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:
    144462941 total packets received
    0 forwarded
    0 incoming packets discarded
    129134950 incoming packets delivered
    116435701 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:
    15105894 ICMP messages received
    75 input ICMP message failed.
    ICMP input histogram:
        destination unreachable: 2140
        timeout in transit: 397
        redirects: 123
        echo requests: 15103189
        echo replies: 4
        timestamp request: 36
        address mask request: 5
    15104867 ICMP messages sent
    0 ICMP messages failed
    ICMP output histogram:
        destination unreachable: 1642
        echo replies: 15103189
        timestamp replies: 36
IcmpMsg:
        InType0: 4
        InType3: 2140
        InType5: 123
        InType8: 15103189
        InType11: 397
        InType13: 36
        InType17: 5
        OutType0: 15103189
        OutType3: 1642
        OutType14: 36
Tcp:
    8095446 active connections openings
    16011543 passive connection openings
    24000 failed connection attempts
    30078 connection resets received
    16 connections established
    213472650 segments received
    691074189 segments send out
    460577 segments retransmited
    16344 bad segments received.
    489855 resets sent
    InCsumErrors: 12718
Udp:
    175900 packets received
    1379 packets to unknown port received.
    0 packet receive errors
    910048 packets sent
    0 receive buffer errors
    0 send buffer errors
UdpLite:
TcpExt:
    450 SYN cookies sent
    791 SYN cookies received
    4662 invalid SYN cookies received
    23677 resets received for embryonic SYN_RECV sockets
    15 ICMP packets dropped because they were out-of-window
    15844988 TCP sockets finished time wait in fast timer
    985 packets rejects in established connections because of timestamp
    215832 delayed acks sent
    422 delayed acks further delayed because of locked socket
    Quick ack mode was activated 13460 times
    35538 times the listen queue of a socket overflowed
    36236 SYNs to LISTEN sockets dropped
    96275 packets directly queued to recvmsg prequeue.
    16204350 bytes directly in process context from backlog
    1157548366 bytes directly received in process context from prequeue
    18761909 packet headers predicted
    96372 packets header predicted and directly queued to user
    104901341 acknowledgments not containing data payload received
    13478819 predicted acknowledgments
    110 times recovered from packet loss due to fast retransmit
    28179 times recovered from packet loss by selective acknowledgements
    286 bad SACK blocks received
    Detected reordering 80 times using FACK
    Detected reordering 445 times using SACK
    Detected reordering 154 times using time stamp
    197 congestion windows fully recovered without slow start
    144 congestion windows partially recovered using Hoe heuristic
    666 congestion windows recovered without slow start by DSACK
    4418 congestion windows recovered without slow start after partial ack
    TCPLostRetransmit: 24578
    61 timeouts after reno fast retransmit
    2065 timeouts after SACK recovery
    1016 timeouts in loss state
    148040 fast retransmits
    3642 forward retransmits
    16385 retransmits in slow start
    185695 other TCP timeouts
    TCPLossProbes: 38347
    TCPLossProbeRecovery: 3589
    33 classic Reno fast retransmits failed
    2504 SACK retransmits failed
    13487 DSACKs sent for old packets
    46 DSACKs sent for out of order packets
    12933 DSACKs received
    34 DSACKs for out of order packets received
    3350 connections reset due to unexpected data
    4824 connections reset due to early user close
    11760 connections aborted due to timeout
    TCPDSACKIgnoredOld: 412
    TCPDSACKIgnoredNoUndo: 7792
    TCPSpuriousRTOs: 1281
    TCPSackShifted: 31421
    TCPSackMerged: 142559
    TCPSackShiftFallback: 138062
    TCPReqQFullDoCookies: 450
    TCPRcvCoalesce: 528080
    TCPOFOQueue: 30414
    TCPOFOMerge: 75
    TCPChallengeACK: 5912
    TCPSYNChallenge: 4615
    TCPFastOpenCookieReqd: 2188
    TCPSpuriousRtxHostQueues: 103
    TCPAutoCorking: 414
    TCPFromZeroWindowAdv: 2812
    TCPToZeroWindowAdv: 2812
    TCPWantZeroWindowAdv: 2054549
    TCPSynRetrans: 160677
    TCPOrigDataSent: 605520993
    TCPHystartTrainDetect: 343447
    TCPHystartTrainCwnd: 6789562
    TCPHystartDelayDetect: 545
    TCPHystartDelayCwnd: 157883
    TCPACKSkippedSynRecv: 10
    TCPACKSkippedPAWS: 224
    TCPACKSkippedSeq: 1143
    TCPACKSkippedFinWait2: 1
    TCPACKSkippedTimeWait: 11
    TCPACKSkippedChallenge: 8
IpExt:
    InBcastPkts: 457293
    InOctets: 609671299325
    OutOctets: 1038264423179
    InBcastOctets: 186913234
    InNoECTPkts: 144438193
    InECT1Pkts: 28
    InECT0Pkts: 25544
    InCEPkts: 15