Interfaces

Allocation

netstat: invalid option -- 'm'
usage: netstat [-vWeenNcCF] [] -r         netstat {-V|--version|-h|--help}
       netstat [-vWnNcaeol] [ ...]
       netstat { [-vWeenNac] -I[] | [-veenNac] -i | [-cnNe] -M | -s [-6tuw] } [delay]

        -r, --route              display routing table
        -I, --interfaces= display interface table for 
        -i, --interfaces         display interface table
        -g, --groups             display multicast group memberships
        -s, --statistics         display networking statistics (like SNMP)
        -M, --masquerade         display masqueraded connections

        -v, --verbose            be verbose
        -W, --wide               don't truncate IP addresses
        -n, --numeric            don't resolve names
        --numeric-hosts          don't resolve host names
        --numeric-ports          don't resolve port names
        --numeric-users          don't resolve user names
        -N, --symbolic           resolve hardware names
        -e, --extend             display other/more information
        -p, --programs           display PID/Program name for sockets
        -o, --timers             display timers
        -c, --continuous         continuous listing

        -l, --listening          display listening server sockets
        -a, --all                display all sockets (default: connected)
        -F, --fib                display Forwarding Information Base (default)
        -C, --cache              display routing cache instead of FIB
        -Z, --context            display SELinux security context for sockets

  ={-t|--tcp} {-u|--udp} {-U|--udplite} {-S|--sctp} {-w|--raw}
           {-x|--unix} --ax25 --ipx --netrom
  =Use '-6|-4' or '-A ' or '--'; default: inet
  List of possible address families (which support routing):
    inet (DARPA Internet) inet6 (IPv6) ax25 (AMPR AX.25) 
    netrom (AMPR NET/ROM) ipx (Novell IPX) ddp (Appletalk DDP) 
    x25 (CCITT X.25) 

Sockets

Stats

Ip:
    1259028110 total packets received
    0 forwarded
    0 incoming packets discarded
    959391938 incoming packets delivered
    781384865 requests sent out
    36 dropped because of missing route
    2 fragments dropped after timeout
    2 reassemblies required
    2 packet reassembles failed
    8 fragments failed
Icmp:
    39328932 ICMP messages received
    1493 input ICMP message failed.
    InCsumErrors: 3
    ICMP input histogram:
        destination unreachable: 38613
        timeout in transit: 1275
        redirects: 1517
        echo requests: 39287428
        echo replies: 50
        timestamp request: 46
    39304742 ICMP messages sent
    0 ICMP messages failed
    ICMP output histogram:
        destination unreachable: 17268
        echo replies: 39287428
        timestamp replies: 46
IcmpMsg:
        InType0: 50
        InType3: 38613
        InType5: 1517
        InType8: 39287428
        InType11: 1275
        InType13: 46
        OutType0: 39287428
        OutType3: 17268
        OutType14: 46
Tcp:
    28315673 active connections openings
    55198093 passive connection openings
    477204 failed connection attempts
    375707 connection resets received
    22 connections established
    1174453791 segments received
    2361918921 segments send out
    22844851 segments retransmited
    93211 bad segments received.
    2165204 resets sent
    InCsumErrors: 90473
Udp:
    1031883 packets received
    7717 packets to unknown port received.
    0 packet receive errors
    6881012 packets sent
    0 receive buffer errors
    0 send buffer errors
UdpLite:
TcpExt:
    2256 SYN cookies sent
    245 SYN cookies received
    977026 invalid SYN cookies received
    157069 resets received for embryonic SYN_RECV sockets
    57 packets pruned from receive queue because of socket buffer overrun
    441 ICMP packets dropped because they were out-of-window
    38139571 TCP sockets finished time wait in fast timer
    92576 packets rejects in established connections because of timestamp
    2863919 delayed acks sent
    11248 delayed acks further delayed because of locked socket
    Quick ack mode was activated 1512825 times
    12999 times the listen queue of a socket overflowed
    17840 SYNs to LISTEN sockets dropped
    441897 packets directly queued to recvmsg prequeue.
    85503483 bytes directly in process context from backlog
    5066578551 bytes directly received in process context from prequeue
    99298020 packet headers predicted
    415822 packets header predicted and directly queued to user
    532310828 acknowledgments not containing data payload received
    251333953 predicted acknowledgments
    895 times recovered from packet loss due to fast retransmit
    2707081 times recovered from packet loss by selective acknowledgements
    440948 bad SACK blocks received
    Detected reordering 24546 times using FACK
    Detected reordering 43310 times using SACK
    Detected reordering 1029 times using reno fast retransmit
    Detected reordering 114526 times using time stamp
    79155 congestion windows fully recovered without slow start
    80961 congestion windows partially recovered using Hoe heuristic
    12447 congestion windows recovered without slow start by DSACK
    152321 congestion windows recovered without slow start after partial ack
    TCPLostRetransmit: 219976
    88 timeouts after reno fast retransmit
    276195 timeouts after SACK recovery
    571684 timeouts in loss state
    7129402 fast retransmits
    1842108 forward retransmits
    3557304 retransmits in slow start
    3411015 other TCP timeouts
    TCPLossProbes: 3194833
    TCPLossProbeRecovery: 267053
    146 classic Reno fast retransmits failed
    765272 SACK retransmits failed
    1507552 DSACKs sent for old packets
    320 DSACKs sent for out of order packets
    789271 DSACKs received
    33828 DSACKs for out of order packets received
    430709 connections reset due to unexpected data
    28440 connections reset due to early user close
    135667 connections aborted due to timeout
    TCPSACKDiscard: 2184
    TCPDSACKIgnoredOld: 22319
    TCPDSACKIgnoredNoUndo: 355489
    TCPSpuriousRTOs: 91685
    TCPSackShifted: 3422030
    TCPSackMerged: 7688357
    TCPSackShiftFallback: 17957671
    TCPReqQFullDoCookies: 2256
    TCPRetransFail: 194
    TCPRcvCoalesce: 6849240
    TCPOFOQueue: 163821
    TCPOFOMerge: 364
    TCPChallengeACK: 54225
    TCPSYNChallenge: 3447
    TCPFastOpenCookieReqd: 4017
    TCPSpuriousRtxHostQueues: 189
    TCPAutoCorking: 363
    TCPFromZeroWindowAdv: 1473
    TCPToZeroWindowAdv: 1473
    TCPWantZeroWindowAdv: 8826261
    TCPSynRetrans: 3642521
    TCPOrigDataSent: 2056480550
    TCPHystartTrainDetect: 117094
    TCPHystartTrainCwnd: 11908249
    TCPHystartDelayDetect: 54337
    TCPHystartDelayCwnd: 7879541
    TCPACKSkippedSynRecv: 13604
    TCPACKSkippedPAWS: 68867
    TCPACKSkippedSeq: 8650
    TCPACKSkippedFinWait2: 38
    TCPACKSkippedTimeWait: 959
    TCPACKSkippedChallenge: 14868
    TCPWqueueTooBig: 5
IpExt:
    InBcastPkts: 45478
    InOctets: 2405934541115
    OutOctets: 4723820721229
    InBcastOctets: 11008892
    InNoECTPkts: 1256127462
    InECT1Pkts: 39339
    InECT0Pkts: 2877063
    InCEPkts: 3172