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:
    118644056 total packets received
    0 forwarded
    0 incoming packets discarded
    108622747 incoming packets delivered
    98970183 requests sent out
    36 dropped because of missing route
    46 fragments dropped after timeout
    74 reassemblies required
    14 packets reassembled ok
    46 packet reassembles failed
    2 fragments failed
Icmp:
    1892342 ICMP messages received
    32 input ICMP message failed.
    ICMP input histogram:
        destination unreachable: 317
        timeout in transit: 1
        redirects: 55
        echo requests: 1891969
    1894386 ICMP messages sent
    0 ICMP messages failed
    ICMP output histogram:
        destination unreachable: 2417
        echo replies: 1891969
IcmpMsg:
        InType3: 317
        InType5: 55
        InType8: 1891969
        InType11: 1
        OutType0: 1891969
        OutType3: 2417
Tcp:
    7873568 active connections openings
    15706181 passive connection openings
    13052 failed connection attempts
    22794 connection resets received
    18 connections established
    213555479 segments received
    1172558994 segments send out
    166156 segments retransmited
    7903 bad segments received.
    47191 resets sent
    InCsumErrors: 923
Udp:
    128591 packets received
    2371 packets to unknown port received.
    0 packet receive errors
    350431 packets sent
    0 receive buffer errors
    0 send buffer errors
UdpLite:
TcpExt:
    2595 invalid SYN cookies received
    12952 resets received for embryonic SYN_RECV sockets
    5 ICMP packets dropped because they were out-of-window
    15622138 TCP sockets finished time wait in fast timer
    213 packets rejects in established connections because of timestamp
    117878 delayed acks sent
    431 delayed acks further delayed because of locked socket
    Quick ack mode was activated 7289 times
    49384 times the listen queue of a socket overflowed
    49764 SYNs to LISTEN sockets dropped
    42561 packets directly queued to recvmsg prequeue.
    5430058 bytes directly in process context from backlog
    482122312 bytes directly received in process context from prequeue
    23554915 packet headers predicted
    47794 packets header predicted and directly queued to user
    101689179 acknowledgments not containing data payload received
    13660828 predicted acknowledgments
    89 times recovered from packet loss due to fast retransmit
    15744 times recovered from packet loss by selective acknowledgements
    1 bad SACK blocks received
    Detected reordering 37 times using FACK
    Detected reordering 174 times using SACK
    Detected reordering 64 times using time stamp
    158 congestion windows fully recovered without slow start
    56 congestion windows partially recovered using Hoe heuristic
    457 congestion windows recovered without slow start by DSACK
    3658 congestion windows recovered without slow start after partial ack
    TCPLostRetransmit: 2309
    26 timeouts after reno fast retransmit
    835 timeouts after SACK recovery
    252 timeouts in loss state
    43708 fast retransmits
    1769 forward retransmits
    2684 retransmits in slow start
    57232 other TCP timeouts
    TCPLossProbes: 22674
    TCPLossProbeRecovery: 1337
    25 classic Reno fast retransmits failed
    1054 SACK retransmits failed
    7281 DSACKs sent for old packets
    14 DSACKs sent for out of order packets
    6827 DSACKs received
    14 DSACKs for out of order packets received
    2266 connections reset due to unexpected data
    2297 connections reset due to early user close
    3360 connections aborted due to timeout
    TCPSACKDiscard: 2
    TCPDSACKIgnoredOld: 245
    TCPDSACKIgnoredNoUndo: 3918
    TCPSpuriousRTOs: 544
    TCPSackShifted: 44327
    TCPSackMerged: 77686
    TCPSackShiftFallback: 108954
    TCPRcvCoalesce: 484360
    TCPOFOQueue: 16402
    TCPOFOMerge: 14
    TCPChallengeACK: 10928
    TCPSYNChallenge: 9144
    TCPFastOpenCookieReqd: 10
    TCPSpuriousRtxHostQueues: 27
    TCPAutoCorking: 93
    TCPFromZeroWindowAdv: 2533
    TCPToZeroWindowAdv: 2533
    TCPWantZeroWindowAdv: 2742147
    TCPSynRetrans: 59600
    TCPOrigDataSent: 1088788515
    TCPHystartTrainDetect: 165850
    TCPHystartTrainCwnd: 3330275
    TCPHystartDelayDetect: 12
    TCPHystartDelayCwnd: 14308
    TCPACKSkippedSynRecv: 26
    TCPACKSkippedPAWS: 17
    TCPACKSkippedSeq: 388
    TCPACKSkippedFinWait2: 1
    TCPACKSkippedTimeWait: 54
    TCPACKSkippedChallenge: 1
IpExt:
    InBcastPkts: 353829
    InOctets: 734811486405
    OutOctets: 1426600417044
    InBcastOctets: 117806724
    InNoECTPkts: 118639863
    InECT1Pkts: 38
    InECT0Pkts: 4746
    InCEPkts: 6