netstat -s

tcp:
	4087074914 packets sent
		347087161 data packets (629593487659 bytes)
		40191 data packets (25514649 bytes) retransmitted
		2030 data packets unnecessarily retransmitted
		0 resends initiated by MTU discovery
		2151735775 ack-only packets (7870887 delayed)
		0 URG only packets
		53 window probe packets
		1576056890 window update packets
		12156556 control packets
	5957883186 packets received
		318500646 acks (for 629595020049 bytes)
		5799903 duplicate acks
		0 acks for unsent data
		5801553193 packets (8486088159619 bytes) received in-sequence
		3045112 completely duplicate packets (5889937 bytes)
		864 old duplicate packets
		469 packets with some dup. data (155238 bytes duped)
		30126 out-of-order packets (20708581 bytes)
		247 packets (247 bytes) of data after window
		247 window probes
		9505677 window update packets
		412211 packets received after close
		421 discarded for bad checksums
		0 discarded for bad header offset fields
		0 discarded because packet too short
		211 discarded due to memory problems
	3174557 connection requests
	6142250 connection accepts
	0 bad connection attempts
	0 listen queue overflows
	27401 ignored RSTs in the windows
	9313775 connections established (including accepts)
	9910659 connections closed (including 295122 drops)
		2735561 connections updated cached RTT on close
		2736629 connections updated cached RTT variance on close
		920327 connections updated cached ssthresh on close
	824 embryonic connections dropped
	316808000 segments updated rtt (of 230516203 attempts)
	48257 retransmit timeouts
		1129 connections dropped by rexmit timeout
	140 persist timeouts
		0 connections dropped by persist timeout
	0 Connections (fin_wait_2) dropped because of timeout
	3290 keepalive timeouts
		3153 keepalive probes sent
		137 connections dropped by keepalive
	59304835 correct ACK header predictions
	5581700113 correct data packet header predictions
	6151636 syncache entries added
		11064 retransmitted
		5647 dupsyn
		1 dropped
		6142250 completed
		90 bucket overflow
		0 cache overflow
		7020 reset
		1838 stale
		0 aborted
		0 badack
		589 unreach
		0 zone failures
	6151637 cookies sent
	153 cookies received
	14326 hostcache entries added
		0 bucket overflow
	1932 SACK recovery episodes
	6178 segment rexmits in SACK recovery episodes
	8240629 byte rexmits in SACK recovery episodes
	54615 SACK options (SACK blocks) received
	18751 SACK options (SACK blocks) sent
	0 SACK scoreboard overflow
	0 packets with ECN CE bit set
	0 packets with ECN ECT(0) bit set
	0 packets with ECN ECT(1) bit set
	0 successful ECN handshakes
	0 times ECN reduced the congestion window
udp:
	451128082 datagrams received
	0 with incomplete header
	0 with bad data length field
	48 with bad checksum
	6257 with no checksum
	15826353 dropped due to no socket
	0 broadcast/multicast datagrams undelivered
	140876 dropped due to full socket buffers
	0 not for hashed pcb
	435160805 delivered
	90868551 datagrams output
	0 times multicast source filter matched
sctp:
	0 input packets
		0 datagrams
		0 packets that had data
		0 input SACK chunks
		0 input DATA chunks
		0 duplicate DATA chunks
		0 input HB chunks
		0 HB-ACK chunks
		0 input ECNE chunks
		0 input AUTH chunks
		0 chunks missing AUTH
		0 invalid HMAC ids received
		0 invalid secret ids received
		0 auth failed
		0 fast path receives all one chunk
		0 fast path multi-part data
	0 output packets
		0 output SACKs
		0 output DATA chunks
		0 retransmitted DATA chunks
		0 fast retransmitted DATA chunks
		0 FR's that happened more than once to same chunk
		0 output HB chunks
		0 output ECNE chunks
		0 output AUTH chunks
		0 ip_output error counter
	Packet drop statistics:
		0 from middle box
		0 from end host
		0 with data
		0 non-data, non-endhost
		0 non-endhost, bandwidth rep only
		0 not enough for chunk header
		0 not enough data to confirm
		0 where process_chunk_drop said break
		0 failed to find TSN
		0 attempt reverse TSN lookup
		0 e-host confirms zero-rwnd
		0 midbox confirms no space
		0 data did not match TSN
		0 TSN's marked for Fast Retran
	Timeouts:
		0 iterator timers fired
		0 T3 data time outs
		0 window probe (T3) timers fired
		0 INIT timers fired
		0 sack timers fired
		0 shutdown timers fired
		0 heartbeat timers fired
		0 a cookie timeout fired
		0 an endpoint changed its cookiesecret
		0 PMTU timers fired
		0 shutdown ack timers fired
		0 shutdown guard timers fired
		0 stream reset timers fired
		0 early FR timers fired
		0 an asconf timer fired
		0 auto close timer fired
		0 asoc free timers expired
		0 inp free timers expired
	0 packet shorter than header
	0 checksum error
	0 no endpoint for port
	0 bad v-tag
	0 bad SID
	0 no memory
	0 number of multiple FR in a RTT window
	0 RFC813 allowed sending
	0 RFC813 does not allow sending
	0 times max burst prohibited sending
	0 look ahead tells us no memory in interface
	0 numbers of window probes sent
	0 times an output error to clamp down on next user send
	0 times sctp_senderrors were caused from a user
	0 number of in data drops due to chunk limit reached
	0 number of in data drops due to rwnd limit reached
	0 times a ECN reduced the cwnd
	0 used express lookup via vtag
	0 collision in express lookup
	0 times the sender ran dry of user data on primary
	0 same for above
	0 sacks the slow way
	0 window update only sacks sent
	0 sends with sinfo_flags !=0
	0 unordered sends
	0 sends with EOF flag set
	0 sends with ABORT flag set
	2988 times protocol drain called
	0 times we did a protocol drain
	0 times recv was called with peek
	0 cached chunks used
	0 cached stream oq's used
	0 unread messages abandonded by close
	0 send burst avoidance, already max burst inflight to net
	0 send cwnd full avoidance, already max burst inflight to net
	0 number of map array over-runs via fwd-tsn's
ip:
	6531425438 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
	6527312714 packets for this host
	0 packets for unknown/unsupported protocol
	616754 packets forwarded (0 packets fast forwarded)
	0 packets not forwardable
	0 packets received for unknown multicast group
	0 redirects sent
	4341979331 packets sent from this host
	28054 packets sent with fabricated ip header
	0 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
	64 datagrams with bad address in header
icmp:
	15771132 calls to icmp_error
	0 errors not generated in response to an icmp message
	Output histogram:
		echo reply: 2133949
		destination unreachable: 15771117
		time exceeded: 15
	0 messages with bad code fields
	0 messages less than the minimum length
	10 messages with bad checksum
	0 messages with bad length
	0 multicast echo requests ignored
	0 multicast timestamp requests ignored
	Input histogram:
		echo reply: 115507622
		destination unreachable: 638691
		echo: 2133949
		time exceeded: 21913
	2133949 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 wrong TTL
	0 messages received with bad checksum
	0 V1/V2 membership queries received
	0 V3 membership queries received
	0 membership queries received with invalid field(s)
	0 general queries received
	0 group queries received
	0 group-source queries received
	0 group-source queries dropped
	0 membership reports received
	0 membership reports received with invalid field(s)
	0 membership reports received for groups to which we belong
	0 V3 reports received without Router Alert
	0 membership reports sent
arp:
	111705 ARP requests sent
	490889 ARP replies sent
	9412490 ARP requests received
	110752 ARP replies received
	9523242 ARP packets received
	2199 total packets dropped due to no ARP entry
	104706 ARP entrys timed out
	0 Duplicate IPs seen
ip6:
	43475 total packets received
	0 with size smaller than minimum
	0 with data size < data 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 fragments that exceeded limit
	0 packets reassembled ok
	56 packets for this host
	0 packets forwarded
	0 packets not forwardable
	0 redirects sent
	61 packets sent from this host
	0 packets sent with fabricated ip header
	0 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 packets that violated scope rules
	41 multicast packets which we don't join
	Input histogram:
		hop by hop: 40
		ICMP6: 43435
	Mbuf statistics:
		0 one mbuf
		43475 one ext mbuf
		0 two or more ext mbuf
	0 packets whose headers are not continuous
	0 tunneling packets that can't find gif
	0 packets discarded because of too many headers
	0 failures of source address selection
	Source addresses selection rule applied:
		167 first candidate
		3 same address
		124 appropriate scope
		6 longest match
icmp6:
	0 calls to icmp6_error
	0 errors not generated in response to an icmp6 message
	0 errors not generated because of rate limitation
	Output histogram:
		neighbor solicitation: 21
		neighbor advertisement: 4
		MLDv2 listener report: 31
	0 messages with bad code fields
	0 messages < minimum length
	0 bad checksums
	0 messages with bad length
	Input histogram:
		router advertisement: 43386
		neighbor solicitation: 4
		neighbor advertisement: 4
	Histogram of error messages to be generated:
		0 no route
		0 administratively prohibited
		0 beyond scope
		0 address unreachable
		0 port unreachable
		0 packet too big
		0 time exceed transit
		0 time exceed reassembly
		0 erroneous header field
		0 unrecognized next header
		0 unrecognized option
		0 redirect
		0 unknown
	0 message responses generated
	0 messages with too many ND options
	0 messages with bad ND options
	0 bad neighbor solicitation messages
	0 bad neighbor advertisement messages
	0 bad router solicitation messages
	0 bad router advertisement messages
	0 bad redirect messages
	0 path MTU changes
rip6:
	0 messages received
	0 checksum calculations on inbound
	0 messages with bad checksum
	0 messages dropped due to no socket
	0 multicast messages dropped due to no socket
	0 messages dropped due to full socket buffers
	0 delivered
	0 datagrams output