wavecon@WAVECON-EX4200-VC# show firewall
family inet {
...
    filter udp-block {
        term udp {
            from {
                destination-address {
                    81.95.6.105/32;
                    81.95.6.91/32;
                    81.95.6.122/32;
                    81.95.6.177/32;
                    81.95.6.185/32;
                    81.95.6.186/32;
                    81.95.6.188/32;
                    81.95.6.107/32;
                    81.95.6.106/32;
                }
                protocol udp;
            }
            then {
                discard;
            }
        }
    }
}