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:
    1247860132 total packets received
    0 forwarded
    0 incoming packets discarded
    948833114 incoming packets delivered
    773001705 requests sent out
    36 dropped because of missing route
    2 fragments dropped after timeout
    2 reassemblies required
    2 packet reassembles failed
    8 fragments failed
Icmp:
    38975818 ICMP messages received
    1490 input ICMP message failed.
    InCsumErrors: 3
    ICMP input histogram:
        destination unreachable: 38466
        timeout in transit: 1273
        redirects: 1517
        echo requests: 38934463
        echo replies: 50
        timestamp request: 46
    38951654 ICMP messages sent
    0 ICMP messages failed
    ICMP output histogram:
        destination unreachable: 17145
        echo replies: 38934463
        timestamp replies: 46
IcmpMsg:
        InType0: 50
        InType3: 38466
        InType5: 1517
        InType8: 38934463
        InType11: 1273
        InType13: 46
        OutType0: 38934463
        OutType3: 17145
        OutType14: 46
Tcp:
    28076723 active connections openings
    54742857 passive connection openings
    470074 failed connection attempts
    371290 connection resets received
    18 connections established
    1161688171 segments received
    2327945742 segments send out
    22631917 segments retransmited
    92494 bad segments received.
    2136833 resets sent
    InCsumErrors: 89757
Udp:
    1020276 packets received
    7603 packets to unknown port received.
    0 packet receive errors
    6814609 packets sent
    0 receive buffer errors
    0 send buffer errors
UdpLite:
TcpExt:
    2256 SYN cookies sent
    245 SYN cookies received
    964646 invalid SYN cookies received
    152774 resets received for embryonic SYN_RECV sockets
    57 packets pruned from receive queue because of socket buffer overrun
    435 ICMP packets dropped because they were out-of-window
    37775676 TCP sockets finished time wait in fast timer
    91822 packets rejects in established connections because of timestamp
    2836155 delayed acks sent
    11120 delayed acks further delayed because of locked socket
    Quick ack mode was activated 1505558 times
    12999 times the listen queue of a socket overflowed
    17825 SYNs to LISTEN sockets dropped
    437290 packets directly queued to recvmsg prequeue.
    84817512 bytes directly in process context from backlog
    5012615096 bytes directly received in process context from prequeue
    98018554 packet headers predicted
    411247 packets header predicted and directly queued to user
    526372183 acknowledgments not containing data payload received
    248589541 predicted acknowledgments
    887 times recovered from packet loss due to fast retransmit
    2697604 times recovered from packet loss by selective acknowledgements
    438835 bad SACK blocks received
    Detected reordering 24477 times using FACK
    Detected reordering 43120 times using SACK
    Detected reordering 1027 times using reno fast retransmit
    Detected reordering 114186 times using time stamp
    79032 congestion windows fully recovered without slow start
    80644 congestion windows partially recovered using Hoe heuristic
    12312 congestion windows recovered without slow start by DSACK
    151167 congestion windows recovered without slow start after partial ack
    TCPLostRetransmit: 215413
    86 timeouts after reno fast retransmit
    275158 timeouts after SACK recovery
    568988 timeouts in loss state
    7056256 fast retransmits
    1837863 forward retransmits
    3531251 retransmits in slow start
    3320623 other TCP timeouts
    TCPLossProbes: 3185448
    TCPLossProbeRecovery: 265757
    144 classic Reno fast retransmits failed
    763097 SACK retransmits failed
    1500566 DSACKs sent for old packets
    306 DSACKs sent for out of order packets
    784281 DSACKs received
    33731 DSACKs for out of order packets received
    424085 connections reset due to unexpected data
    28049 connections reset due to early user close
    134425 connections aborted due to timeout
    TCPSACKDiscard: 2183
    TCPDSACKIgnoredOld: 22224
    TCPDSACKIgnoredNoUndo: 353682
    TCPSpuriousRTOs: 90792
    TCPSackShifted: 3388562
    TCPSackMerged: 7605906
    TCPSackShiftFallback: 17866308
    TCPReqQFullDoCookies: 2256
    TCPRetransFail: 194
    TCPRcvCoalesce: 6798715
    TCPOFOQueue: 162153
    TCPOFOMerge: 350
    TCPChallengeACK: 54049
    TCPSYNChallenge: 3445
    TCPFastOpenCookieReqd: 3970
    TCPSpuriousRtxHostQueues: 189
    TCPAutoCorking: 362
    TCPFromZeroWindowAdv: 1473
    TCPToZeroWindowAdv: 1473
    TCPWantZeroWindowAdv: 8674724
    TCPSynRetrans: 3557636
    TCPOrigDataSent: 2025488891
    TCPHystartTrainDetect: 115517
    TCPHystartTrainCwnd: 11774222
    TCPHystartDelayDetect: 53345
    TCPHystartDelayCwnd: 7677309
    TCPACKSkippedSynRecv: 13255
    TCPACKSkippedPAWS: 68299
    TCPACKSkippedSeq: 8543
    TCPACKSkippedFinWait2: 38
    TCPACKSkippedTimeWait: 953
    TCPACKSkippedChallenge: 14853
    TCPWqueueTooBig: 5
IpExt:
    InBcastPkts: 45476
    InOctets: 2362271809664
    OutOctets: 4641128414385
    InBcastOctets: 11008229
    InNoECTPkts: 1245013297
    InECT1Pkts: 39169
    InECT0Pkts: 2822004
    InCEPkts: 3172