iptables

iptables -A INPUT -s 192.168.0.2 -p tcp --dport 32765:32768 -j ACCEPT
iptables -A INPUT -s 192.168.0.2 -p udp --dport 32765:32768 -j ACCEPT
iptables -A INPUT -s 192.168.0.2 -p tcp --dport 2049 -j ACCEPT
iptables -A INPUT -s 192.168.0.2 -p udp --dport 2049 -j ACCEPT
iptables -A INPUT -s 192.168.0.2 -p tcp --dport 111 -j ACCEPT
iptables -A INPUT -s 192.168.0.2 -p udp --dport 111 -j ACCEPT