| Routing in the
Internet |
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| – | TCP
connections are defined by source and destination |
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| IP
addresses and port numbers: |
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| n | Connection
:= <129.97.40.25, port#, 130.83.27.4, port#> |
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| – | mobile
computers violate the assumption that IP |
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| addresses
define the topological relationship |
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| n | change
host address: connection breaks |
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| n | do
not change host address: routing fails |
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