Burst Framenumber Filter gsm_burst_fnr_filter import grgsm grgsm.burst_fnr_filter($mode, $fnr) Mode mode enum Less or equal grgsm.FILTER_LESS_OR_EQUAL Greater or equal grgsm.FILTER_GREATER_OR_EQUAL Framenumber fnr 1500123 int in message out message 1 Burst framenumber filter forwards only blocks with a framenumber satisfying the configured mode, i.e. if mode is "Less or equal", then only bursts with a smaller or equal framenumber are forwarded.