(no description)

Properties

Name	Value	Description

Signals

Name	Type	Unit
rcvOooSeg
cwnd
tcpRcvQueueDrops
rcvSeq
rcvNASeg
rttvar
rcvAck
sndAck
pipe
state
unacked
ssthresh
tcpRcvQueueBytes
srtt
sndSacks
rto
sackedBytes
rcvSacks
rtt
dupAcks
numRtos
rcvWnd
sndNxt
rcvAdv
sndWnd

Statistics

Name	Title	Source	Record	Unit	Interpolation Mode
rcvOooSeg			vector		sample-hold
cwnd			vector		sample-hold
tcpRcvQueueDrops			vector		sample-hold
rcvSeq			vector		sample-hold
rcvNASeg			vector		sample-hold
rttvar			vector		sample-hold
rcvAck			vector		sample-hold
sndAck			vector		sample-hold
pipe			vector		sample-hold
state			vector		sample-hold
unacked			vector		sample-hold
ssthresh			vector		sample-hold
tcpRcvQueueBytes			vector		sample-hold
srtt			vector		sample-hold
sndSacks			vector		sample-hold
rto			vector		sample-hold
sackedBytes			vector		sample-hold
rcvSacks			vector		sample-hold
rtt			vector		sample-hold
dupAcks			vector		sample-hold
numRtos			vector		sample-hold
rcvWnd			vector		sample-hold
sndNxt			vector		sample-hold
rcvAdv			vector		sample-hold
sndWnd			vector		sample-hold

Source code

simple TcpConnection
{
    parameters:
        @signal[state];    // FSM state
        @signal[sndWnd];    // snd_wnd
        @signal[rcvWnd];    // rcv_wnd
        @signal[rcvAdv];    // current advertised window (=rcv_adv)
        @signal[sndNxt];    // sent seqNo
        @signal[sndAck];    // sent ackNo
        @signal[rcvSeq];    // received seqNo
        @signal[rcvAck];    // received ackNo (=snd_una)
        @signal[unacked];    // number of bytes unacknowledged
        @signal[dupAcks];    // current number of received dupAcks
        @signal[pipe];    // current sender's estimate of bytes outstanding in the network
        @signal[sndSacks];    // number of sent Sacks
        @signal[rcvSacks];    // number of received Sacks
        @signal[rcvOooSeg];    // number of received out-of-order segments
        @signal[rcvNASeg];    // number of received not acceptable segments
        @signal[sackedBytes];    // current number of received sacked bytes
        @signal[tcpRcvQueueBytes];    // current amount of used bytes in tcp receive queue
        @signal[tcpRcvQueueDrops];    // number of drops in tcp receive queue

        //TcpAlgorithm signals:
        @signal[cwnd];    // will record changes to snd_cwnd
        @signal[ssthresh];    // will record changes to ssthresh
        @signal[rtt];    // will record measured RTT
        @signal[srtt];    // will record smoothed RTT
        @signal[rttvar];    // will record RTT variance (rttvar)
        @signal[rto];    // will record retransmission timeout
        @signal[numRtos];    // will record total number of RTOs

        @statistic[state](record=vector; interpolationmode=sample-hold);
        @statistic[sndWnd](record=vector; interpolationmode=sample-hold);    // snd_wnd
        @statistic[rcvWnd](record=vector; interpolationmode=sample-hold);    // rcv_wnd
        @statistic[rcvAdv](record=vector; interpolationmode=sample-hold);    // current advertised window (=rcv_adv)
        @statistic[sndNxt](record=vector; interpolationmode=sample-hold);    // sent seqNo
        @statistic[sndAck](record=vector; interpolationmode=sample-hold);    // sent ackNo
        @statistic[rcvSeq](record=vector; interpolationmode=sample-hold);    // received seqNo
        @statistic[rcvAck](record=vector; interpolationmode=sample-hold);    // received ackNo (=snd_una)
        @statistic[unacked](record=vector; interpolationmode=sample-hold);    // number of bytes unacknowledged
        @statistic[dupAcks](record=vector; interpolationmode=sample-hold);    // current number of received dupAcks
        @statistic[pipe](record=vector; interpolationmode=sample-hold);    // current sender's estimate of bytes outstanding in the network
        @statistic[sndSacks](record=vector; interpolationmode=sample-hold);    // number of sent Sacks
        @statistic[rcvSacks](record=vector; interpolationmode=sample-hold);    // number of received Sacks
        @statistic[rcvOooSeg](record=vector; interpolationmode=sample-hold);    // number of received out-of-order segments
        @statistic[rcvNASeg](record=vector; interpolationmode=sample-hold);    // number of received not acceptable segments
        @statistic[sackedBytes](record=vector; interpolationmode=sample-hold);    // current number of received sacked bytes
        @statistic[tcpRcvQueueBytes](record=vector; interpolationmode=sample-hold);    // current amount of used bytes in tcp receive queue
        @statistic[tcpRcvQueueDrops](record=vector; interpolationmode=sample-hold);    // number of drops in tcp receive queue

        @statistic[cwnd](record=vector; interpolationmode=sample-hold);    // will record changes to snd_cwnd
        @statistic[ssthresh](record=vector; interpolationmode=sample-hold);    // will record changes to ssthresh
        @statistic[rtt](record=vector; interpolationmode=sample-hold);    // will record measured RTT
        @statistic[srtt](record=vector; interpolationmode=sample-hold);    // will record smoothed RTT
        @statistic[rttvar](record=vector; interpolationmode=sample-hold);    // will record RTT variance (rttvar)
        @statistic[rto](record=vector; interpolationmode=sample-hold);    // will record retransmission timeout
        @statistic[numRtos](record=vector; interpolationmode=sample-hold);    // will record total number of RTOs
}

File: src/inet/transportlayer/tcp/TcpConnection.ned

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