B.1 The IP Routing Table

Netstat is a very useful tool for looking at various aspects of the IP configuration. Here, we illustrate the IP routing table on a Windows 2000 PC.

 C:\netstat -r Route Table Interface List 0x1 .................... MS TCP Loopback interface 0x1000003 ...00 b0 d0 16 48 97 ... 3Com EtherLink PCI Active Routes: Network Dest   Netmask        Gateway        Interface     Metric 0.0.0.0        0.0.0.0        142.159.65.17  142.159.65.29  1 127.0.0.0      255.0.0.0      127.0.0.1      127.0.0.1      1 142.159.65.0   255.255.255.0  142.159.65.29  142.159.65.29  1 Default Gateway:  142.159.65.17 Persistent Routes: None