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:
    100836273 total packets received
    0 forwarded
    0 incoming packets discarded
    90894536 incoming packets delivered
    81917700 requests sent out
    36 dropped because of missing route
    14 reassemblies required
    7 packets reassembled ok
    2 fragments received ok
    4 fragments created
Icmp:
    9695259 ICMP messages received
    58 input ICMP message failed.
    ICMP input histogram:
        destination unreachable: 1229
        timeout in transit: 47
        redirects: 123
        echo requests: 9693828
        echo replies: 2
        timestamp request: 25
        address mask request: 5
    9694775 ICMP messages sent
    0 ICMP messages failed
    ICMP output histogram:
        destination unreachable: 922
        echo replies: 9693828
        timestamp replies: 25
IcmpMsg:
        InType0: 2
        InType3: 1229
        InType5: 123
        InType8: 9693828
        InType11: 47
        InType13: 25
        InType17: 5
        OutType0: 9693828
        OutType3: 922
        OutType14: 25
Tcp:
    6142985 active connections openings
    12188591 passive connection openings
    16161 failed connection attempts
    21722 connection resets received
    13 connections established
    153992293 segments received
    476427301 segments send out
    354515 segments retransmited
    10094 bad segments received.
    420277 resets sent
    InCsumErrors: 6574
Udp:
    97646 packets received
    781 packets to unknown port received.
    0 packet receive errors
    504376 packets sent
    0 receive buffer errors
    0 send buffer errors
UdpLite:
TcpExt:
    3047 invalid SYN cookies received
    15906 resets received for embryonic SYN_RECV sockets
    14 ICMP packets dropped because they were out-of-window
    12079646 TCP sockets finished time wait in fast timer
    475 packets rejects in established connections because of timestamp
    122899 delayed acks sent
    213 delayed acks further delayed because of locked socket
    Quick ack mode was activated 9569 times
    32512 times the listen queue of a socket overflowed
    32659 SYNs to LISTEN sockets dropped
    66912 packets directly queued to recvmsg prequeue.
    11981386 bytes directly in process context from backlog
    845959052 bytes directly received in process context from prequeue
    13055931 packet headers predicted
    69083 packets header predicted and directly queued to user
    75278068 acknowledgments not containing data payload received
    8354179 predicted acknowledgments
    66 times recovered from packet loss due to fast retransmit
    19018 times recovered from packet loss by selective acknowledgements
    275 bad SACK blocks received
    Detected reordering 63 times using FACK
    Detected reordering 305 times using SACK
    Detected reordering 100 times using time stamp
    122 congestion windows fully recovered without slow start
    95 congestion windows partially recovered using Hoe heuristic
    534 congestion windows recovered without slow start by DSACK
    3497 congestion windows recovered without slow start after partial ack
    TCPLostRetransmit: 23430
    46 timeouts after reno fast retransmit
    1479 timeouts after SACK recovery
    829 timeouts in loss state
    123729 fast retransmits
    2379 forward retransmits
    14338 retransmits in slow start
    149183 other TCP timeouts
    TCPLossProbes: 25367
    TCPLossProbeRecovery: 1932
    20 classic Reno fast retransmits failed
    1819 SACK retransmits failed
    9549 DSACKs sent for old packets
    27 DSACKs sent for out of order packets
    8744 DSACKs received
    14 DSACKs for out of order packets received
    2502 connections reset due to unexpected data
    3086 connections reset due to early user close
    6872 connections aborted due to timeout
    TCPDSACKIgnoredOld: 411
    TCPDSACKIgnoredNoUndo: 4612
    TCPSpuriousRTOs: 986
    TCPSackShifted: 20110
    TCPSackMerged: 108615
    TCPSackShiftFallback: 83726
    TCPRcvCoalesce: 218431
    TCPOFOQueue: 18228
    TCPOFOMerge: 56
    TCPChallengeACK: 5466
    TCPSYNChallenge: 4496
    TCPFastOpenCookieReqd: 1434
    TCPSpuriousRtxHostQueues: 62
    TCPAutoCorking: 400
    TCPFromZeroWindowAdv: 2810
    TCPToZeroWindowAdv: 2810
    TCPWantZeroWindowAdv: 1608080
    TCPSynRetrans: 131570
    TCPOrigDataSent: 412661822
    TCPHystartTrainDetect: 240717
    TCPHystartTrainCwnd: 4560906
    TCPHystartDelayDetect: 515
    TCPHystartDelayCwnd: 148946
    TCPACKSkippedSynRecv: 5
    TCPACKSkippedPAWS: 181
    TCPACKSkippedSeq: 1108
    TCPACKSkippedFinWait2: 1
    TCPACKSkippedTimeWait: 4
IpExt:
    InBcastPkts: 295976
    InOctets: 431176662122
    OutOctets: 713101410623
    InBcastOctets: 120658314
    InNoECTPkts: 100819717
    InECT1Pkts: 25
    InECT0Pkts: 17086