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    inet-framework/inet
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    • Showcases
      • Emulation
        • Webserver Emulation
        • Testing a Linux Routing Daemon in a Simulated Environment
        • Using Simulated Applications in a Real Network
        • Using Mininet to Set Up the Virtual Network
        • Using Real Applications in a Simulated Network
      • Time-Sensitive Networking
        • Time Synchronization
          • Clock Drift
          • Using gPTP
        • Per-Stream Filtering and Policing
          • Token-Bucket-Based Policing
          • Statistical Policing
          • Peeking Under the Hood
        • Scheduling and Traffic Shaping
          • Time-Aware Shaping
          • Credit-Based Shaping
          • Asynchronous Traffic Shaping
          • Using Different Traffic Shapers for Different Traffic Classes
          • Combining Time-Aware and Credit-Based Shaping
          • Using Traffic Shapers Independently
        • Automatic Gate Schedule Configuration
          • Eager Gate Schedule Configuration
          • SAT-Solver-based Gate Schedule Configuration
          • TSNsched-based Gate Scheduling
        • Frame Replication and Elimination for Reliability
          • Manual Stream Configuration
          • Automatic Multipath Stream Configuration
          • Automatic Stream Configuration with Failure Protection
          • Multicast Streams with Failure Protection
        • Frame Preemption
        • Cut-Through Switching
        • Combining Features
          • Effects of Time Synchronization on Time-Aware Shaping
          • Frame Replication with Time-Aware Shaping
          • In-vehicle Network
      • Ethernet
        • Q-in-Q: IEEE 802.1ad Shared Core Network
      • Generic
        • PCAP Recording
        • Differentiated Services
      • Measurement
        • Measuring Channel Throughput
        • Measuring Channel Utilization
        • Measuring End-to-end Delay
        • Measuring Packet Delay Variation
        • Measuring Transmission Time
        • Measuring Propagation Time
        • Measuring Queueing Time
        • Measuring Residence Time
        • Measuring Data Rate
        • Measuring Time Along Packet Flows
      • Mobility
        • Mobility Models
        • Combining Mobility Models
        • 3D Mobility
      • QUIC
        • QUIC Bandwidth Sharing on a Bottleneck Link
      • Routing
        • Exploring MANET Routing Protocols
        • AODV External Gateway Routing
      • Routing
        • Exploring MANET Routing Protocols
        • AODV External Gateway Routing
      • Visualization
        • Visualizing Packet Drops
        • Visualizing Transport Path Activity
        • Visualizing Network Path Activity
        • Visualizing Data Link Activity
        • Visualizing Physical Link Activity
        • Visualizing Radio Medium Activity
        • Visualizing IPv4 Routing Tables
        • Displaying IP Addresses and Other Interface Information
        • Visualizing IEEE 802.11 Network Membership
        • Visualizing Transport Connections
        • Visualizing the Spectrum of Radio Signals
        • Visualizing Node Mobility
        • Instrument Figures
        • Styling and Appearance
        • Visualizing Submodule Information
        • Visualizing Statistics
      • 3D Visualization
        • Visualizing Network Nodes
        • Visualizing the Physical Environment
        • Visualizing Terrain and Urban Environment
      • Wireless
        • Path Loss Models
        • Modeling Directional Antennas
        • MAC Protocols for Wireless Sensor Networks
        • IEEE 802.15.4 Smart Home
        • Power Consumption
        • Coexistence of IEEE 802.11 and 802.15.4
        • Wireless Signal Analog Domain Representations
        • IEEE 802.11 Throughput
        • IEEE 802.11 Handover
        • IEEE 802.11 Rate Control
        • IEEE 802.11 Fragmentation
        • IEEE 802.11 Quality of Service
        • IEEE 802.11 Block Acknowledgment
        • IEEE 802.11 Frame Aggregation
        • IEEE 802.11 Transmit Opportunity
        • Packet Loss vs. Distance Using Various WiFi Bitrates
        • The Hidden Node Problem
        • Multiple Wireless Interfaces
        • Crosstalk Between Adjacent IEEE 802.11 Channels
    • Tutorials
      • Wireless
        • Getting Started
        • Step 1. Two hosts communicating wirelessly
        • Step 2. Setting up some animations
        • Step 3. Adding more nodes and decreasing the communication range
        • Step 4. Setting up static routing
        • Step 5. Taking interference into account
        • Step 6. Using CSMA to better utilize the medium
        • Step 7. Turning on ACKs in CSMA
        • Step 8. Modeling energy consumption
        • Step 9. Configuring node movements
        • Step 10. Configuring ad-hoc routing (AODV)
        • Step 11. Adding obstacles to the environment
        • Step 12. Changing to a more realistic radio model
        • Step 13. Configuring a more accurate path loss model
        • Step 14. Introducing antenna gain
        • Conclusion
      • IPv4 Network Configurator
        • Getting Started
        • Step 1. Fully automatic IP address assignment
        • Step 2. Manually overriding individual IP addresses
        • Step 3. Automatically assigning IP addresses to a subnet from a given range
        • Step 4. Fully automatic static routing table configuration
        • Step 5. Manually overriding individual routes
        • Step 6. Setting different metric for automatic routing table configuration
        • Step 7. Configuring a hierarchical network
        • Step 8. Configuring a mixed wired/wireless network
        • Step 9. Leaving some part of the network unconfigured
        • Step 10. Configuring a completely wireless network
        • Step 11. Manually modifying an automatically created configuration
        • Step 12. Mixing different kinds of autorouting
        • Conclusion
      • Queueing
        • Getting Started
        • Active Source - Passive Sink
        • Passive Source - Active Sink
        • Enqueueing Packets
        • Dropping Packets from a Finite Queue
        • Ordering the Packets in the Queue
        • Storing Packets on Behalf of Multiple Queues
        • Priority Classifier
        • Weighted Round-Robin Classifier
        • Content-Based Classifier
        • Markov-Chain-Based Classifier
        • Generic Classifier
        • Priority Scheduler
        • Weighted Round-Robin Scheduler
        • Content-Based Scheduler
        • Markov-Chain-Based Scheduler
        • Generic Scheduler
        • Priority Buffer
        • Priority Queue
        • Building Complex Queues via Composition
        • Content-Based Filtering (Active Source)
        • Content-Based Filtering (Active Sink)
        • Ordinal-Based Dropper
        • RED Dropper
        • Time-Based Server
        • Token-Based Server
        • Generating Tokens Periodically
        • Generating Tokens after Received Packets
        • Generating Tokens When a Queue Becomes Empty
        • Generating Tokens Based on Received Signals
        • Limiting the Data Rate of a Packet Stream
        • Requesting Protocol-Specific Behavior for Packets
        • Requesting Protocol-Specific Behavior Based on Packet Data
        • Labeling Packets with Textual Tags
        • Leaky Bucket
        • Token Bucket
        • Delaying Packets
        • Connecting Multiple Active Sources to a Passive Sink
        • Connecting a Passive Source to Multiple Active Sinks
        • Blocking/Unblocking Packet Flow (Active Source)
        • Blocking/Unblocking Packet Flow (Active Sink)
        • Duplicating Packets from One Input to One Output
        • Duplicating Packets Based On Their Ordinal Number
        • Cloning Packets from One Input To Multiple Outputs
        • Preventing a Queue from Becoming Empty
        • Example: Request/Response-Based Communication
        • Example: Generating Telnet Traffic
        • Example: Simulating a Transmission Channel
        • Example: Input Queue Switching
        • Example: Output Queue Switching
      • Regression Testing and Fingerprints
        • Getting Started
        • About Fingerprint Testing
        • Easy to Handle Changes
        • Renaming a Submodule
        • Renaming a Module Parameter
        • Changing Packet Length
        • Changing a Timer
        • Adding New Events - Part 1
        • Adding New Events - Part 2
        • Removing Events
        • Accepting Fingerprint Changes
      • RIP Routing
        • Step 1. Static Routing
        • Step 2. Pinging after RIP Convergence
        • Step 3. Link Breakage and Routing Table Updates
        • Step 4. RIP Timers: Timeout and Garbage Collection
        • Step 5. Triggered Updates: Speeding Up Convergence
        • Step 6. Count to Infinity Problem (Two-node Loop Instability)
        • Step 7. Count to Infinity in Complex Networks
        • Step 8. Hold-Down Timer: Preventing Routing Loops
        • Step 9. Measuring RIP Recovery Time
        • Step 10. Configuring RIP Interfaces
        • Conclusion
      • BGP Routing
        • Step 1. BGP Basic Topology
        • Step 2. BGP Scenario with E-BGP session only
        • Step 3. BGP Path Attributes
        • Step 4. BGP Scenario with I-BGP over directly-connected BGP speakers
        • Step 4a. Enable nextHopSelf on RB1 and RB2
        • Step 5. BGP Scenario with I-BGP over not directly-connected BGP speakers
        • Step 5a. BGP internal distribution
        • Step 5b. Enabling BGP on RB3
        • Step 6. BGP Scenario and using loopbacks
        • Step 7. BGP with RIP redistribution
        • Step 8. BGP with OSPF and RIP redistribution
        • Step 9. Using Network attribute to advertise specific networks
        • Step 10. LOCAL_PREF Attribute
        • Step 11. Multi-hop E-BGP
        • Conclusion
      • OSPF Routing
        • Step 1. Pinging after OSPF convergence
        • Step 2. Change link cost
        • Step 2a. Reroute after link breakage
        • Step 3. OSPF full adjacency establishment and LSDB sync
        • Step 4. Router LSA
        • Step 4a. Advertising loopback interface
        • Step 5. Effect of network type of an interface on routing table routes
        • Step 5a. Mismatched Parameters between two OSPF neighbors
        • Step 6. OSPF DR/BDR election in a multi-access network (Ethernet)
        • Step 7. Influencing OSPF DR/BDR election
        • Step 8. Setting all router priorities to zero
        • Step 9. High-priority OSPF router joins after OSPF DR/BDR election
        • Step 10. Network Topology Changes
        • Step 10a. Router R4 goes down
        • Step 10b. Router R2 (DROTHER) goes down
        • Step 10d. Router R1 (DR) goes down
        • Step 11. Configure an interface as NoOSPF
        • Step 12. Configure an interface as Passive
        • Step 13. Freshness of a LSA
        • Step 14. Hierarchical OSPF topology and summary LSA
        • Step 15. Set advertisement of a network to ‘false’
        • Step 16. OSPF topology change in multi-area OSPF
        • Step 17. Loop avoidance in multi-area OSPF topology
        • Step 17a. Make R3 an ABR - advertise its loopback to backbone
        • Step 17b. Make R3 an ABR - create a virtual link between R1 and R3
        • Step 18. AS-External LSAs of ‘type 1 metric’ with different advertised destination
        • Step 18a. AS-External LSAs of ‘type 1 metric’ with the same advertised destination
        • Step 18b. AS-External LSAs of ‘type 2 metric’ with different advertised destination
        • Step 18c. AS-External LSAs of ‘type 2 metric’ with the same advertised destination
        • Step 18d. AS-External LSAs of mixed ‘type 1/type 2 metric’ with the same advertised destination
        • Step 18e. Address Forwarding
        • Step 19. Default-route distribution in OSPF
        • Step 20. Stub area
        • Step 21. Virtual link - connect two separate parts of a discontinuous backbone
        • Step 22. Virtual link - connect a disconnected area to the backbone
        • Step 23. OSPF Path Selection
        • Step 24. OSPF Path Selection - Suboptimal routes
        • Step 25. PCAP recording
        • Conclusion
      • STP/RSTP
        • Step 1. The Problem: Broadcast Loops Without STP
        • Step 2. Basic STP Operation
        • Step 3. Root Bridge Election by Priority
        • Step 4. STP Convergence Time
        • Step 5. Topology Change with STP: Switch Failure and Recovery
        • Step 6. RSTP: Faster Convergence
        • Step 7. Topology Change with RSTP: Faster Recovery
        • Step 8. Link Reconnect with RSTP
        • Conclusion
      • Introduction
      • Installing INET
      • Getting Started
      • User's Guide
      • Developer's Guide
      • Migration Guide
      • NED Reference
      • Python API
      • Technical Presentations
      • Model Catalog
      • 3rd Party Tutorials
      • Teaching Resources
      • Repository
      • Bug Tracker
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      • Plans
      • Progress
      • Why Contribute
      • How Can You Help
      • Getting Started
      • Contribution Ideas
      • Contributors
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      • Community Coordinators
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    Routing¶

    These showcases demonstrate various aspects of simulations concerning routing:

    • Exploring MANET Routing Protocols
    • AODV External Gateway Routing
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