This article takes place in the 24 & 26 centuries of Distant Worlds.
Call Nearest Retransmitter First (CNRFv1) emerged as a critical network protocol tailored for the Void Retransmitter infrastructure. Its invention was driven by the need for a new, modernized wireless algorithm capable of determining the shortest path in space, a domain where traditional terrestrial cable-based routing methods were no longer viable. The principle behind CNRFv1 is elegantly simple:
Void Retransmitters continuously emit signals in a 360-degree circular radius around themselves. When Retransmitter A sends a "good morning" message, the CNRF algorithm determines the nearest retransmitter by recording the time delay between the transmission and the reception of a response from Retransmitter B. In essence, it is a sophisticated reuse of classical radar principles adapted for interstellar communication.
Moreover, the protocol intelligently accounts for Doppler shifting of signals, adjusting for cases when Void Retransmitters are moving at significant relative velocities compared to the sender. By compensating for frequency shifts caused by motion, CNRFv1 maintains accurate path determination even in dynamic, high-speed environments.