type: u32 help: UDP stream timeout in seconds default: 180 val_help: u32:1-21474836; UDP stream timeout in seconds syntax:expression: ($VAR(@) >= 1 && $VAR(@) <= 21474836) ; "Value must be between 1 and 21474836" update: sudo sysctl -q -w net/netfilter/nf_conntrack_udp_timeout_stream=$VAR(@) delete: sudo sysctl -q -w net/netfilter/nf_conntrack_udp_timeout_stream=180