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How to display Routing Table

On Linux systems the routing table maps destinations to the router and network interface that IP must use to reach that destination.

Using netstat to troubleshoot linux networks

netstat is a useful tool for checking your network configuration and activity. It is in fact a collection of several tools lumped together.

Identifying an ethernet (MAC) address in Solaris

Identifying a ethernet MAC address in Solaris as a non-root user is not as difficult as people think. arp, netstat and prtpicl are your friends.