INT 7F - G8BPQ v4.00+ - HOST MODE - UPDATE SWITCH INFORMATION                   
	AH = 0Ch
	DX = function
	    0001h update beacon text
		CX = length of data
		ES:SI -> data to be sent in beacons
	    0002h (v4.07+) initiate NODES broadcast
SeeAlso: AH=09h"G8BPQ"