Figure 1: Sample output from netstat

ip:
10 total packets received
0 bad header checksums
0 with size smaller than minimum
0 with data size < data length
0 with header length < data size
0 with data length < header length
0 fragments received
0 fragments dropped (dup or out of space)
0 fragments dropped after timeout
0 packets forwarded
0 packets not forwardable
0 redirects sent
0 No proto datagrams
0 packets consumed
0 total packets generated
0 total packets reassembled ok
0 total packets fragmented ok
0 total fragmented packets created
0 packets can not be fragmented
icmp:
1 calls to icmp_error
0 errors not generated 'cuz old message was icmp
0 messages with bad code fields
0 messages < minimum length
0 bad checksums
0 messages with bad length
0 message responses generated
tcp:
10 packets sent
0 data packets (0 bytes)
0 data packets (0 bytes) retransmitted
0 ack-only packets (0 delayed)
0 URG only packets
0 window probe packets
0 window update packets
0 control packets
10 packets received
0 acks (for 0 bytes)
0 duplicate acks
0 acks for unsent data
0 packets (0 bytes) received in-sequence
0 completely duplicate packets (0 bytes)
0 packets with some dup. data (0 bytes duped)
0 out-of-order packets (0 bytes)
0 packets (0 bytes) of data after window
0 window probes
0 window update packets
0 packets received after close
0 discarded for bad checksums
0 discarded for bad header offset fields
0 discarded because packet too short
1 connection requests
1 connection accepts
0 connections established (including accepts)
0 connections closed (including 0 drops)
0 embryonic connections dropped
0 segments updated rtt (of 0 attempts)
0 retransmit timeouts
0 connections dropped by rexmit timeout
0 persist timeouts
0 keepalive timeouts
0 keepalive probes sent
0 connections dropped by keepalive
udp:
0 incomplete headers
0 bad data length fields
0 bad checksums
0 total packets received
0 No port datagrams
10 total packets sent