#include "ns3/applications-module.h"
#include "ns3/core-module.h"
#include "ns3/enum.h"
#include "ns3/error-model.h"
#include "ns3/event-id.h"
#include "ns3/flow-monitor-helper.h"
#include "ns3/internet-module.h"
#include "ns3/ipv4-global-routing-helper.h"
#include "ns3/network-module.h"
#include "ns3/point-to-point-module.h"
#include "ns3/tcp-header.h"
#include "ns3/traffic-control-module.h"
#include "ns3/udp-header.h"
#include <fstream>
#include <iostream>
#include <string>

Include dependency graph for tcp-variants-comparison.cc:

Functions
static void	CwndTracer (std::string context, uint32_t oldval, uint32_t newval)
	Congestion window tracer.

static uint32_t	GetNodeIdFromContext (std::string context)
	Get the Node Id From Context.

static void	InFlightTracer (std::string context, uint32_t old, uint32_t inFlight)
	In-flight tracer.

static void	NextRxTracer (std::string context, SequenceNumber32 old, SequenceNumber32 nextRx)
	Next RX tracer.

static void	NextTxTracer (std::string context, SequenceNumber32 old, SequenceNumber32 nextTx)
	Next TX tracer.

static void	RtoTracer (std::string context, Time oldval, Time newval)
	RTO tracer.

static void	RttTracer (std::string context, Time oldval, Time newval)
	RTT tracer.

static void	SsThreshTracer (std::string context, uint32_t oldval, uint32_t newval)
	Slow start threshold tracer.

static void	TraceCwnd (std::string cwnd_tr_file_name, uint32_t nodeId)
	Congestion window trace connection.

static void	TraceInFlight (std::string &in_flight_file_name, uint32_t nodeId)
	In flight trace connection.

static void	TraceNextRx (std::string &next_rx_seq_file_name, uint32_t nodeId)
	Next RX trace connection.

static void	TraceNextTx (std::string &next_tx_seq_file_name, uint32_t nodeId)
	Next TX trace connection.

static void	TraceRto (std::string rto_tr_file_name, uint32_t nodeId)
	RTO trace connection.

static void	TraceRtt (std::string rtt_tr_file_name, uint32_t nodeId)
	RTT trace connection.

static void	TraceSsThresh (std::string ssthresh_tr_file_name, uint32_t nodeId)
	Slow start threshold trace connection.

Variables
static std::map< uint32_t, Ptr< OutputStreamWrapper > >	cWndStream
	Congstion window output stream.

static std::map< uint32_t, uint32_t >	cWndValue
	congestion window value.

static std::map< uint32_t, bool >	firstCwnd
	First congestion window.

static std::map< uint32_t, bool >	firstRto
	First RTO.

static std::map< uint32_t, bool >	firstRtt
	First RTT.

static std::map< uint32_t, bool >	firstSshThr
	First SlowStart threshold.

static std::map< uint32_t, Ptr< OutputStreamWrapper > >	inFlightStream
	In flight output stream.

static std::map< uint32_t, Ptr< OutputStreamWrapper > >	nextRxStream
	Next RX output stream.

static std::map< uint32_t, Ptr< OutputStreamWrapper > >	nextTxStream
	Next TX output stream.

static std::map< uint32_t, Ptr< OutputStreamWrapper > >	rtoStream
	RTO output stream.

static std::map< uint32_t, Ptr< OutputStreamWrapper > >	rttStream
	RTT output stream.

static std::map< uint32_t, Ptr< OutputStreamWrapper > >	ssThreshStream
	SlowStart threshold output stream.

static std::map< uint32_t, uint32_t >	ssThreshValue
	SlowStart threshold value.

Detailed Description

Usage

$ ./ns3 run "tcp-variants-comparison [Program Options]"

Program Options

--transport_prot: Transport protocol to use: TcpNewReno, TcpLinuxReno, TcpHybla, TcpHighSpeed, TcpHtcp, TcpVegas, TcpScalable, TcpVeno, TcpBic, TcpYeah, TcpIllinois, TcpWestwoodPlus, TcpLedbat, TcpLp, TcpDctcp, TcpCubic, TcpBbr [TcpWestwoodPlus]
--error_p: Packet error rate [0]
--bandwidth: Bottleneck bandwidth [2Mbps]
--delay: Bottleneck delay [0.01ms]
--access_bandwidth: Access link bandwidth [10Mbps]
--access_delay: Access link delay [45ms]
--tracing: Flag to enable/disable tracing [false]
--prefix_name: Prefix of output trace file [TcpVariantsComparison]
--data: Number of Megabytes of data to transmit [0]
--mtu: Size of IP packets to send in bytes [400]
--num_flows: Number of flows [1]
--duration: Time to allow flows to run in seconds [100]
--run: Run index (for setting repeatable seeds) [0]
--flow_monitor: Enable flow monitor [false]
--pcap_tracing: Enable or disable PCAP tracing [false]
--queue_disc_type: Queue disc type for gateway (e.g. ns3::CoDelQueueDisc) [ns3::PfifoFastQueueDisc]
--sack: Enable or disable SACK option [true]
--recovery: Recovery algorithm type to use (e.g., ns3::TcpPrrRecovery [ns3::TcpClassicRecovery]

Definition in file tcp-variants-comparison.cc.

Function Documentation

◆ CwndTracer()

static void CwndTracer	(	std::string	context,
		uint32_t	oldval,
		uint32_t	newval
	)

static

Congestion window tracer.

Parameters

context	The context.
oldval	Old value.
newval	New value.

Definition at line 95 of file tcp-variants-comparison.cc.

References cWndStream, cWndValue, firstCwnd, firstSshThr, GetNodeIdFromContext(), ns3::Time::GetSeconds(), ns3::Simulator::Now(), ssThreshStream, and ssThreshValue.

Referenced by TraceCwnd().

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◆ GetNodeIdFromContext()

static uint32_t GetNodeIdFromContext ( std::string context )

static

Get the Node Id From Context.

Parameters

context The context.

Returns: the node ID.

Definition at line 80 of file tcp-variants-comparison.cc.

Referenced by CwndTracer(), InFlightTracer(), NextRxTracer(), NextTxTracer(), RtoTracer(), RttTracer(), and SsThreshTracer().

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◆ InFlightTracer()

static void InFlightTracer	(	std::string	context,
		uint32_t	old,
		uint32_t	inFlight
	)

static

In-flight tracer.

Parameters

context	The context.
old	Old value.
inFlight	In flight value.

Definition at line 208 of file tcp-variants-comparison.cc.

References GetNodeIdFromContext(), ns3::Time::GetSeconds(), inFlightStream, and ns3::Simulator::Now().

Referenced by TraceInFlight().

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◆ NextRxTracer()

static void NextRxTracer	(	std::string	context,
		SequenceNumber32	old,
		SequenceNumber32	nextRx
	)

static

Next RX tracer.

Parameters

context	The context.
old	Old sequence number.
nextRx	Next sequence number.

Definition at line 224 of file tcp-variants-comparison.cc.

References GetNodeIdFromContext(), ns3::Time::GetSeconds(), nextRxStream, and ns3::Simulator::Now().

Referenced by TraceNextRx().

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◆ NextTxTracer()

static void NextTxTracer	(	std::string	context,
		SequenceNumber32	old,
		SequenceNumber32	nextTx
	)

static

Next TX tracer.

Parameters

context	The context.
old	Old sequence number.
nextTx	Next sequence number.

Definition at line 192 of file tcp-variants-comparison.cc.

References GetNodeIdFromContext(), ns3::Time::GetSeconds(), nextTxStream, and ns3::Simulator::Now().

Referenced by TraceNextTx().

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◆ RtoTracer()

static void RtoTracer	(	std::string	context,
		Time	oldval,
		Time	newval
	)

static

RTO tracer.

Parameters

context	The context.
oldval	Old value.
newval	New value.

Definition at line 171 of file tcp-variants-comparison.cc.

References firstRto, GetNodeIdFromContext(), ns3::Time::GetSeconds(), ns3::Simulator::Now(), and rtoStream.

Referenced by TraceRto().

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◆ RttTracer()

static void RttTracer	(	std::string	context,
		Time	oldval,
		Time	newval
	)

static

RTT tracer.

Parameters

context	The context.
oldval	Old value.
newval	New value.

Definition at line 150 of file tcp-variants-comparison.cc.

References firstRtt, GetNodeIdFromContext(), ns3::Time::GetSeconds(), ns3::Simulator::Now(), and rttStream.

Referenced by TraceRtt().

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◆ SsThreshTracer()

static void SsThreshTracer	(	std::string	context,
		uint32_t	oldval,
		uint32_t	newval
	)

static

Slow start threshold tracer.

Parameters

context	The context.
oldval	Old value.
newval	New value.

Definition at line 122 of file tcp-variants-comparison.cc.

References cWndStream, cWndValue, firstCwnd, firstSshThr, GetNodeIdFromContext(), ns3::Time::GetSeconds(), ns3::Simulator::Now(), ssThreshStream, and ssThreshValue.

Referenced by TraceSsThresh().

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◆ TraceCwnd()

static void TraceCwnd	(	std::string	cwnd_tr_file_name,
		uint32_t	nodeId
	)

static

Congestion window trace connection.

Parameters

cwnd_tr_file_name	Congestion window trace file name.
nodeId	Node ID.

Definition at line 239 of file tcp-variants-comparison.cc.

References ns3::Config::Connect(), ns3::AsciiTraceHelper::CreateFileStream(), cWndStream, CwndTracer(), and ns3::MakeCallback().

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◆ TraceInFlight()

static void TraceInFlight	(	std::string &	in_flight_file_name,
		uint32_t	nodeId
	)

static

In flight trace connection.

Parameters

in_flight_file_name	In flight trace file name.
nodeId	Node ID.

Definition at line 317 of file tcp-variants-comparison.cc.

References ns3::Config::Connect(), ns3::AsciiTraceHelper::CreateFileStream(), inFlightStream, InFlightTracer(), and ns3::MakeCallback().

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◆ TraceNextRx()

static void TraceNextRx	(	std::string &	next_rx_seq_file_name,
		uint32_t	nodeId
	)

static

Next RX trace connection.

Parameters

next_rx_seq_file_name	Next RX trace file name.
nodeId	Node ID.

Definition at line 333 of file tcp-variants-comparison.cc.

References ns3::Config::Connect(), ns3::AsciiTraceHelper::CreateFileStream(), ns3::MakeCallback(), nextRxStream, and NextRxTracer().

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◆ TraceNextTx()

static void TraceNextTx	(	std::string &	next_tx_seq_file_name,
		uint32_t	nodeId
	)

static

Next TX trace connection.

Parameters

next_tx_seq_file_name	Next TX trace file name.
nodeId	Node ID.

Definition at line 301 of file tcp-variants-comparison.cc.

References ns3::Config::Connect(), ns3::AsciiTraceHelper::CreateFileStream(), ns3::MakeCallback(), nextTxStream, and NextTxTracer().

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◆ TraceRto()

static void TraceRto	(	std::string	rto_tr_file_name,
		uint32_t	nodeId
	)

static

RTO trace connection.

Parameters

rto_tr_file_name	RTO trace file name.
nodeId	Node ID.

Definition at line 286 of file tcp-variants-comparison.cc.

References ns3::Config::Connect(), ns3::AsciiTraceHelper::CreateFileStream(), ns3::MakeCallback(), rtoStream, and RtoTracer().

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◆ TraceRtt()

static void TraceRtt	(	std::string	rtt_tr_file_name,
		uint32_t	nodeId
	)

static

RTT trace connection.

Parameters

rtt_tr_file_name	RTT trace file name.
nodeId	Node ID.

Definition at line 271 of file tcp-variants-comparison.cc.

References ns3::Config::Connect(), ns3::AsciiTraceHelper::CreateFileStream(), ns3::MakeCallback(), rttStream, and RttTracer().

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◆ TraceSsThresh()

static void TraceSsThresh	(	std::string	ssthresh_tr_file_name,
		uint32_t	nodeId
	)

static

Slow start threshold trace connection.

Parameters

ssthresh_tr_file_name	Slow start threshold trace file name.
nodeId	Node ID.

Definition at line 255 of file tcp-variants-comparison.cc.

References ns3::Config::Connect(), ns3::AsciiTraceHelper::CreateFileStream(), ns3::MakeCallback(), ssThreshStream, and SsThreshTracer().

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Variable Documentation

◆ cWndStream

std::map<uint32_t, Ptr<OutputStreamWrapper> > cWndStream

static

Congstion window output stream.

Definition at line 62 of file tcp-variants-comparison.cc.

Referenced by CwndTracer(), SsThreshTracer(), and TraceCwnd().

◆ cWndValue

std::map<uint32_t, uint32_t> cWndValue

static

congestion window value.

Definition at line 70 of file tcp-variants-comparison.cc.

Referenced by CwndTracer(), and SsThreshTracer().

◆ firstCwnd

std::map<uint32_t, bool> firstCwnd

static

First congestion window.

Definition at line 58 of file tcp-variants-comparison.cc.

Referenced by CwndTracer(), and SsThreshTracer().

◆ firstRto

std::map<uint32_t, bool> firstRto

static

First RTO.

Definition at line 61 of file tcp-variants-comparison.cc.

Referenced by RtoTracer().

◆ firstRtt

std::map<uint32_t, bool> firstRtt

static

First RTT.

Definition at line 60 of file tcp-variants-comparison.cc.

Referenced by RttTracer().

◆ firstSshThr

std::map<uint32_t, bool> firstSshThr

static

First SlowStart threshold.

Definition at line 59 of file tcp-variants-comparison.cc.

Referenced by CwndTracer(), and SsThreshTracer().

◆ inFlightStream

std::map<uint32_t, Ptr<OutputStreamWrapper> > inFlightStream

static

In flight output stream.

Definition at line 69 of file tcp-variants-comparison.cc.

Referenced by InFlightTracer(), and TraceInFlight().

◆ nextRxStream

std::map<uint32_t, Ptr<OutputStreamWrapper> > nextRxStream

static

Next RX output stream.

Definition at line 68 of file tcp-variants-comparison.cc.

Referenced by NextRxTracer(), and TraceNextRx().

◆ nextTxStream

std::map<uint32_t, Ptr<OutputStreamWrapper> > nextTxStream

static

Next TX output stream.

Definition at line 67 of file tcp-variants-comparison.cc.

Referenced by NextTxTracer(), and TraceNextTx().

◆ rtoStream

std::map<uint32_t, Ptr<OutputStreamWrapper> > rtoStream

static

RTO output stream.

Definition at line 66 of file tcp-variants-comparison.cc.

Referenced by RtoTracer(), and TraceRto().

◆ rttStream

std::map<uint32_t, Ptr<OutputStreamWrapper> > rttStream

static

RTT output stream.

Definition at line 65 of file tcp-variants-comparison.cc.

Referenced by RttTracer(), and TraceRtt().

◆ ssThreshStream

std::map<uint32_t, Ptr<OutputStreamWrapper> > ssThreshStream

static

SlowStart threshold output stream.

Definition at line 64 of file tcp-variants-comparison.cc.

Referenced by CwndTracer(), SsThreshTracer(), and TraceSsThresh().

◆ ssThreshValue

std::map<uint32_t, uint32_t> ssThreshValue

static

SlowStart threshold value.

Definition at line 71 of file tcp-variants-comparison.cc.

Referenced by CwndTracer(), and SsThreshTracer().

Functions

Variables

Detailed Description

Usage

Program Options

Function Documentation

◆ CwndTracer()

◆ GetNodeIdFromContext()

◆ InFlightTracer()

◆ NextRxTracer()

◆ NextTxTracer()

◆ RtoTracer()

◆ RttTracer()

◆ SsThreshTracer()

◆ TraceCwnd()

◆ TraceInFlight()

◆ TraceNextRx()

◆ TraceNextTx()

◆ TraceRto()

◆ TraceRtt()

◆ TraceSsThresh()

Variable Documentation

◆ cWndStream

◆ cWndValue

◆ firstCwnd

◆ firstRto

◆ firstRtt

◆ firstSshThr

◆ inFlightStream

◆ nextRxStream

◆ nextTxStream

◆ rtoStream

◆ rttStream

◆ ssThreshStream

◆ ssThreshValue