The signals they had internally set up could not easily be interfered with by outsiders, so the signals they received must have been from soldiers who had found themselves cut off from the base and had sought out a method to actively establish a connection.
It was unclear how those soldiers had managed to do this, but it was evident... that among those soldiers there was a specialist who had additionally trained in information technology.
"This..." Some researchers were momentarily at a loss for words, a sense of unbelievable shock rising in their hearts. Without any technological basis in the wilderness, to create a communicator capable of supporting internet technology use with bare hands, could such a thing be done by an average soldier?