vault backup: 2025-03-16 18:59:42
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@@ -5,12 +5,13 @@
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| Network | Internet | IP, ICMP |
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| Data Link<br>Physical | Network Access | PPP<br>IP-over-ADSL<br>IP-over-Ethernet |
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# Internet Protocol version 4
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# Internet Protocol Version 4
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- Connectionless packet oriented service
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- Unreliable service, no guarantee of delivery
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- Best effort, no error recovery
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All packets routed independently
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- Routers examine destination IP address and choose best route to forward packet
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- Big packets fragmented, fragments routed separately
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- Big packets fragmented, fragments routed separately
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