#include "ns3/applications-module.h"
#include "ns3/core-module.h"
#include "ns3/internet-module.h"
#include "ns3/lte-module.h"
#include "ns3/mobility-module.h"
#include "ns3/network-module.h"
#include "ns3/point-to-point-module.h"
#include <iomanip>
#include <iostream>
#include <stdio.h>
#include <vector>

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Functions
void	EnbRrcTimeout (uint64_t imsi, uint16_t rnti, uint16_t cellId, std::string cause)
	eNB RRC timeout tracer.

void	NotifyConnectionEstablishedEnb (std::string context, uint64_t imsi, uint16_t cellId, uint16_t rnti)
	eNB Notify connection established.

void	NotifyConnectionEstablishedUe (std::string context, uint64_t imsi, uint16_t cellid, uint16_t rnti)
	UE Notify connection established.

void	NotifyConnectionReleaseAtEnodeB (uint64_t imsi, uint16_t cellId, uint16_t rnti)
	Notification of connection release at eNB.

void	NotifyConnectionTimeoutUe (uint64_t imsi, uint16_t cellId, uint16_t rnti, uint8_t connEstFailCount)
	UE Connection timeout notification.

void	NotifyRandomAccessErrorUe (uint64_t imsi, uint16_t cellId, uint16_t rnti)
	UE Random access error notification.

void	NotifyRaResponseTimeoutUe (uint64_t imsi, bool contention, uint8_t preambleTxCounter, uint8_t maxPreambleTxLimit)
	UE RA response timeout notification.

void	PhySyncDetection (uint16_t n310, uint64_t imsi, uint16_t rnti, uint16_t cellId, std::string type, uint8_t count)
	PHY sync detection tracer.

void	PrintUePosition (uint64_t imsi)
	Print the position of a UE with given IMSI.

void	RadioLinkFailure (Time t310, uint64_t imsi, uint16_t cellId, uint16_t rnti)
	Radio link failure tracer.

void	ReceivePacket (Ptr< const Packet > packet, const Address &)
	Receive a packet.

void	Throughput (bool firstWrite, Time binSize, std::string fileName)
	Write the throughput to file.

static const std::string &	ToString (LteUeRrc::State s)

void	UeStateTransition (uint64_t imsi, uint16_t cellId, uint16_t rnti, LteUeRrc::State oldState, LteUeRrc::State newState)
	UE state transition tracer.

Variables
uint32_t	ByteCounter = 0
	Byte counter.

uint16_t	counterN310FirsteNB = 0
	Counter of N310 indications.

static const std::string	g_ueRrcStateName [LteUeRrc::NUM_STATES]
	Map each of UE RRC states to its string representation.

uint32_t	oldByteCounter = 0
	Old Byte counter,.

Time	t310StartTimeFirstEnb = Seconds(0)
	Time of first N310 indication.

Detailed Description

Usage

$ ./ns3 run "lena-radio-link-failure [Program Options]"

Program Options

--simTime: Total duration of the simulation (in seconds) [+25s]
--numberOfEnbs: Number of eNBs [1]
--n311: Number of in-synch indication [1]
--n310: Number of out-of-synch indication [1]
--t310: Timer for detecting the Radio link failure (in seconds) [+1s]
--interSiteDistance: Inter-site distance in meter [1200]
--useIdealRrc: Use ideal RRC protocol [true]
--enableCtrlErrorModel: Enable control error model [true]
--enableDataErrorModel: Enable data error model [true]
--enableNsLogs: Enable ns-3 logging (debug builds) [false]

Definition in file lena-radio-link-failure.cc.

Function Documentation

◆ EnbRrcTimeout()

void EnbRrcTimeout	(	uint64_t	imsi,
		uint16_t	rnti,
		uint16_t	cellId,
		std::string	cause
	)

eNB RRC timeout tracer.

Parameters

imsi	The IMSI.
rnti	The RNTI.
cellId	The Cell ID.
cause	The reason for timeout.

Definition at line 171 of file lena-radio-link-failure.cc.

References ns3::Time::As(), ns3::Simulator::Now(), and ns3::Time::S.

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◆ NotifyConnectionEstablishedEnb()

void NotifyConnectionEstablishedEnb	(	std::string	context,
		uint64_t	imsi,
		uint16_t	cellId,
		uint16_t	rnti
	)

eNB Notify connection established.

Parameters

context	The context.
imsi	The IMSI.
cellId	The Cell ID.
rnti	The RNTI.

Definition at line 96 of file lena-radio-link-failure.cc.

References ns3::Time::As(), counterN310FirsteNB, ns3::Simulator::Now(), and ns3::Time::S.

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◆ NotifyConnectionEstablishedUe()

void NotifyConnectionEstablishedUe	(	std::string	context,
		uint64_t	imsi,
		uint16_t	cellid,
		uint16_t	rnti
	)

UE Notify connection established.

Parameters

context	The context.
imsi	The IMSI.
cellid	The Cell ID.
rnti	The RNTI.

Definition at line 81 of file lena-radio-link-failure.cc.

References ns3::Time::As(), ns3::Simulator::Now(), and ns3::Time::S.

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◆ NotifyConnectionReleaseAtEnodeB()

void NotifyConnectionReleaseAtEnodeB	(	uint64_t	imsi,
		uint16_t	cellId,
		uint16_t	rnti
	)

Notification of connection release at eNB.

Parameters

imsi	The IMSI.
cellId	The Cell ID.
rnti	The RNTI.

Definition at line 185 of file lena-radio-link-failure.cc.

References ns3::Simulator::Now().

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◆ NotifyConnectionTimeoutUe()

void NotifyConnectionTimeoutUe	(	uint64_t	imsi,
		uint16_t	cellId,
		uint16_t	rnti,
		uint8_t	connEstFailCount
	)

UE Connection timeout notification.

Parameters

imsi	The IMSI.
cellId	The Cell ID.
rnti	The RNTI.
connEstFailCount	Connection failure count.

Definition at line 271 of file lena-radio-link-failure.cc.

References ns3::Time::As(), ns3::Simulator::Now(), and ns3::Time::S.

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◆ NotifyRandomAccessErrorUe()

void NotifyRandomAccessErrorUe	(	uint64_t	imsi,
		uint16_t	cellId,
		uint16_t	rnti
	)

UE Random access error notification.

Parameters

imsi	The IMSI.
cellId	The Cell ID.
rnti	The RNTI.

Definition at line 256 of file lena-radio-link-failure.cc.

References ns3::Time::As(), ns3::Simulator::Now(), and ns3::Time::S.

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◆ NotifyRaResponseTimeoutUe()

void NotifyRaResponseTimeoutUe	(	uint64_t	imsi,
		bool	contention,
		uint8_t	preambleTxCounter,
		uint8_t	maxPreambleTxLimit
	)

UE RA response timeout notification.

Parameters

imsi	The IMSI.
contention	Contention flag.
preambleTxCounter	Preamble Tx counter.
maxPreambleTxLimit	Max preamble Ts limit.

Definition at line 287 of file lena-radio-link-failure.cc.

References ns3::Time::As(), ns3::Simulator::Now(), and ns3::Time::S.

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◆ PhySyncDetection()

void PhySyncDetection	(	uint16_t	n310,
		uint64_t	imsi,
		uint16_t	rnti,
		uint16_t	cellId,
		std::string	type,
		uint8_t	count
	)

PHY sync detection tracer.

Parameters

n310	310 data.
imsi	The IMSI.
rnti	The RNTI.
cellId	The Cell ID.
type	The type.
count	The count.

Definition at line 202 of file lena-radio-link-failure.cc.

References ns3::Time::As(), counterN310FirsteNB, ns3::Simulator::Now(), NS_LOG_DEBUG, ns3::Time::S, and t310StartTimeFirstEnb.

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◆ PrintUePosition()

void PrintUePosition ( uint64_t imsi )

Print the position of a UE with given IMSI.

Parameters

imsi The IMSI.

Definition at line 50 of file lena-radio-link-failure.cc.

References ns3::NodeList::Begin(), and ns3::NodeList::End().

Referenced by RadioLinkFailure().

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◆ RadioLinkFailure()

void RadioLinkFailure	(	Time	t310,
		uint64_t	imsi,
		uint16_t	cellId,
		uint16_t	rnti
	)

Radio link failure tracer.

Parameters

t310	310 data.
imsi	The IMSI.
cellId	The Cell ID.
rnti	The RNTI.

Definition at line 233 of file lena-radio-link-failure.cc.

References ns3::Simulator::Now(), NS_ABORT_MSG_IF, PrintUePosition(), and t310StartTimeFirstEnb.

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◆ ReceivePacket()

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

Receive a packet.

Parameters

packet The packet.

Definition at line 304 of file lena-radio-link-failure.cc.

References ByteCounter.

◆ Throughput()

void Throughput	(	bool	firstWrite,
		Time	binSize,
		std::string	fileName
	)

Write the throughput to file.

Parameters

firstWrite	True if first time writing.
binSize	Bin size.
fileName	Output filename.

Definition at line 317 of file lena-radio-link-failure.cc.

References ns3::Time::As(), ByteCounter, ns3::Time::GetSeconds(), ns3::Simulator::Now(), oldByteCounter, ns3::Time::S, ns3::Simulator::Schedule(), throughput, and Throughput().

Referenced by Throughput().

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◆ ToString()

static const std::string & ToString ( LteUeRrc::State s )

static

Parameters

s	The UE RRC state.

Returns: The string representation of the given state.

Definition at line 136 of file lena-radio-link-failure.cc.

References g_ueRrcStateName.

Referenced by UeStateTransition().

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◆ UeStateTransition()

void UeStateTransition	(	uint64_t	imsi,
		uint16_t	cellId,
		uint16_t	rnti,
		LteUeRrc::State	oldState,
		LteUeRrc::State	newState
	)

UE state transition tracer.

Parameters

imsi	The IMSI.
cellId	The Cell ID.
rnti	The RNTI.
oldState	The old state.
newState	The new state.

Definition at line 151 of file lena-radio-link-failure.cc.

References ns3::Time::As(), ns3::Simulator::Now(), ns3::Time::S, and ToString().

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Variable Documentation

◆ ByteCounter

uint32_t ByteCounter = 0

Byte counter.

Definition at line 41 of file lena-radio-link-failure.cc.

Referenced by ReceivePacket(), and Throughput().

◆ counterN310FirsteNB

uint16_t counterN310FirsteNB = 0

Counter of N310 indications.

Definition at line 39 of file lena-radio-link-failure.cc.

Referenced by NotifyConnectionEstablishedEnb(), and PhySyncDetection().

◆ g_ueRrcStateName

const std::string g_ueRrcStateName[LteUeRrc::NUM_STATES]

static

Initial value:

= {
    "IDLE_START",
    "IDLE_CELL_SEARCH",
    "IDLE_WAIT_MIB_SIB1",
    "IDLE_WAIT_MIB",
    "IDLE_WAIT_SIB1",
    "IDLE_CAMPED_NORMALLY",
    "IDLE_WAIT_SIB2",
    "IDLE_RANDOM_ACCESS",
    "IDLE_CONNECTING",
    "CONNECTED_NORMALLY",
    "CONNECTED_HANDOVER",
    "CONNECTED_PHY_PROBLEM",
    "CONNECTED_REESTABLISHING",
}

Map each of UE RRC states to its string representation.

Definition at line 115 of file lena-radio-link-failure.cc.

Referenced by ToString().

◆ oldByteCounter

uint32_t oldByteCounter = 0

Old Byte counter,.

Definition at line 42 of file lena-radio-link-failure.cc.

Referenced by Throughput().

◆ t310StartTimeFirstEnb

Time t310StartTimeFirstEnb = Seconds(0)

Time of first N310 indication.

Definition at line 40 of file lena-radio-link-failure.cc.

Referenced by PhySyncDetection(), and RadioLinkFailure().

Functions

Variables

Detailed Description

Usage

Program Options

Function Documentation

◆ EnbRrcTimeout()

◆ NotifyConnectionEstablishedEnb()

◆ NotifyConnectionEstablishedUe()

◆ NotifyConnectionReleaseAtEnodeB()

◆ NotifyConnectionTimeoutUe()

◆ NotifyRandomAccessErrorUe()

◆ NotifyRaResponseTimeoutUe()

◆ PhySyncDetection()

◆ PrintUePosition()

◆ RadioLinkFailure()

◆ ReceivePacket()

◆ Throughput()

◆ ToString()

◆ UeStateTransition()

Variable Documentation

◆ ByteCounter

◆ counterN310FirsteNB

◆ g_ueRrcStateName

◆ oldByteCounter

◆ t310StartTimeFirstEnb