-bash-2.05b$ netstat -s
tcp:
352708553 packets sent
284611637 data packets (1786112092 bytes)
3682162 data packets (1444233990 bytes) retransmitted
150327 data packets unnecessarily retransmitted
865 resends initiated by MTU discovery
63129363 ack-only packets (62945232 delayed)
0 URG only packets
335 window probe packets
1468 window update packets
1353604 control packets
418995899 packets received
257945755 acks (for 1817017403 bytes)
12039218 duplicate acks
7 acks for unsent data
205736991 packets (3933536656 bytes) received in-sequence
1387856 completely duplicate packets (22891026 bytes)
0 old duplicate packets
228954 packets with some dup. data (4281637 bytes duped)
0 out-of-order packets (0 bytes)
6 packets (0 bytes) of data after window
0 window probes
46241 window update packets
34614 packets received after close
0 discarded for bad checksums
0 discarded for bad header offset fields
0 discarded because packet too short
21 connection requests
2222005 connection accepts
123808 bad connection attempts
0 listen queue overflows
27224 ignored RSTs in the windows
2222020 connections established (including accepts)
2219455 connections closed (including 1074338 drops)
1927414 connections updated cached RTT on close
2032580 connections updated cached RTT variance on close
574685 connections updated cached ssthresh on close
0 embryonic connections dropped
241492927 segments updated rtt (of 244250833 attempts)
4108743 retransmit timeouts
104444 connections dropped by rexmit timeout
343 persist timeouts
3 connections dropped by persist timeout
289650 keepalive timeouts
258902 keepalive probes sent
30748 connections dropped by keepalive
4146417 correct ACK header predictions
145070901 correct data packet header predictions
2222114 syncache entries added
298 retransmitted
349 dupsyn
4 dropped
2222005 completed
0 bucket overflow
0 cache overflow
11 reset
0 stale
0 aborted
0 badack
98 unreach
0 zone failures
0 cookies sent
0 cookies received
45736 SACK recovery episodes
7 segment rexmits in SACK recovery episodes
3116 byte rexmits in SACK recovery episodes
190 SACK options (SACK blocks) received
0 SACK options (SACK blocks) sent
0 SACK scoreboard overflow
udp:
675461 datagrams received
0 with incomplete header
0 with bad data length field
0 with bad checksum
3771 with no checksum
36 dropped due to no socket
1352 broadcast/multicast datagrams dropped due to no socket
312 dropped due to full socket buffers
0 not for hashed pcb
673761 delivered
2525517 datagrams output
ip:
420507905 total packets received
0 bad header checksums
0 with size smaller than minimum
0 with data size < data length
0 with ip length > max ip packet size
0 with header length < data size
0 with data length < header length
0 with bad options
0 with incorrect version number
0 fragments received
0 fragments dropped (dup or out of space)
0 fragments dropped after timeout
0 packets reassembled ok
419671454 packets for this host
836451 packets for unknown/unsupported protocol
0 packets forwarded (0 packets fast forwarded)
0 packets not forwardable
0 packets received for unknown multicast group
0 redirects sent
355710817 packets sent from this host
1 packet sent with fabricated ip header
70024 output packets dropped due to no bufs, etc.
0 output packets discarded due to no route
0 output datagrams fragmented
0 fragments created
0 datagrams that can't be fragmented
0 tunneling packets that can't find gif
0 datagrams with bad address in header
icmp:
0 calls to icmp_error
0 errors not generated in response to an icmp message
0 messages with bad code fields
0 messages < minimum length
0 bad checksums
0 messages with bad length
0 multicast echo requests ignored
0 multicast timestamp requests ignored
Input histogram:
echo reply: 15
destination unreachable: 832580
source quench: 29
routing redirect: 1052
time exceeded: 2868
0 message responses generated
0 invalid return addresses
0 no return routes
ICMP address mask responses are disabled
igmp:
0 messages received
0 messages received with too few bytes
0 messages received with bad checksum
0 membership queries received
0 membership queries received with invalid field(s)
0 membership reports received
0 membership reports received with invalid field(s)
0 membership reports received for groups to which we belong
0 membership reports sent
Warning: sysctl(net.inet6.ip6.rip6stats): No such file or directory
-bash-2.05b$