table inet lisglosips_s19_rtpengine {
  chain input {
    type filter hook input priority -14; policy accept;
    iif "lo" accept
    ct state established,related accept
    ip saddr 100.93.185.30 udp dport 30000-40000 accept
    udp dport 30000-40000 drop
    tcp dport { 2224, 2225 } drop
    udp dport 2223 drop
  }
}