When configuring a communication link between two devices, such as a computer and a PAC, what are two important aspects of the communication link?

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The Answer is When configuring a communication link between two devices, such as a computer and a PAC, there are two important aspects of the communication link:
1. First, there is the communication standard.
2. The second consideration is the protocol.

When Configuring a Communication Link Between Two Devices, Such as a Computer