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:
    73109397796 total packets received
    0 forwarded
    0 incoming packets discarded
    261019219 incoming packets delivered
    229295021 requests sent out
    36 dropped because of missing route
    7 fragments dropped after timeout
    115 reassemblies required
    22 packets reassembled ok
    7 packet reassembles failed
    12 fragments received ok
    24 fragments created
Icmp:
    13909688 ICMP messages received
    125 input ICMP message failed.
    ICMP input histogram:
        destination unreachable: 10689
        timeout in transit: 122
        redirects: 85
        echo requests: 13898117
        echo replies: 647
        timestamp request: 26
        address mask request: 2
    13908679 ICMP messages sent
    0 ICMP messages failed
    ICMP output histogram:
        destination unreachable: 10535
        time exceeded: 1
        echo replies: 13898117
        timestamp replies: 26
IcmpMsg:
        InType0: 647
        InType3: 10689
        InType5: 85
        InType8: 13898117
        InType11: 122
        InType13: 26
        InType17: 2
        OutType0: 13898117
        OutType3: 10535
        OutType11: 1
        OutType14: 26
Tcp:
    9499553 active connections openings
    17273743 passive connection openings
    25163 failed connection attempts
    123083 connection resets received
    16 connections established
    461290284 segments received
    2076591033 segments send out
    721588 segments retransmited
    75861 bad segments received.
    184932 resets sent
    InCsumErrors: 31051
Udp:
    325670 packets received
    1546 packets to unknown port received.
    0 packet receive errors
    1513331 packets sent
    0 receive buffer errors
    0 send buffer errors
UdpLite:
TcpExt:
    4496 invalid SYN cookies received
    19039 resets received for embryonic SYN_RECV sockets
    34 ICMP packets dropped because they were out-of-window
    17030490 TCP sockets finished time wait in fast timer
    618 packets rejects in established connections because of timestamp
    976674 delayed acks sent
    798 delayed acks further delayed because of locked socket
    Quick ack mode was activated 26019 times
    183673 times the listen queue of a socket overflowed
    183997 SYNs to LISTEN sockets dropped
    126451 packets directly queued to recvmsg prequeue.
    21240466 bytes directly in process context from backlog
    1367289926 bytes directly received in process context from prequeue
    98722701 packet headers predicted
    139236 packets header predicted and directly queued to user
    222781410 acknowledgments not containing data payload received
    46813371 predicted acknowledgments
    189 times recovered from packet loss due to fast retransmit
    64740 times recovered from packet loss by selective acknowledgements
    2 bad SACK blocks received
    Detected reordering 455 times using FACK
    Detected reordering 390 times using SACK
    Detected reordering 274 times using time stamp
    554 congestion windows fully recovered without slow start
    278 congestion windows partially recovered using Hoe heuristic
    2934 congestion windows recovered without slow start by DSACK
    8417 congestion windows recovered without slow start after partial ack
    TCPLostRetransmit: 5263
    30 timeouts after reno fast retransmit
    1243 timeouts after SACK recovery
    550 timeouts in loss state
    265399 fast retransmits
    10232 forward retransmits
    5560 retransmits in slow start
    135366 other TCP timeouts
    TCPLossProbes: 88566
    TCPLossProbeRecovery: 6279
    28 classic Reno fast retransmits failed
    2371 SACK retransmits failed
    25949 DSACKs sent for old packets
    62 DSACKs sent for out of order packets
    29707 DSACKs received
    42 DSACKs for out of order packets received
    20453 connections reset due to unexpected data
    22508 connections reset due to early user close
    36194 connections aborted due to timeout
    TCPSACKDiscard: 1
    TCPDSACKIgnoredOld: 1048
    TCPDSACKIgnoredNoUndo: 12423
    TCPSpuriousRTOs: 542
    TCPSackShifted: 801258
    TCPSackMerged: 1147863
    TCPSackShiftFallback: 886716
    TCPRcvCoalesce: 2120103
    TCPOFOQueue: 161685
    TCPOFOMerge: 110
    TCPChallengeACK: 53170
    TCPSYNChallenge: 50145
    TCPFastOpenCookieReqd: 31
    TCPSpuriousRtxHostQueues: 198
    TCPAutoCorking: 214
    TCPFromZeroWindowAdv: 1040
    TCPToZeroWindowAdv: 1040
    TCPWantZeroWindowAdv: 21142679
    TCPSynRetrans: 94069
    TCPOrigDataSent: 1928915099
    TCPHystartTrainDetect: 381387
    TCPHystartTrainCwnd: 8031983
    TCPHystartDelayDetect: 164
    TCPHystartDelayCwnd: 111997
    TCPACKSkippedSynRecv: 3
    TCPACKSkippedPAWS: 89
    TCPACKSkippedSeq: 509
    TCPACKSkippedFinWait2: 1
    TCPACKSkippedTimeWait: 16
    TCPACKSkippedChallenge: 23
IpExt:
    InBcastPkts: 59730
    InOctets: 6519617944675
    OutOctets: 4635433599795
    InBcastOctets: 12879663
    InNoECTPkts: 73109390035
    InECT1Pkts: 1
    InECT0Pkts: 8089
    InCEPkts: 17