Burst Framenumber Filtergsm_burst_fnr_filterimport grgsmgrgsm.burst_fnr_filter($mode, $fnr)ModemodeenumFramenumberfnr1500123intinmessage
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.