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<p>This is known as <a href="page.php?w=media_access_control">media access control</a>. Arrangements have to be made to accommodate the case of <a href="page.php?w=Collision_%28telecommunications%29">collision</a> or <a href="page.php?w=Contention_%28telecommunications%29">contention</a> where two parties respectively simultaneously transmit or wish to transmit.;Sequence control<br/>
:If long bitstrings are divided into pieces and then sent on the network individually, the pieces may get lost or delayed or, on some types of networks, take different</p><p>
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