如何知道PHP或Java中LAN主机的所有远程连接？

I mean:

TCP    192.168.0.190:22218    69.59.196.211:80       ESTABLISHED
TCP    192.168.0.190:22237    72.14.203.102:80       ESTABLISHED
TCP    192.168.0.190:22322    69.59.196.216:80       ESTABLISHED
TCP    192.168.0.190:22324    64.34.80.173:80        ESTABLISHED
TCP    192.168.0.190:22218    69.59.1