通过添加规则,允许通往192.168.0.2的SSH连接通过防火墙的iptables指令是()
A.iptables-FINPUT-d192.168.0.2-ptcp--dport22-jACCEPT B.iptables-AINPUT-d192.168.0.2-ptcp--dport23-jACCEPT C.iptables-AFORWARD-d192.168.0.2-ptcp--dport22-jACCEPT D.iptables-AFORWARD-d192.168.0.2-ptcp--dport23-jACCEPT