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Module 3 Lecture. Basic QualNet. Lecture: Basic QualNet Introduction. Wired vs. Wireless Scenario Parameters Wired Designs Wireless Designs Protocols Summary. Wired Design Link Definition Point to Point Switch Hub Network Protocols Subnet Definition Hierarchies Applications.

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Module 3 lecture

Module 3 Lecture

Basic QualNet


Lecture: Basic QualNetIntroduction

  • Wired vs. Wireless

  • Scenario Parameters

  • Wired Designs

  • Wireless Designs

  • Protocols

  • Summary


Wired

Design

Link Definition

Point to Point

Switch

Hub

Network Protocols

Subnet Definition

Hierarchies

Applications

Lecture: Basic QualNetWired vs. Wireless – Design Considerations

Wireless

  • Design

  • Link Definition

    • AdHoc

    • Point to Point

  • Wireless Settings

    • Channel

    • Radio/Physical

    • MAC Protocol

  • Network Protocol

  • Subnet Definition

  • Hierarchies

  • Applications


Lecture: Basic QualNetWired vs. Wireless – Design Considerations

  • Both Wired and Wireless Scenario design require the following:

  • Set Global Variables

  • Configure Nodes and Networks

  • Add Traffic

  • Run the Simulation


Lecture: Basic QualNetScenario Parameters - Where

  • 4 places to define:

    • General Settings

    • Hierarchy

    • Subnet

    • Node

      • interface


Lecture: Basic QualNetScenario Parameters – ConfigSettings

  • General

  • Node Positioning

  • Wireless

  • Adaptation

  • ARP

  • Network

  • Traffic

  • Statistics

  • Node Specific


Lecture: Basic QualNetScenario Parameters – Config Settings

  • Global to a scenario

  • Affect all nodes in a scenario but…

    • If a parameter is changed at the node level…

      • No impact by changing ConfigSettings

    • If a parameter is changed at the hierarchy…

      • No impact by changing ConfigSettings

  • Most frequently changed…

    • Routing

    • MAC/Radio

    • Mobility


Lecture: Basic QualNetScenario Parameters – Config Settings

  • General Settings

    • Simulation Time, Seed, Background Image, Terrain, Urban Terrain Features File,Parallel Partition Scheme

  • Node Positioning

    • Placement, Mobility Model

  • Wireless Settings

    • Channel, Radio/Physical Layer, MAC Protocol

  • ATM Layer 2

    • ATM Link Properties [bandwidth, delay, RED values]

  • Adaptation Protocols

    • ATM Subnet, Static Routes

  • ARP Specific

    • ARP Enable, Timeout value…


Lecture: Basic QualNetScenario Parameters – Config Settings

Describe and narrative for stk

  • Network Protocol

    • Network Protocol, Routing Protocol, MPLS, Transport Layer

  • Traffic and Status

    • Application Layer, Tracing

  • Statistics

    • Enable Statistics Collection

    • HLA statistics

  • HLA

    • Enable / Disable & Associated Parameters

  • STK

    • Enable / Disable & Associated Parameters

  • User Behavior Model

    • Enable / Disable & Associated Parameters

Detailed in

Module 4


Lecture: Basic QualNetScenario Parameters - Hierarchy

  • Affect all nodes in the hierarchy but…

    • If a parameter is changed at the node level…

      • No impact by changing Hierarchy Settings

    • If a parameter is changed at the hierarchy…

      • No impact by changing ConfigSettings

  • Most frequently accessed…

    • Routing

    • MAC/Radio

    • Mobility


Lecture: Basic QualNetScenario Parameters - Hierarchy

  • Using a Hierarchy

    • Select Hierarchy from the Network Components

    • Place the Hierarchy in the scenario

    • Set Parameters as needed

      • Name

      • Autonomous System

      • Closed Image ICON

      • Background Image

      • Constrained


Lecture: Basic QualNetScenario Parameters - Hierarchy

  • Using a Hierarchy

    • Open the hierarchy for use by:

      • Place mouse pointer over center of Hierarchy

      • Press the letter “O” key

    • Note definitions

      • Same as “scenario”

        • Grid

        • Coordinate Set

      • Unless Constrained

    • Place nodes

    • Close by pressing the letter “C” key


Lecture: Basic QualNetScenario Parameters - Hierarchy

  • Using a Hierarchy

    • Constrained Hierarchy

      • Specific set of coordinates to define the region


Lecture: Basic QualNetScenario Parameters - Hierarchy

  • Mobility

    • Mobility Model

  • Radio / Physical Layer

    • Radio Type

    • Antenna Model

  • MAC Protocol

    • MAC Protocol

    • Directional Antenna Mode

    • Station Association Type

  • ARP Specific

    • ARP Enable, Timeout value…


Lecture: Basic QualNetScenario Parameters - Hierarchy

  • Network Protocol

    • Network Protocol

      • Network Protocol

      • ICMP Definition

      • IPSec definition

      • Device level Priority settings

      • Priority Que Definition

    • Routing Protocols

      • Routing Policy

      • HSRP definition

      • Q-OSPF set up

      • Multicast Setup

      • BGP Definition


Lecture: Basic QualNetScenario Parameters - Hierarchy

  • STK

    • Enable / Disable & Associated Parameters

  • User Behavior Model

    • Enable / Disable & Associated Parameters


Lecture: Basic QualNetScenario Parameters - Node

  • Affect just the nodes selected…

    • If a parameter is changed at the node level…

      • No impact by changing Hierarchy Settings

      • No impact by changing ConfigSettings

    • Most frequently accessed…

      • Routing

      • MAC/Radio

      • Mobility


Lecture: Basic QualNetScenario Parameters - Node

  • But…

  • Even if parameters are changed at the node level…

    • Network Object Model – select to force Global Settings on node

    • Runtime only

    • Can select other model settings

  • More in Advanced Wired


Lecture: Basic QualNetScenario Parameters – Node

  • Interfaces

  • Radio/Physical, MAC, Network, Routing

  • Faults

    • Add

    • Remove

    • Define

  • Background Traffic

    • Multiple Traffic flows

    • Add

    • Define


Lecture: Basic QualNetScenario Parameters – Node

Describe and narrative for stk

  • Node Configurations

  • Routing Protocol

    • Routing Policy

  • Transport Layer

  • Device Properties

    • ICON File

  • Router Specs

  • Router Configuration Specs

  • Node Orientation

    • Azimuth

    • Elevation

  • Parallel Properties

  • STK

  • User Behavior Model


  • Lecture: Basic QualNetScenario Parameters – Node

    • Node Configurations

    • Fault

    • Single Host Applications

      • Multicast approach

        • MCBR

        • HTPP

        • Traffic Gen

        • Traffic Trace

        • MGEN

    • Mobility

      • True/False


    Lecture: Basic QualNetWired Network – Single & Multi-host Subnet

    • Subnet Definition

    • Hub placed from Network Components Palette

      • Defines single subnet

    • Nodes connected using Link tool

    • Subnet Properties displayed in Inspector


    Lecture: Basic QualNetWired Network – Single & Multi-host Subnet

    • Subnet Definition Alternative

    • Hub placed from Network Components Palette

    • Nodes placed from Devices Palette

    • Use the Lasso tool to groups elements together

    • Right Click to identify available subnets

    • Select Subnet to connect nodes


    Wired

    Design

    Link Definition

    Point to Point

    Switch

    Hub

    Network Protocols

    Subnet Definition

    Hierarchies

    Applications

    Lecture: Basic QualNetWireless Network – Additional Parameters

    Wireless

    • Design

    • Link Definition

      • AdHoc

      • Point to Point

    • Wireless Settings

      • Channel

      • Radio/Physical

      • MAC Protocol

    • Network Protocol

    • Subnet Definition

    • Hierarchies

    • Applications


    Lecture: Basic QualNetWireless Settings – Channel Settings

    • Channel

      • Channel frequency

        • Value

      • Propagation Model

        • Statistical

      • Propagation Limit

        • In dBm


    Lecture: Basic QualNetWireless Settings –Channel Settings

    • Channel

    • Pathloss Models

      • Two Ray. – ground and air / space based assets.

      • Free Space. – air / space based assets.

      • ASAPS. –

      • Irregular Terrain Model. – used in conjunction with QualNet’s terrain handling capability.

      • TIREM. –

      • Path Loss Matrix. –


    Lecture: Basic QualNetWireless Settings –Channel Settings

    • Channel

    • Pathloss Models

      • URBAN MODEL AUTOSELECT.

        • COST231 WALFISH IKEGAMI

          • Urban Canyon

        • OKUMURA HATA

          • Macrocellular Networks

        • COST231 HATA

          • Urban, Suburban and Open area

          • Small / Medium Cities

          • Large City

          • Open areas

      • More detail in Advanced Wireless


    Lecture: Basic QualNetWireless Settings – Channel Settings

    • Channel

      • Shadowing Model

        • None

        • Constant

        • Log Normal

      • Fading Model

        • None

        • Rayleigh

        • Ricean

        • High Speed


    Lecture: Basic QualNetWireless Settings – Radio/Physical Layer

    • Radio type

      • 802.11a or 802.11b

        • Multi-rate or single-rate

        • Transmission power

        • Reception threshold

        • Sensing threshold

      • Abstract


    Lecture: Basic QualNetWireless Settings – Radio/Physical Layer

    • Antenna Models

      • Set Model Config File to No

        • Omni directional

        • Switched beam

          • default.antenna-azimuth

        • Steerable

          • steerable.antenna-azimuth


    Lecture: Basic QualNetWireless Settings – Radio / Physical Layer

    • Antenna Models

      • Set Model Config File to Yes

        • Click on Load

        • Add New Model


    Lecture: Basic QualNetWireless Settings – MAC Protocols

    • MAC Protocols

    • 802.11

    • 802.11e

    • 802.16

    • 802.16e

    • Legacy 802.11

    • ALE

    • GSM

    • Satellite

    • CSMA

    • MACA

    • TDMA

    • Link-11 *

    • Link-16 *

    • ALOHA

    • Generic

    * Export controlled.


    Lecture: Basic QualNetNetwork Protocols - Routing

    • Unicast Routing Protocols

      • Static/Default

      • AODV

      • DSR

      • FSR (Fisheye)

      • LAR1

      • OLSR

      • OLSRv2

      • STAR

      • ZRP

      • Bellman Ford

    • IGRP

    • EIGRP

    • IERP

    • IARP

    • LANMAR

    • OSPFv2

    • OSPFv3

    • RIP

    • RIPng

    • HSLS

    • DYMO

    • ODR / SDR


    UDP Applications

    CBR

    TRAFFIC-GEN

    TRAFFIC-TRACE

    VBR

    VoIP

    ALE

    TCP Applications

    FTP

    FTP/GENERIC

    LOOKUP

    TELNET

    SUPER APPLICATION

    Lecture: Basic QualNetProtocols - Applications

    Other

    • GSM


    UDP Applications

    CBR

    TRAFFIC-GEN

    TRAFFIC-TRACE

    VBR

    VoIP

    ALE

    Lecture: Basic QualNetProtocols - Applications


    UDP Applications

    CBR

    TRAFFIC-GEN

    TRAFFIC-TRACE

    VBR

    VoIP

    ALE

    Lecture: Basic QualNetProtocols - Applications


    UDP Applications

    CBR

    TRAFFIC-GEN

    TRAFFIC-TRACE

    VBR

    VoIP

    ALE

    Lecture: Basic QualNetProtocols - Applications


    UDP Applications

    CBR

    TRAFFIC-GEN

    TRAFFIC-TRACE

    VBR

    VoIP

    ALE

    Lecture: Basic QualNetProtocols - Applications


    UDP Applications

    CBR

    TRAFFIC-GEN

    TRAFFIC-TRACE

    VBR

    VoIP

    ALE

    Lecture: Basic QualNetProtocols - Applications


    UDP Applications

    CBR

    TRAFFIC-GEN

    TRAFFIC-TRACE

    VBR

    VoIP

    ALE

    Lecture: Basic QualNetProtocols - Applications


    TCP Applications

    FTP

    FTP/GENERIC

    LOOKUP

    TELNET

    SUPER APPLICATION

    Lecture: Basic QualNetProtocols - Applications


    TCP Applications

    FTP

    FTP/GENERIC

    LOOKUP

    TELNET

    SUPER APPLICATION

    Lecture: Basic QualNetProtocols - Applications


    TCP Applications

    FTP

    FTP/GENERIC

    LOOKUP

    TELNET

    SUPER APPLICATION

    Lecture: Basic QualNetProtocols - Applications


    TCP Applications

    FTP

    FTP/GENERIC

    LOOKUP

    TELNET

    SUPER APPLICATION

    Lecture: Basic QualNetProtocols - Applications


    TCP Applications

    FTP

    FTP/GENERIC

    LOOKUP

    TELNET

    SUPER APPLICATION

    Lecture: Basic QualNetProtocols - Applications


    TCP Applications

    FTP

    FTP/GENERIC

    LOOKUP

    TELNET

    SUPER APPLICATION

    Reply = YES

    Lecture: Basic QualNetProtocols - Applications


    Lecture: Basic QualNetProtocols - Applications

    Other

    • GSM


    Lecture: Basic QualNetSummary

    • Both Wired and Wireless Scenario design require the following:

    • Set Global Variables

    • Configure Nodes and Networks

    • Add Traffic

    • Run the Simulation


    Wireless scenarios require more detail than Wired:

    Channel frequency

    Propagation Model

    Propagation Limit

    Pathloss Model

    Shadowing Model

    Fading Model

    Lecture: Basic QualNetSummary


    The Most Frequently Accessed Scenario Parameters Are:

    Routing Protocol

    Mobility

    Channel

    Application Parameters

    Lecture: Basic QualNetSummary


    Parameters Are Modified By using the “+” to Drill Down

    No additional “+” is the end of the “drill down”

    OR

    Requires a toggle be set in the Properties Window

    Use the Properties Window to Enter New Values

    Lecture: Basic QualNetSummary


    Off the Shelf Applications Provided in QualNet Are:

    CBR

    TRAFFIC-GEN

    TRAFFIC-TRACE

    VBR

    VoIP

    FTP

    FTP/GENERIC

    Lecture: Basic QualNetSummary

    • LOOKUP

    • TELNET

    • SUPER APPLICATION

    • GSM

    • ALE


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