12#include "ns3/boolean.h"
13#include "ns3/epc-enb-application.h"
14#include "ns3/epc-mme-application.h"
15#include "ns3/epc-pgw-application.h"
16#include "ns3/epc-sgw-application.h"
17#include "ns3/epc-ue-nas.h"
18#include "ns3/epc-x2.h"
19#include "ns3/icmpv6-l4-protocol.h"
20#include "ns3/internet-stack-helper.h"
21#include "ns3/ipv6-static-routing-helper.h"
23#include "ns3/lte-enb-net-device.h"
24#include "ns3/lte-enb-rrc.h"
25#include "ns3/lte-ue-net-device.h"
26#include "ns3/packet-socket-address.h"
27#include "ns3/point-to-point-helper.h"
28#include "ns3/string.h"
75 internet.Install(
m_pgw);
76 internet.Install(
m_sgw);
77 internet.Install(
m_mme);
120 NS_LOG_LOGIC(
"IPv4 ifaces of the PGW after installing p2p dev: "
122 NS_LOG_LOGIC(
"IPv4 ifaces of the SGW after installing p2p dev: "
128 NS_LOG_LOGIC(
"IPv4 ifaces of the PGW after assigning Ipv4 addr to S5 dev: "
130 NS_LOG_LOGIC(
"IPv4 ifaces of the SGW after assigning Ipv4 addr to S5 dev: "
187 NS_LOG_LOGIC(
"MME's IPv4 ifaces after installing p2p dev: "
189 NS_LOG_LOGIC(
"SGW's IPv4 ifaces after installing p2p dev: "
195 NS_LOG_LOGIC(
"MME's IPv4 ifaces after assigning Ipv4 addr to S11 dev: "
197 NS_LOG_LOGIC(
"SGW's IPv4 ifaces after assigning Ipv4 addr to S11 dev: "
218 m_mmeApp->AddSgw(sgwS11Address, mmeS11Address, mmeS11Socket);
219 m_sgwApp->AddMme(mmeS11Address, sgwS11Socket);
232 TypeId(
"ns3::NoBackhaulEpcHelper")
236 .AddAttribute(
"S5LinkDataRate",
237 "The data rate to be used for the next S5 link to be created",
241 .AddAttribute(
"S5LinkDelay",
242 "The delay to be used for the next S5 link to be created",
246 .AddAttribute(
"S5LinkMtu",
247 "The MTU of the next S5 link to be created",
251 .AddAttribute(
"S11LinkDataRate",
252 "The data rate to be used for the next S11 link to be created",
256 .AddAttribute(
"S11LinkDelay",
257 "The delay to be used for the next S11 link to be created",
261 .AddAttribute(
"S11LinkMtu",
262 "The MTU of the next S11 link to be created.",
266 .AddAttribute(
"X2LinkDataRate",
267 "The data rate to be used for the next X2 link to be created",
271 .AddAttribute(
"X2LinkDelay",
272 "The delay to be used for the next X2 link to be created",
276 .AddAttribute(
"X2LinkMtu",
277 "The MTU of the next X2 link to be created. Note that, because of some "
278 "big X2 messages, you need a big MTU.",
282 .AddAttribute(
"X2LinkPcapPrefix",
283 "Prefix for Pcap generated by X2 link",
287 .AddAttribute(
"X2LinkEnablePcap",
288 "Enable Pcap for X2 link",
313 std::vector<uint16_t> cellIds)
316 NS_ASSERT(enb == lteEnbNetDevice->GetNode());
322 internet.Install(enb);
323 NS_LOG_LOGIC(
"number of Ipv4 ifaces of the eNB after node creation: "
330 enbLteSocketBindAddress.
SetSingleDevice(lteEnbNetDevice->GetIfIndex());
332 retval = enbLteSocket->Bind(enbLteSocketBindAddress);
336 enbLteSocketConnectAddress.
SetSingleDevice(lteEnbNetDevice->GetIfIndex());
338 retval = enbLteSocket->Connect(enbLteSocketConnectAddress);
345 enbLteSocketBindAddress6.
SetSingleDevice(lteEnbNetDevice->GetIfIndex());
347 retval = enbLteSocket6->Bind(enbLteSocketBindAddress6);
351 enbLteSocketConnectAddress6.
SetSingleDevice(lteEnbNetDevice->GetIfIndex());
353 retval = enbLteSocket6->Connect(enbLteSocketConnectAddress6);
356 NS_LOG_INFO(
"Create EpcEnbApplication for cell ID " << cellIds.at(0));
359 enb->AddApplication(enbApp);
362 "cannot retrieve EpcEnbApplication");
363 NS_LOG_LOGIC(
"enb: " << enb <<
", enb->GetApplication (0): " << enb->GetApplication(0));
367 enb->AggregateObject(x2);
382 NS_LOG_LOGIC(
"number of Ipv4 ifaces of the eNB #1 after installing p2p dev: "
384 NS_LOG_LOGIC(
"number of Ipv4 ifaces of the eNB #2 after installing p2p dev: "
394 NS_LOG_LOGIC(
"number of Ipv4 ifaces of the eNB #1 after assigning Ipv4 addr to X2 dev: "
396 NS_LOG_LOGIC(
"number of Ipv4 ifaces of the eNB #2 after assigning Ipv4 addr to X2 dev: "
409 DoAddX2Interface(enb1X2, enb1LteDev, enb1X2Address, enb2X2, enb2LteDev, enb2X2Address);
425 NS_ABORT_MSG_IF(!enb1LteDevice,
"Unable to find LteEnbNetDevice for the first eNB");
426 NS_ABORT_MSG_IF(!enb2LteDevice,
"Unable to find LteEnbNetDevice for the second eNB");
428 std::vector<uint16_t> enb1CellIds = enb1LteDevice->GetCellIds();
429 std::vector<uint16_t> enb2CellIds = enb2LteDevice->GetCellIds();
431 uint16_t enb1CellId = enb1CellIds.at(0);
432 uint16_t enb2CellId = enb2CellIds.at(0);
434 NS_LOG_LOGIC(
"LteEnbNetDevice #1 = " << enb1LteDev <<
" - CellId = " << enb1CellId);
435 NS_LOG_LOGIC(
"LteEnbNetDevice #2 = " << enb2LteDev <<
" - CellId = " << enb2CellId);
437 enb1X2->AddX2Interface(enb1CellId, enb1X2Address, enb2CellIds, enb2X2Address);
438 enb2X2->AddX2Interface(enb2CellId, enb2X2Address, enb1CellIds, enb1X2Address);
440 enb1LteDevice->GetRrc()->AddX2Neighbour(enb2CellId);
441 enb2LteDevice->GetRrc()->AddX2Neighbour(enb1CellId);
468 "UEs need to have IPv4/IPv6 installed before EPS bearers can be activated");
472 int32_t interface = ueIpv4->GetInterfaceForDevice(ueDevice);
473 if (interface >= 0 && ueIpv4->GetNAddresses(interface) == 1)
475 Ipv4Address ueAddr = ueIpv4->GetAddress(interface, 0).GetLocal();
476 NS_LOG_LOGIC(
" UE IPv4 address: " << ueAddr);
477 m_pgwApp->SetUeAddress(imsi, ueAddr);
482 int32_t interface6 = ueIpv6->GetInterfaceForDevice(ueDevice);
483 if (interface6 >= 0 && ueIpv6->GetNAddresses(interface6) == 2)
485 Ipv6Address ueAddr6 = ueIpv6->GetAddress(interface6, 1).GetAddress();
487 m_pgwApp->SetUeAddress6(imsi, ueAddr6);
490 uint8_t bearerId =
m_mmeApp->AddBearer(imsi, tft, bearer);
507 NS_LOG_WARN(
"Unable to find LteUeNetDevice while activating the EPS bearer");
530 for (
auto iter = ueDevices.
Begin(); iter != ueDevices.
End(); iter++)
542 return m_pgw->GetObject<
Ipv4>()->GetAddress(1, 0).GetLocal();
562 std::vector<uint16_t> cellIds)
564 NS_LOG_FUNCTION(
this << enb << enbAddress << sgwAddress << cellIds.size());
574 enbApp->AddS1Interface(enbS1uSocket, enbAddress, sgwAddress);
577 for (uint16_t cellId : cellIds)
579 NS_LOG_DEBUG(
"Adding MME and SGW for cell ID " << cellId);
580 m_mmeApp->AddEnb(cellId, enbAddress, enbApp->GetS1apSapEnb());
581 m_sgwApp->AddEnb(cellId, enbAddress, sgwAddress);
583 enbApp->SetS1apSapMme(
m_mmeApp->GetS1apSapMme());
589 int64_t currentStream = stream;
596 currentStream += internet.AssignStreams(nc, currentStream);
597 return (currentStream - stream);
a polymophic address class
AttributeValue implementation for Boolean.
Class for representing data rates.
AttributeValue implementation for DataRate.
This application is installed inside eNBs and provides the bridge functionality for user data plane p...
bool RecvFromTunDevice(Ptr< Packet > packet, const Address &source, const Address &dest, uint16_t protocolNumber)
Method to be assigned to the callback of the SGi TUN VirtualNetDevice.
void ActivateEpsBearer(EpsBearer bearer, Ptr< EpcTft > tft)
Activate an EPS bearer.
This entity is installed inside an eNB and provides the functionality for the X2 interface.
This class contains the specification of EPS Bearers.
An implementation of the ICMPv6 protocol.
aggregate IP/TCP/UDP functionality to existing Nodes.
Ipv4 addresses are stored in host order in this class.
static Ipv4Address GetAny()
Access to the IPv4 forwarding table, interfaces, and configuration.
virtual uint32_t GetNInterfaces() const =0
holds a vector of std::pair of Ptr<Ipv4> and interface index.
Ipv4Address GetAddress(uint32_t i, uint32_t j=0) const
static constexpr uint16_t PROT_NUMBER
Protocol number.
Describes an IPv6 address.
Access to the IPv6 forwarding table, interfaces, and configuration.
virtual Ipv6InterfaceAddress GetAddress(uint32_t interface, uint32_t addressIndex) const =0
Get IPv6 address on specified IPv6 interface.
Keep track of a set of IPv6 interfaces.
void SetForwarding(uint32_t i, bool state)
Set the state of the stack (act as a router or as an host) for the specified index.
void SetDefaultRouteInAllNodes(uint32_t router)
Set the default route for all the devices (except the router itself).
static constexpr uint16_t PROT_NUMBER
The protocol number for IPv6 (0x86DD).
Describes an IPv6 prefix.
Helper class that adds ns3::Ipv6StaticRouting objects.
Ptr< Ipv6StaticRouting > GetStaticRouting(Ptr< Ipv6 > ipv6) const
Get Ipv6StaticRouting pointer from IPv6 stack.
The eNodeB device implementation.
static Mac48Address GetBroadcast()
static Mac48Address Allocate()
Allocate a new Mac48Address.
holds a vector of ns3::NetDevice pointers
Iterator Begin() const
Get an iterator which refers to the first NetDevice in the container.
void Add(NetDeviceContainer other)
Append the contents of another NetDeviceContainer to the end of this container.
Iterator End() const
Get an iterator which indicates past-the-last NetDevice in the container.
Ptr< NetDevice > Get(uint32_t i) const
Get the Ptr<NetDevice> stored in this container at a given index.
Create an EPC network with PointToPoint links between the core network nodes.
uint16_t m_s5LinkMtu
The MTU of the next S5 link to be created.
static TypeId GetTypeId()
Register this type.
Ptr< VirtualNetDevice > m_tunDevice
TUN device implementing tunneling of user data over GTP-U/UDP/IP.
Time m_s5LinkDelay
The delay to be used for the next S5 link to be created.
Ipv4AddressHelper m_x2Ipv4AddressHelper
helper to assign addresses to X2 NetDevices
Ptr< Node > m_sgw
SGW network element.
~NoBackhaulEpcHelper() override
Destructor.
Ptr< EpcSgwApplication > m_sgwApp
SGW application.
DataRate m_x2LinkDataRate
The data rate to be used for the next X2 link to be created.
Ptr< Node > m_mme
MME network element.
Ipv4AddressHelper m_uePgwAddressHelper
helper to assign IPv4 addresses to UE devices as well as to the TUN device of the SGW/PGW
Ptr< Node > GetSgwNode() const override
Get the SGW node.
Ptr< EpcMmeApplication > m_mmeApp
MME application.
void AddUe(Ptr< NetDevice > ueLteDevice, uint64_t imsi) override
Notify the EPC of the existence of a new UE which might attach at a later time.
uint16_t m_s11LinkMtu
The MTU of the next S11 link to be created.
std::string m_x2LinkPcapPrefix
Prefix for the PCAP file for the X2 link.
bool m_x2LinkEnablePcap
Enable PCAP generation for X2 link.
Ipv6Address GetUeDefaultGatewayAddress6() override
uint8_t ActivateEpsBearer(Ptr< NetDevice > ueLteDevice, uint64_t imsi, Ptr< EpcTft > tft, EpsBearer bearer) override
Activate an EPS bearer, setting up the corresponding S1-U tunnel.
Ptr< Node > GetPgwNode() const override
Get the PGW node.
void DoDispose() override
Destructor implementation.
NoBackhaulEpcHelper()
Constructor.
Ipv4AddressHelper m_s5Ipv4AddressHelper
S5 interfaces.
uint16_t m_x2LinkMtu
The MTU of the next X2 link to be created.
void NotifyConstructionCompleted() override
Notifier called once the ObjectBase is fully constructed.
Ipv6InterfaceContainer AssignUeIpv6Address(NetDeviceContainer ueDevices) override
Assign IPv6 addresses to UE devices.
uint16_t m_gtpcUdpPort
UDP port where the GTPv2-C Socket is bound, fixed by the standard as 2123.
void AddS1Interface(Ptr< Node > enb, Ipv4Address enbAddress, Ipv4Address sgwAddress, std::vector< uint16_t > cellIds) override
Add an S1 interface between an eNB and a SGW.
void AddX2Interface(Ptr< Node > enbNode1, Ptr< Node > enbNode2) override
Add an X2 interface between two eNB.
Ptr< EpcPgwApplication > m_pgwApp
PGW application.
uint16_t m_gtpuUdpPort
UDP port where the GTP-U Socket is bound, fixed by the standard as 2152.
virtual void DoAddX2Interface(const Ptr< EpcX2 > &enb1X2, const Ptr< NetDevice > &enb1LteDev, const Ipv4Address &enb1X2Address, const Ptr< EpcX2 > &enb2X2, const Ptr< NetDevice > &enb2LteDev, const Ipv4Address &enb2X2Address) const
DoAddX2Interface: Call AddX2Interface on top of the Enb device pointers.
Time m_x2LinkDelay
The delay to be used for the next X2 link to be created.
Ipv4AddressHelper m_s11Ipv4AddressHelper
Helper to assign addresses to S11 NetDevices.
int64_t AssignStreams(int64_t stream) override
Assign a fixed random variable stream number to the random variables used.
Ipv4Address GetUeDefaultGatewayAddress() override
Ipv4InterfaceContainer AssignUeIpv4Address(NetDeviceContainer ueDevices) override
Assign IPv4 addresses to UE devices.
Time m_s11LinkDelay
The delay to be used for the next S11 link to be created.
Ptr< Node > m_pgw
PGW network element.
DataRate m_s11LinkDataRate
The data rate to be used for the next S11 link to be created.
Ipv6AddressHelper m_uePgwAddressHelper6
helper to assign IPv6 addresses to UE devices as well as to the TUN device of the SGW/PGW
void AddEnb(Ptr< Node > enbNode, Ptr< NetDevice > lteEnbNetDevice, std::vector< uint16_t > cellIds) override
Add an eNB to the EPC.
virtual void DoActivateEpsBearerForUe(const Ptr< NetDevice > &ueDevice, const Ptr< EpcTft > &tft, const EpsBearer &bearer) const
DoActivateEpsBearerForUe: Schedule ActivateEpsBearer on the UE.
DataRate m_s5LinkDataRate
The data rate to be used for the next S5 link to be created.
keep track of a set of node pointers.
void Add(const NodeContainer &nc)
Append the contents of another NodeContainer to the end of this container.
virtual void NotifyConstructionCompleted()
Notifier called once the ObjectBase is fully constructed.
an address for a packet socket
void SetProtocol(uint16_t protocol)
Set the protocol.
void SetPhysicalAddress(const Address address)
Set the destination address.
void SetSingleDevice(uint32_t device)
Set the address to match only a specified NetDevice.
void EnablePcapAll(std::string prefix, bool promiscuous=false)
Enable pcap output on each device (which is of the appropriate type) in the set of all nodes created ...
Build a set of PointToPointNetDevice objects.
void SetDeviceAttribute(std::string name, const AttributeValue &value)
Set an attribute value to be propagated to each NetDevice created by the helper.
void SetChannelAttribute(std::string name, const AttributeValue &value)
Set an attribute value to be propagated to each Channel created by the helper.
NetDeviceContainer Install(NodeContainer c)
Smart pointer class similar to boost::intrusive_ptr.
static EventId ScheduleNow(FUNC f, Ts &&... args)
Schedule an event to expire Now.
static Ptr< Socket > CreateSocket(Ptr< Node > node, TypeId tid)
This method wraps the creation of sockets that is performed on a given node by a SocketFactory specif...
Hold variables of type string.
AttributeValue implementation for Time.
a unique identifier for an interface.
static TypeId LookupByName(std::string name)
Get a TypeId by name.
TypeId SetParent(TypeId tid)
Set the parent TypeId.
Hold an unsigned integer type.
#define NS_ASSERT(condition)
At runtime, in debugging builds, if this condition is not true, the program prints the source file,...
#define NS_ASSERT_MSG(condition, message)
At runtime, in debugging builds, if this condition is not true, the program prints the message to out...
Ptr< const AttributeChecker > MakeBooleanChecker()
Ptr< const AttributeAccessor > MakeBooleanAccessor(T1 a1)
Create an AttributeAccessor for a class data member, or a lone class get functor or set method.
Ptr< const AttributeAccessor > MakeDataRateAccessor(T1 a1)
Create an AttributeAccessor for a class data member, or a lone class get functor or set method.
Ptr< const AttributeChecker > MakeDataRateChecker()
Ptr< const AttributeChecker > MakeStringChecker()
Ptr< const AttributeAccessor > MakeStringAccessor(T1 a1)
Create an AttributeAccessor for a class data member, or a lone class get functor or set method.
Ptr< const AttributeAccessor > MakeTimeAccessor(T1 a1)
Create an AttributeAccessor for a class data member, or a lone class get functor or set method.
Ptr< const AttributeChecker > MakeTimeChecker()
Helper to make an unbounded Time checker.
Ptr< const AttributeChecker > MakeUintegerChecker()
Ptr< const AttributeAccessor > MakeUintegerAccessor(T1 a1)
Create an AttributeAccessor for a class data member, or a lone class get functor or set method.
Callback< R, Args... > MakeNullCallback()
#define NS_ABORT_MSG_UNLESS(cond, msg)
Abnormal program termination if a condition is false, with a message.
#define NS_ABORT_MSG_IF(cond, msg)
Abnormal program termination if a condition is true, with a message.
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
#define NS_LOG_DEBUG(msg)
Use NS_LOG to output a message of level LOG_DEBUG.
#define NS_LOG_LOGIC(msg)
Use NS_LOG to output a message of level LOG_LOGIC.
#define NS_LOG_FUNCTION_NOARGS()
Output the name of the function.
#define NS_LOG_FUNCTION(parameters)
If log level LOG_FUNCTION is enabled, this macro will output all input parameters separated by ",...
#define NS_LOG_WARN(msg)
Use NS_LOG to output a message of level LOG_WARN.
#define NS_LOG_INFO(msg)
Use NS_LOG to output a message of level LOG_INFO.
Ptr< T > CreateObject(Args &&... args)
Create an object by type, with varying number of constructor parameters.
#define NS_OBJECT_ENSURE_REGISTERED(type)
Register an Object subclass with the TypeId system.
Time Seconds(double value)
Construct a Time in the indicated unit.
Every class exported by the ns3 library is enclosed in the ns3 namespace.
Callback< R, Args... > MakeCallback(R(T::*memPtr)(Args...), OBJ objPtr)
Build Callbacks for class method members which take varying numbers of arguments and potentially retu...
Ptr< T1 > DynamicCast(const Ptr< T2 > &p)
Cast a Ptr.