过滤ipv4 某端口

(tcp.srcport8080 or tcp.dstport8080) and ip.version==4

过滤ipv4某ip

(ip.dst61.135.169.125 or ip.src61.135.169.125) and ip.version==4

过滤icpm和dns

(ip.dst39.105.208.10 or ip.src39.105.208.10) and (icmp or dns)