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:
    515318970 total packets received
    0 forwarded
    0 incoming packets discarded
    479884843 incoming packets delivered
    374131704 requests sent out
    12 outgoing packets dropped
    1 fragments dropped after timeout
    48 reassemblies required
    15 packets reassembled ok
    1 packet reassembles failed
    4 fragments failed
Icmp:
    17424347 ICMP messages received
    244 input ICMP message failed.
    InCsumErrors: 61
    ICMP input histogram:
        destination unreachable: 11859
        timeout in transit: 2108
        source quenches: 1
        redirects: 451
        echo requests: 17409116
        echo replies: 71
        timestamp request: 680
    17416100 ICMP messages sent
    0 ICMP messages failed
    ICMP output histogram:
        destination unreachable: 6304
        echo replies: 17409116
        timestamp replies: 680
IcmpMsg:
        InType0: 71
        InType3: 11859
        InType4: 1
        InType5: 451
        InType8: 17409116
        InType11: 2108
        InType13: 680
        OutType0: 17409116
        OutType3: 6304
        OutType14: 680
Tcp:
    11828215 active connections openings
    21732497 passive connection openings
    260139 failed connection attempts
    318948 connection resets received
    28 connections established
    659586616 segments received
    1547961822 segments send out
    11087036 segments retransmited
    191590 bad segments received.
    1444536 resets sent
    InCsumErrors: 38516
Udp:
    1167232 packets received
    6129 packets to unknown port received.
    0 packet receive errors
    3119862 packets sent
    0 receive buffer errors
    0 send buffer errors
UdpLite:
TcpExt:
    153 SYN cookies sent
    1 SYN cookies received
    780559 invalid SYN cookies received
    192616 resets received for embryonic SYN_RECV sockets
    3 packets pruned from receive queue because of socket buffer overrun
    191 ICMP packets dropped because they were out-of-window
    1 ICMP packets dropped because socket was locked
    16119765 TCP sockets finished time wait in fast timer
    50 time wait sockets recycled by time stamp
    63125 packets rejects in established connections because of timestamp
    1162116 delayed acks sent
    5932 delayed acks further delayed because of locked socket
    Quick ack mode was activated 382774 times
    571229 times the listen queue of a socket overflowed
    574501 SYNs to LISTEN sockets dropped
    170828 packets directly queued to recvmsg prequeue.
    44745721 bytes directly in process context from backlog
    2059204980 bytes directly received in process context from prequeue
    66666839 packet headers predicted
    198238 packets header predicted and directly queued to user
    285641243 acknowledgments not containing data payload received
    144671240 predicted acknowledgments
    746 times recovered from packet loss due to fast retransmit
    362070 times recovered from packet loss by selective acknowledgements
    412 bad SACK blocks received
    Detected reordering 4646 times using FACK
    Detected reordering 30983 times using SACK
    Detected reordering 44 times using reno fast retransmit
    Detected reordering 56016 times using time stamp
    6173 congestion windows fully recovered without slow start
    51946 congestion windows partially recovered using Hoe heuristic
    3687 congestion windows recovered without slow start by DSACK
    61464 congestion windows recovered without slow start after partial ack
    TCPLostRetransmit: 88341
    276 timeouts after reno fast retransmit
    45884 timeouts after SACK recovery
    16996 timeouts in loss state
    2342407 fast retransmits
    104160 forward retransmits
    300914 retransmits in slow start
    8537381 other TCP timeouts
    TCPLossProbes: 335194
    TCPLossProbeRecovery: 57247
    161 classic Reno fast retransmits failed
    34808 SACK retransmits failed
    379909 DSACKs sent for old packets
    317 DSACKs sent for out of order packets
    251274 DSACKs received
    17519 DSACKs for out of order packets received
    316403 connections reset due to unexpected data
    30025 connections reset due to early user close
    65343 connections aborted due to timeout
    TCPSACKDiscard: 151
    TCPDSACKIgnoredOld: 2933
    TCPDSACKIgnoredNoUndo: 129906
    TCPSpuriousRTOs: 39120
    TCPMD5Unexpected: 144
    TCPSackShifted: 1518401
    TCPSackMerged: 3727695
    TCPSackShiftFallback: 5459540
    TCPReqQFullDoCookies: 153
    TCPRetransFail: 117
    TCPRcvCoalesce: 5921105
    TCPOFOQueue: 127098
    TCPOFOMerge: 411
    TCPChallengeACK: 181895
    TCPSYNChallenge: 166891
    TCPFastOpenCookieReqd: 87307
    TCPSpuriousRtxHostQueues: 14270
    TCPAutoCorking: 3183
    TCPFromZeroWindowAdv: 26599
    TCPToZeroWindowAdv: 26599
    TCPWantZeroWindowAdv: 3872221
    TCPSynRetrans: 7214322
    TCPOrigDataSent: 1403058378
    TCPHystartTrainDetect: 57222
    TCPHystartTrainCwnd: 4193690
    TCPHystartDelayDetect: 20719
    TCPHystartDelayCwnd: 3747323
    TCPACKSkippedSynRecv: 17499
    TCPACKSkippedPAWS: 49400
    TCPACKSkippedSeq: 5436
    TCPACKSkippedFinWait2: 31
    TCPACKSkippedTimeWait: 444
    TCPACKSkippedChallenge: 7824
IpExt:
    InNoRoutes: 65
    InBcastPkts: 2280430
    InOctets: 1242248923561
    OutOctets: 2584695538342
    InBcastOctets: 84898807
    InNoECTPkts: 514114070
    InECT1Pkts: 4712
    InECT0Pkts: 1213166
    InCEPkts: 899