:input;type filter hook input priority 0 :ingress;type filter hook ingress device lo priority 0 *ip;test-ip4;input *ip6;test-ip6;input *inet;test-inet;input *netdev;test-netdev;ingress dccp sport 21-35;ok dccp sport != 21-35;ok dccp sport {23, 24, 25};ok dccp sport != {23, 24, 25};ok dccp sport { 20-50 };ok dccp sport 20-50;ok dccp sport { 20-50};ok dccp sport != { 20-50};ok # dccp dport 21-35;ok # dccp dport != 21-35;ok dccp dport {23, 24, 25};ok dccp dport != {23, 24, 25};ok dccp dport { 20-50};ok dccp dport != { 20-50};ok dccp type {request, response, data, ack, dataack, closereq, close, reset, sync, syncack};ok dccp type != {request, response, data, ack, dataack, closereq, close, reset, sync, syncack};ok dccp type request;ok dccp type != request;ok