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:
    18136111 total packets received
    0 forwarded
    0 incoming packets discarded
    16203230 incoming packets delivered
    14618752 requests sent out
    36 dropped because of missing route
    14 fragments dropped after timeout
    14 reassemblies required
    14 packet reassembles failed
Icmp:
    19710 ICMP messages received
    0 input ICMP message failed.
    ICMP input histogram:
        destination unreachable: 135
        echo requests: 19575
    19673 ICMP messages sent
    0 ICMP messages failed
    ICMP output histogram:
        destination unreachable: 98
        echo replies: 19575
IcmpMsg:
        InType3: 135
        InType8: 19575
        OutType0: 19575
        OutType3: 98
Tcp:
    1348688 active connections openings
    2693869 passive connection openings
    2052 failed connection attempts
    3067 connection resets received
    14 connections established
    31613866 segments received
    100379725 segments send out
    37609 segments retransmited
    1082 bad segments received.
    6070 resets sent
    InCsumErrors: 843
Udp:
    27281 packets received
    96 packets to unknown port received.
    0 packet receive errors
    150194 packets sent
    0 receive buffer errors
    0 send buffer errors
UdpLite:
TcpExt:
    391 invalid SYN cookies received
    2037 resets received for embryonic SYN_RECV sockets
    2679073 TCP sockets finished time wait in fast timer
    65 packets rejects in established connections because of timestamp
    30811 delayed acks sent
    28 delayed acks further delayed because of locked socket
    Quick ack mode was activated 2501 times
    2029 times the listen queue of a socket overflowed
    2046 SYNs to LISTEN sockets dropped
    8584 packets directly queued to recvmsg prequeue.
    1105861 bytes directly in process context from backlog
    78324161 bytes directly received in process context from prequeue
    2122601 packet headers predicted
    7953 packets header predicted and directly queued to user
    14726364 acknowledgments not containing data payload received
    1913469 predicted acknowledgments
    21 times recovered from packet loss due to fast retransmit
    1460 times recovered from packet loss by selective acknowledgements
    1 bad SACK blocks received
    Detected reordering 31 times using FACK
    Detected reordering 185 times using SACK
    Detected reordering 55 times using time stamp
    28 congestion windows fully recovered without slow start
    44 congestion windows partially recovered using Hoe heuristic
    272 congestion windows recovered without slow start by DSACK
    224 congestion windows recovered without slow start after partial ack
    TCPLostRetransmit: 393
    49 timeouts after SACK recovery
    22 timeouts in loss state
    8544 fast retransmits
    706 forward retransmits
    275 retransmits in slow start
    10195 other TCP timeouts
    TCPLossProbes: 4698
    TCPLossProbeRecovery: 340
    89 SACK retransmits failed
    2495 DSACKs sent for old packets
    6 DSACKs sent for out of order packets
    2777 DSACKs received
    3 DSACKs for out of order packets received
    479 connections reset due to unexpected data
    338 connections reset due to early user close
    2107 connections aborted due to timeout
    TCPDSACKIgnoredOld: 180
    TCPDSACKIgnoredNoUndo: 779
    TCPSpuriousRTOs: 19
    TCPSackShifted: 8701
    TCPSackMerged: 13461
    TCPSackShiftFallback: 15231
    TCPRcvCoalesce: 34170
    TCPOFOQueue: 2560
    TCPOFOMerge: 6
    TCPChallengeACK: 498
    TCPSYNChallenge: 374
    TCPAutoCorking: 7
    TCPFromZeroWindowAdv: 8
    TCPToZeroWindowAdv: 8
    TCPWantZeroWindowAdv: 251565
    TCPSynRetrans: 8002
    TCPOrigDataSent: 86759972
    TCPHystartTrainDetect: 29200
    TCPHystartTrainCwnd: 599053
    TCPHystartDelayDetect: 24
    TCPHystartDelayCwnd: 6201
    TCPACKSkippedSynRecv: 11
    TCPACKSkippedPAWS: 11
    TCPACKSkippedSeq: 14
    TCPACKSkippedFinWait2: 1
    TCPACKSkippedTimeWait: 11
IpExt:
    InBcastPkts: 60276
    InOctets: 81057663013
    OutOctets: 141103341075
    InBcastOctets: 20035622
    InNoECTPkts: 18135709
    InECT1Pkts: 11
    InECT0Pkts: 509
    InCEPkts: 2