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:
    129561599 total packets received
    0 forwarded
    0 incoming packets discarded
    116154796 incoming packets delivered
    104747534 requests sent out
    36 dropped because of missing route
    1 fragments dropped after timeout
    31 reassemblies required
    7 packets reassembled ok
    1 packet reassembles failed
    2 fragments received ok
    4 fragments created
Icmp:
    13194372 ICMP messages received
    67 input ICMP message failed.
    ICMP input histogram:
        destination unreachable: 2069
        timeout in transit: 393
        redirects: 123
        echo requests: 13191747
        echo replies: 3
        timestamp request: 32
        address mask request: 5
    13193185 ICMP messages sent
    0 ICMP messages failed
    ICMP output histogram:
        destination unreachable: 1406
        echo replies: 13191747
        timestamp replies: 32
IcmpMsg:
        InType0: 3
        InType3: 2069
        InType5: 123
        InType8: 13191747
        InType11: 393
        InType13: 32
        InType17: 5
        OutType0: 13191747
        OutType3: 1406
        OutType14: 32
Tcp:
    7420193 active connections openings
    14668827 passive connection openings
    21528 failed connection attempts
    26739 connection resets received
    8 connections established
    192104540 segments received
    603664983 segments send out
    430558 segments retransmited
    14051 bad segments received.
    466245 resets sent
    InCsumErrors: 10437
Udp:
    150629 packets received
    1157 packets to unknown port received.
    0 packet receive errors
    779018 packets sent
    0 receive buffer errors
    0 send buffer errors
UdpLite:
TcpExt:
    4185 invalid SYN cookies received
    21236 resets received for embryonic SYN_RECV sockets
    15 ICMP packets dropped because they were out-of-window
    14519771 TCP sockets finished time wait in fast timer
    729 packets rejects in established connections because of timestamp
    185968 delayed acks sent
    393 delayed acks further delayed because of locked socket
    Quick ack mode was activated 12110 times
    33101 times the listen queue of a socket overflowed
    33313 SYNs to LISTEN sockets dropped
    86944 packets directly queued to recvmsg prequeue.
    14938079 bytes directly in process context from backlog
    1058581013 bytes directly received in process context from prequeue
    16577045 packet headers predicted
    87598 packets header predicted and directly queued to user
    93565575 acknowledgments not containing data payload received
    12281838 predicted acknowledgments
    100 times recovered from packet loss due to fast retransmit
    24856 times recovered from packet loss by selective acknowledgements
    279 bad SACK blocks received
    Detected reordering 73 times using FACK
    Detected reordering 358 times using SACK
    Detected reordering 133 times using time stamp
    169 congestion windows fully recovered without slow start
    125 congestion windows partially recovered using Hoe heuristic
    609 congestion windows recovered without slow start by DSACK
    4041 congestion windows recovered without slow start after partial ack
    TCPLostRetransmit: 24189
    58 timeouts after reno fast retransmit
    1866 timeouts after SACK recovery
    970 timeouts in loss state
    138978 fast retransmits
    3150 forward retransmits
    15709 retransmits in slow start
    180515 other TCP timeouts
    TCPLossProbes: 33861
    TCPLossProbeRecovery: 3052
    31 classic Reno fast retransmits failed
    2288 SACK retransmits failed
    12117 DSACKs sent for old packets
    40 DSACKs sent for out of order packets
    11360 DSACKs received
    23 DSACKs for out of order packets received
    3079 connections reset due to unexpected data
    4060 connections reset due to early user close
    10265 connections aborted due to timeout
    TCPDSACKIgnoredOld: 411
    TCPDSACKIgnoredNoUndo: 6607
    TCPSpuriousRTOs: 1162
    TCPSackShifted: 25971
    TCPSackMerged: 129089
    TCPSackShiftFallback: 118074
    TCPRcvCoalesce: 374675
    TCPOFOQueue: 25925
    TCPOFOMerge: 69
    TCPChallengeACK: 5763
    TCPSYNChallenge: 4602
    TCPFastOpenCookieReqd: 1719
    TCPSpuriousRtxHostQueues: 80
    TCPAutoCorking: 406
    TCPFromZeroWindowAdv: 2812
    TCPToZeroWindowAdv: 2812
    TCPWantZeroWindowAdv: 1915229
    TCPSynRetrans: 156405
    TCPOrigDataSent: 525862648
    TCPHystartTrainDetect: 301148
    TCPHystartTrainCwnd: 5948338
    TCPHystartDelayDetect: 537
    TCPHystartDelayCwnd: 155217
    TCPACKSkippedSynRecv: 10
    TCPACKSkippedPAWS: 224
    TCPACKSkippedSeq: 1137
    TCPACKSkippedFinWait2: 1
    TCPACKSkippedTimeWait: 7
    TCPACKSkippedChallenge: 3
IpExt:
    InBcastPkts: 399896
    InOctets: 544042540616
    OutOctets: 917937857386
    InBcastOctets: 163325186
    InNoECTPkts: 129539924
    InECT1Pkts: 26
    InECT0Pkts: 22410