- MAC ADDRESSES ARE EXPRESSED IN 6 HEXADECIMAL VALUES.
- NETWORK CARD ARE DEVICES THAT ENABLES COMPUTERS TO CONNECT TO NETWORKS.
- EXAMPLES OF GATEWAY ROUTER AND BRIDGE.
- THE ROUTER ARE USED TO JOIN TWO OR MORE NETWORKS.
- UDP (USER DATA-GRAM PROTOCOL) IS A SIIMPLE TRANSPORT LAYER PROTOCOL.
- TCP/IP TRANSPORT CONTROL PROTOCOL/INTERNET PROTOCOL
- THE TRANSPORT LAYER PROVIDES TRANSPARENT TRANSFER OF DATA BETWEEN END USERS.
- THE DATA LINK LAYER IS NEXT TO PHYSICAL LAYER.
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