| Links:
logical or physical? |
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| l | Links technology
is difficult to categorize: |
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| 1. | Ethernet, Token
Ring, FDDI |
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| 2. | Packet over ATM |
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| 3. | ATM virtual
circuits |
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| 4. | Packet over Sonet
(POS) |
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| 5. | Software limited
bandwidth channels |
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| 6. | ... and in a few
months? |
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