#include "ns3/applications-module.h"
#include "ns3/core-module.h"
#include "ns3/internet-apps-module.h"
#include "ns3/internet-module.h"
#include "ns3/network-module.h"
#include "ns3/point-to-point-module.h"
#include "ns3/traffic-control-module.h"
#include <fstream>
#include <iostream>
#include <string>

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Functions
void	ScheduleFirstDctcpTraceConnection (std::ofstream *ofStream)
	Schedule trace connection.

void	ScheduleFirstPacketSinkConnection ()
	Schedule trace connection.

void	ScheduleFirstTcpCwndTraceConnection (std::ofstream *ofStream)
	Schedule trace connection.

void	ScheduleFirstTcpRttTraceConnection (std::ofstream *ofStream)
	Schedule trace connection.

void	ScheduleSecondDctcpTraceConnection (std::ofstream *ofStream)
	Schedule trace connection.

void	ScheduleSecondPacketSinkConnection ()
	Schedule trace connection.

void	ScheduleSecondTcpCwndTraceConnection (std::ofstream *ofStream)
	Schedule trace connection.

void	ScheduleSecondTcpRttTraceConnection (std::ofstream *ofStream)
	Schedule trace connection.

void	TraceFirstCwnd (std::ofstream *ofStream, uint32_t oldCwnd, uint32_t newCwnd)
	Trace first congestion window.

void	TraceFirstDctcp (std::ofstream *ofStream, uint32_t bytesMarked, uint32_t bytesAcked, double alpha)
	Trace first TcpDctcp.

void	TraceFirstRtt (std::ofstream *ofStream, Time oldRtt, Time newRtt)
	Trace first RTT.

void	TraceFirstRx (Ptr< const Packet > packet, const Address &address)
	Trace first Rx.

void	TraceFirstThroughput (std::ofstream *ofStream, Time throughputInterval)
	Trace the first throughput.

void	TraceMarksFrequency (std::ofstream *ofStream, Time marksSamplingInterval)
	Trace marks frequency.

void	TracePingRtt (std::ofstream *ofStream, uint16_t, Time rtt)
	Trace ping RTT.

void	TraceQueueDrop (std::ofstream *ofStream, Ptr< const QueueDiscItem > item)
	Trace queue drop.

void	TraceQueueLength (std::ofstream *ofStream, DataRate queueLinkRate, uint32_t oldVal, uint32_t newVal)
	Trace queue length.

void	TraceQueueMark (std::ofstream ofStream, Ptr< const QueueDiscItem > item, const char reason)
	Trace queue marks.

void	TraceSecondCwnd (std::ofstream *ofStream, uint32_t oldCwnd, uint32_t newCwnd)
	Trace second congestion window.

void	TraceSecondDctcp (std::ofstream *ofStream, uint32_t bytesMarked, uint32_t bytesAcked, double alpha)
	Trace second TcpDctcp.

void	TraceSecondRtt (std::ofstream *ofStream, Time oldRtt, Time newRtt)
	Trace second RTT.

void	TraceSecondRx (Ptr< const Packet > packet, const Address &address)
	Trace second Rx.

void	TraceSecondThroughput (std::ofstream *ofStream, Time throughputInterval)
	Trace the second throughput.

Variables
uint32_t	g_dropsObserved = 0
	Number of dropped packets observed.

uint32_t	g_firstBytesReceived = 0
	First received packet size.

uint32_t	g_marksObserved = 0
	Number of marked packets observed.

uint32_t	g_secondBytesReceived = 0
	Second received packet size.

std::string	g_validate = ""
	Empty string disables validation.

bool	g_validationFailed = false
	True if validation failed.

Detailed Description

Usage

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

Program Options

--firstTcpType: first TCP type (cubic, dctcp, or reno) [cubic]
--secondTcpType: second TCP type (cubic, dctcp, or reno)
--queueType: bottleneck queue type (fq, codel, pie, or red) [codel]
--baseRtt: base RTT [+80ms]
--ceThreshold: CoDel CE threshold (for DCTCP) [+1ms]
--linkRate: data rate of bottleneck link [50000000bps]
--stopTime: simulation stop time [+1.16667min]
--queueUseEcn: use ECN on queue [false]
--enablePcap: enable Pcap [false]
--validate: validation case to run

Definition in file tcp-validation.cc.

Function Documentation

◆ ScheduleFirstDctcpTraceConnection()

void ScheduleFirstDctcpTraceConnection ( std::ofstream * ofStream )

Schedule trace connection.

Parameters

ofStream Output filestream.

Definition at line 551 of file tcp-validation.cc.

References ns3::Config::ConnectWithoutContextFailSafe(), ns3::MakeBoundCallback(), and TraceFirstDctcp().

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◆ ScheduleFirstPacketSinkConnection()

void ScheduleFirstPacketSinkConnection ( )

Schedule trace connection.

Definition at line 575 of file tcp-validation.cc.

References ns3::Config::ConnectWithoutContextFailSafe(), ns3::MakeCallback(), and TraceFirstRx().

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◆ ScheduleFirstTcpCwndTraceConnection()

void ScheduleFirstTcpCwndTraceConnection ( std::ofstream * ofStream )

Schedule trace connection.

Parameters

ofStream Output filestream.

Definition at line 526 of file tcp-validation.cc.

References ns3::Config::ConnectWithoutContextFailSafe(), ns3::MakeBoundCallback(), and TraceFirstCwnd().

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◆ ScheduleFirstTcpRttTraceConnection()

void ScheduleFirstTcpRttTraceConnection ( std::ofstream * ofStream )

Schedule trace connection.

Parameters

ofStream Output filestream.

Definition at line 539 of file tcp-validation.cc.

References ns3::Config::ConnectWithoutContextFailSafe(), ns3::MakeBoundCallback(), and TraceFirstRtt().

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◆ ScheduleSecondDctcpTraceConnection()

void ScheduleSecondDctcpTraceConnection ( std::ofstream * ofStream )

Schedule trace connection.

Parameters

ofStream Output filestream.

Definition at line 564 of file tcp-validation.cc.

References ns3::Config::ConnectWithoutContextFailSafe(), ns3::MakeBoundCallback(), and TraceSecondDctcp().

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◆ ScheduleSecondPacketSinkConnection()

void ScheduleSecondPacketSinkConnection ( )

Schedule trace connection.

Definition at line 609 of file tcp-validation.cc.

References ns3::Config::ConnectWithoutContext(), ns3::MakeCallback(), and TraceSecondRx().

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◆ ScheduleSecondTcpCwndTraceConnection()

void ScheduleSecondTcpCwndTraceConnection ( std::ofstream * ofStream )

Schedule trace connection.

Parameters

ofStream Output filestream.

Definition at line 587 of file tcp-validation.cc.

References ns3::Config::ConnectWithoutContext(), ns3::MakeBoundCallback(), and TraceSecondCwnd().

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◆ ScheduleSecondTcpRttTraceConnection()

void ScheduleSecondTcpRttTraceConnection ( std::ofstream * ofStream )

Schedule trace connection.

Parameters

ofStream Output filestream.

Definition at line 599 of file tcp-validation.cc.

References ns3::Config::ConnectWithoutContext(), ns3::MakeBoundCallback(), and TraceSecondRtt().

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◆ TraceFirstCwnd()

void TraceFirstCwnd	(	std::ofstream *	ofStream,
		uint32_t	oldCwnd,
		uint32_t	newCwnd
	)

Trace first congestion window.

Parameters

ofStream	Output filestream.
oldCwnd	Old value.
newCwnd	new value.

Definition at line 180 of file tcp-validation.cc.

References g_validate, g_validationFailed, ns3::Time::GetSeconds(), ns3::Now(), ns3::Simulator::Now(), NS_LOG_WARN, and ns3::Time::S.

Referenced by ScheduleFirstTcpCwndTraceConnection().

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◆ TraceFirstDctcp()

void TraceFirstDctcp	(	std::ofstream *	ofStream,
		uint32_t	bytesMarked,
		uint32_t	bytesAcked,
		double	alpha
	)

Trace first TcpDctcp.

Parameters

ofStream	Output filestream.
bytesMarked	Bytes marked.
bytesAcked	Bytes ACKed.
alpha	Alpha.

Definition at line 226 of file tcp-validation.cc.

References g_validate, g_validationFailed, ns3::Time::GetSeconds(), ns3::Now(), ns3::Simulator::Now(), NS_LOG_WARN, and ns3::Time::S.

Referenced by ScheduleFirstDctcpTraceConnection().

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◆ TraceFirstRtt()

void TraceFirstRtt	(	std::ofstream *	ofStream,
		Time	oldRtt,
		Time	newRtt
	)

Trace first RTT.

Parameters

ofStream	Output filestream.
oldRtt	Old value.
newRtt	New value.

Definition at line 278 of file tcp-validation.cc.

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

Referenced by ScheduleFirstTcpRttTraceConnection().

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◆ TraceFirstRx()

void TraceFirstRx	(	Ptr< const Packet >	packet,
		const Address &	address
	)

Trace first Rx.

Parameters

packet	The packet.
address	The sender address.

Definition at line 362 of file tcp-validation.cc.

References g_firstBytesReceived.

Referenced by ScheduleFirstPacketSinkConnection().

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◆ TraceFirstThroughput()

void TraceFirstThroughput	(	std::ofstream *	ofStream,
		Time	throughputInterval
	)

Trace the first throughput.

Parameters

ofStream	Output filestream.
throughputInterval	The throughput interval.

Definition at line 459 of file tcp-validation.cc.

References g_firstBytesReceived, g_validate, g_validationFailed, ns3::Time::GetSeconds(), ns3::Now(), ns3::Simulator::Now(), NS_LOG_WARN, ns3::Time::S, ns3::Simulator::Schedule(), throughput, and TraceFirstThroughput().

Referenced by TraceFirstThroughput().

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◆ TraceMarksFrequency()

void TraceMarksFrequency	(	std::ofstream *	ofStream,
		Time	marksSamplingInterval
	)

Trace marks frequency.

Parameters

ofStream	Output filestream.
marksSamplingInterval	The mark sampling interval.

Definition at line 439 of file tcp-validation.cc.

References g_marksObserved, g_validate, ns3::Time::GetSeconds(), ns3::Simulator::Now(), ns3::Simulator::Schedule(), and TraceMarksFrequency().

Referenced by TraceMarksFrequency().

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◆ TracePingRtt()

void TracePingRtt	(	std::ofstream *	ofStream,
		uint16_t	,
		Time	rtt
	)

Trace ping RTT.

Parameters

ofStream	Output filestream.
rtt	RTT value.

Definition at line 347 of file tcp-validation.cc.

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

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◆ TraceQueueDrop()

void TraceQueueDrop	(	std::ofstream *	ofStream,
		Ptr< const QueueDiscItem >	item
	)

Trace queue drop.

Parameters

ofStream	Output filestream.
item	The dropped QueueDiscItem.

Definition at line 386 of file tcp-validation.cc.

References g_dropsObserved, g_validate, ns3::Time::GetSeconds(), and ns3::Simulator::Now().

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◆ TraceQueueLength()

void TraceQueueLength	(	std::ofstream *	ofStream,
		DataRate	queueLinkRate,
		uint32_t	oldVal,
		uint32_t	newVal
	)

Trace queue length.

Parameters

ofStream	Output filestream.
queueLinkRate	Queue link rate.
oldVal	Old value.
newVal	New value.

Definition at line 421 of file tcp-validation.cc.

References g_validate, ns3::DataRate::GetBitRate(), ns3::Time::GetSeconds(), and ns3::Simulator::Now().

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◆ TraceQueueMark()

void TraceQueueMark	(	std::ofstream *	ofStream,
		Ptr< const QueueDiscItem >	item,
		const char *	reason
	)

Trace queue marks.

Parameters

ofStream	Output filestream.
item	The marked QueueDiscItem.
reason	The reason.

Definition at line 403 of file tcp-validation.cc.

References g_marksObserved, g_validate, ns3::Time::GetSeconds(), and ns3::Simulator::Now().

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◆ TraceSecondCwnd()

void TraceSecondCwnd	(	std::ofstream *	ofStream,
		uint32_t	oldCwnd,
		uint32_t	newCwnd
	)

Trace second congestion window.

Parameters

ofStream	Output filestream.
oldCwnd	Old value.
newCwnd	new value.

Definition at line 295 of file tcp-validation.cc.

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

Referenced by ScheduleSecondTcpCwndTraceConnection().

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◆ TraceSecondDctcp()

void TraceSecondDctcp	(	std::ofstream *	ofStream,
		uint32_t	bytesMarked,
		uint32_t	bytesAcked,
		double	alpha
	)

Trace second TcpDctcp.

Parameters

ofStream	Output filestream.
bytesMarked	Bytes marked.
bytesAcked	Bytes ACKed.
alpha	Alpha.

Definition at line 332 of file tcp-validation.cc.

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

Referenced by ScheduleSecondDctcpTraceConnection().

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◆ TraceSecondRtt()

void TraceSecondRtt	(	std::ofstream *	ofStream,
		Time	oldRtt,
		Time	newRtt
	)

Trace second RTT.

Parameters

ofStream	Output filestream.
oldRtt	Old value.
newRtt	New value.

Definition at line 314 of file tcp-validation.cc.

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

Referenced by ScheduleSecondTcpRttTraceConnection().

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◆ TraceSecondRx()

void TraceSecondRx	(	Ptr< const Packet >	packet,
		const Address &	address
	)

Trace second Rx.

Parameters

packet	The packet.
address	The sender address.

Definition at line 374 of file tcp-validation.cc.

References g_secondBytesReceived.

Referenced by ScheduleSecondPacketSinkConnection().

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◆ TraceSecondThroughput()

void TraceSecondThroughput	(	std::ofstream *	ofStream,
		Time	throughputInterval
	)

Trace the second throughput.

Parameters

ofStream	Output filestream.
throughputInterval	The throughput interval.

Definition at line 509 of file tcp-validation.cc.

References g_secondBytesReceived, g_validate, ns3::Time::GetSeconds(), ns3::Simulator::Now(), ns3::Simulator::Schedule(), and TraceSecondThroughput().

Referenced by TraceSecondThroughput().

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Variable Documentation

◆ g_dropsObserved

uint32_t g_dropsObserved = 0

Number of dropped packets observed.

Definition at line 168 of file tcp-validation.cc.

Referenced by TraceQueueDrop().

◆ g_firstBytesReceived

uint32_t g_firstBytesReceived = 0

First received packet size.

Definition at line 165 of file tcp-validation.cc.

Referenced by TraceFirstRx(), and TraceFirstThroughput().

◆ g_marksObserved

uint32_t g_marksObserved = 0

Number of marked packets observed.

Definition at line 167 of file tcp-validation.cc.

Referenced by TraceMarksFrequency(), and TraceQueueMark().

◆ g_secondBytesReceived

uint32_t g_secondBytesReceived = 0

Second received packet size.

Definition at line 166 of file tcp-validation.cc.

Referenced by TraceSecondRx(), and TraceSecondThroughput().

◆ g_validate

std::string g_validate = ""

Empty string disables validation.

Definition at line 169 of file tcp-validation.cc.

Referenced by TraceFirstCwnd(), TraceFirstDctcp(), TraceFirstRtt(), TraceFirstThroughput(), TraceMarksFrequency(), TracePingRtt(), TraceQueueDrop(), TraceQueueLength(), TraceQueueMark(), TraceSecondCwnd(), TraceSecondDctcp(), TraceSecondRtt(), and TraceSecondThroughput().

◆ g_validationFailed

bool g_validationFailed = false

True if validation failed.

Definition at line 170 of file tcp-validation.cc.

Referenced by TraceFirstCwnd(), TraceFirstDctcp(), and TraceFirstThroughput().

Functions

Variables

Detailed Description

Usage

Program Options

Function Documentation

◆ ScheduleFirstDctcpTraceConnection()

◆ ScheduleFirstPacketSinkConnection()

◆ ScheduleFirstTcpCwndTraceConnection()

◆ ScheduleFirstTcpRttTraceConnection()

◆ ScheduleSecondDctcpTraceConnection()

◆ ScheduleSecondPacketSinkConnection()

◆ ScheduleSecondTcpCwndTraceConnection()

◆ ScheduleSecondTcpRttTraceConnection()

◆ TraceFirstCwnd()

◆ TraceFirstDctcp()

◆ TraceFirstRtt()

◆ TraceFirstRx()

◆ TraceFirstThroughput()

◆ TraceMarksFrequency()

◆ TracePingRtt()

◆ TraceQueueDrop()

◆ TraceQueueLength()

◆ TraceQueueMark()

◆ TraceSecondCwnd()

◆ TraceSecondDctcp()

◆ TraceSecondRtt()

◆ TraceSecondRx()

◆ TraceSecondThroughput()

Variable Documentation

◆ g_dropsObserved

◆ g_firstBytesReceived

◆ g_marksObserved

◆ g_secondBytesReceived

◆ g_validate

◆ g_validationFailed