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As soon as a bill is received,_____ .
Master/Slave Polling Protocol
A master/slave polling protocol is a communications protocol where a "master" device or system queries ("polls") one or more "slave" devices, controlling when they transmit data.
Direct Communication
A form of communication where devices or systems interact with each other directly without intermediary devices or systems.
Slaves
Devices or programs that operate under the control of another device or program in a master/slave configuration.
Gateways
Devices that act as an interface between different communication networks, enabling them to exchange information despite having different protocols.
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