ADSL.

Free BT Home Hub included
Up to 20Mb download speed
Unlimited UK weekend calls
10Gb monthly user allowance

Up to 20Mb download speed
Free Wireless BT Home Hub
Unlimited UK Anytime calls
10Gb monthly usage

Up to 20Mb download speed
FREE Wireless BT Home Hub with BT Hub Phone
Unlimited UK Anytime calls
Unlimited usage allowance*

Up to 20Mb speed
BT Home Hub included
Advanced McAfee Security
Unlimited Wi-Fi minute