What is Needed

Correct bit errors

Resend packets

Avoid duplication

Guarantee order

Reassembly

Multiplexing

Flow control

Congestion control

Stream oriented

Perfect

Network

Almost

perfect

-

-

-

-

-

-

maybe

-

-

?

-

-

-

-

-

maybe

?

-

Ethernet

?

?

?

?

?

?

?

?

?

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