Delivery
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... TCP segments required to achieve transport and delivery through
multiple networks and interconnecting gateways ...
... internet
system does not become completely partitioned, no transmission
errors will affect the correct delivery of data. TCP recovers from
internet ...
... switches may perform further packaging, fragmentation, or
other operations to achieve the delivery of the local packet to the
destination internet ...
... TCP uses
retransmission (after a timeout) to ensure delivery of every segment.
Duplicate segments ...
...
To send an urgent indication the user must also send at least one data
octet. If the sending user also indicates a push, timely delivery of
the urgent information to the destination process is enhanced.
...
... Since the remote side has already sent FIN, RECEIVEs must be
satisfied by text already on hand, but not yet delivered to the
user. If no text is awaiting delivery, the RECEIVE will get a
"error: connection closing" response. Otherwise, any remaining
...