("pcap.nas_enable",bpo::value<bool>(&args->stack.pcap.nas_enable)->default_value(false),"Enable NAS packet captures for wireshark")
("pcap.nas_filename",bpo::value<string>(&args->stack.pcap.nas_filename)->default_value("ue_nas.pcap"),"NAS layer capture filename (useful when NAS encryption is enabled)")