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:
    861663208 total packets received
    0 forwarded
    0 incoming packets discarded
    808750062 incoming packets delivered
    583721781 requests sent out
    12 outgoing packets dropped
    3 fragments dropped after timeout
    116 reassemblies required
    32 packets reassembled ok
    3 packet reassembles failed
    4 fragments failed
Icmp:
    18070816 ICMP messages received
    374 input ICMP message failed.
    InCsumErrors: 95
    ICMP input histogram:
        destination unreachable: 18951
        timeout in transit: 6550
        source quenches: 1
        redirects: 620
        echo requests: 18042732
        echo replies: 102
        timestamp request: 1764
        timestamp reply: 1
    18052823 ICMP messages sent
    0 ICMP messages failed
    ICMP output histogram:
        destination unreachable: 8327
        echo replies: 18042732
        timestamp replies: 1764
IcmpMsg:
        InType0: 102
        InType3: 18951
        InType4: 1
        InType5: 620
        InType8: 18042732
        InType11: 6550
        InType13: 1764
        InType14: 1
        OutType0: 18042732
        OutType3: 8327
        OutType14: 1764
Tcp:
    17664227 active connections openings
    32084863 passive connection openings
    550450 failed connection attempts
    532531 connection resets received
    35 connections established
    1059453062 segments received
    2414966383 segments send out
    21948763 segments retransmited
    212334 bad segments received.
    2302769 resets sent
    InCsumErrors: 58575
Udp:
    1456367 packets received
    7984 packets to unknown port received.
    0 packet receive errors
    4358606 packets sent
    0 receive buffer errors
    0 send buffer errors
UdpLite:
TcpExt:
    3921 SYN cookies sent
    5 SYN cookies received
    1260423 invalid SYN cookies received
    481790 resets received for embryonic SYN_RECV sockets
    3 packets pruned from receive queue because of socket buffer overrun
    249 ICMP packets dropped because they were out-of-window
    1 ICMP packets dropped because socket was locked
    24128645 TCP sockets finished time wait in fast timer
    50 time wait sockets recycled by time stamp
    107367 packets rejects in established connections because of timestamp
    1788716 delayed acks sent
    8958 delayed acks further delayed because of locked socket
    Quick ack mode was activated 538958 times
    580196 times the listen queue of a socket overflowed
    592201 SYNs to LISTEN sockets dropped
    248363 packets directly queued to recvmsg prequeue.
    64546573 bytes directly in process context from backlog
    2948824720 bytes directly received in process context from prequeue
    94544753 packet headers predicted
    284880 packets header predicted and directly queued to user
    461110711 acknowledgments not containing data payload received
    226634852 predicted acknowledgments
    1014 times recovered from packet loss due to fast retransmit
    555122 times recovered from packet loss by selective acknowledgements
    524 bad SACK blocks received
    Detected reordering 7094 times using FACK
    Detected reordering 63790 times using SACK
    Detected reordering 48 times using reno fast retransmit
    Detected reordering 117332 times using time stamp
    10919 congestion windows fully recovered without slow start
    108693 congestion windows partially recovered using Hoe heuristic
    5097 congestion windows recovered without slow start by DSACK
    86896 congestion windows recovered without slow start after partial ack
    TCPLostRetransmit: 114570
    326 timeouts after reno fast retransmit
    65006 timeouts after SACK recovery
    23607 timeouts in loss state
    3054436 fast retransmits
    160883 forward retransmits
    383824 retransmits in slow start
    20106993 other TCP timeouts
    TCPLossProbes: 451447
    TCPLossProbeRecovery: 73793
    204 classic Reno fast retransmits failed
    47210 SACK retransmits failed
    536148 DSACKs sent for old packets
    502 DSACKs sent for out of order packets
    419861 DSACKs received
    23815 DSACKs for out of order packets received
    514129 connections reset due to unexpected data
    46933 connections reset due to early user close
    91512 connections aborted due to timeout
    TCPSACKDiscard: 203
    TCPDSACKIgnoredOld: 4842
    TCPDSACKIgnoredNoUndo: 223868
    TCPSpuriousRTOs: 53584
    TCPMD5Unexpected: 536
    TCPSackShifted: 2146776
    TCPSackMerged: 5218964
    TCPSackShiftFallback: 9026707
    TCPReqQFullDoCookies: 3921
    TCPRetransFail: 117
    TCPRcvCoalesce: 7629416
    TCPOFOQueue: 160366
    TCPOFOMerge: 622
    TCPChallengeACK: 194986
    TCPSYNChallenge: 167791
    TCPFastOpenCookieReqd: 111774
    TCPSpuriousRtxHostQueues: 14339
    TCPAutoCorking: 4746
    TCPFromZeroWindowAdv: 28290
    TCPToZeroWindowAdv: 28290
    TCPWantZeroWindowAdv: 6645812
    TCPSynRetrans: 16868369
    TCPOrigDataSent: 2191432381
    TCPHystartTrainDetect: 89929
    TCPHystartTrainCwnd: 6884634
    TCPHystartDelayDetect: 32142
    TCPHystartDelayCwnd: 5949646
    TCPACKSkippedSynRecv: 21466
    TCPACKSkippedPAWS: 86304
    TCPACKSkippedSeq: 7310
    TCPACKSkippedFinWait2: 46
    TCPACKSkippedTimeWait: 894
    TCPACKSkippedChallenge: 10386
IpExt:
    InNoRoutes: 65
    InBcastPkts: 4311266
    InOctets: 2155647960360
    OutOctets: 4450934116984
    InBcastOctets: 147887841
    InNoECTPkts: 860194478
    InECT1Pkts: 7474
    InECT0Pkts: 1482249
    InCEPkts: 977