Network Performance and Routing

  1. Interior Gateway Protocols (IGPs)
    1. Distance Vector Protocols
      1. Distance Vector Algorithm Principles
        1. Routing by Rumor
          1. Periodic Updates
            1. Split Horizon Rule
              1. Count-to-Infinity Problem
              2. Routing Information Protocol (RIP)
                1. RIP Fundamentals
                  1. Hop Count Metric
                    1. Maximum Hop Limit
                      1. Update Mechanisms
                      2. RIP Versions
                        1. RIPv1 Characteristics
                          1. Classful Routing
                            1. Broadcast Updates
                              1. No Authentication
                              2. RIPv2 Enhancements
                                1. Classless Routing Support
                                  1. Multicast Updates
                                    1. Authentication Support
                                      1. Route Tagging
                                    2. RIP Timers
                                      1. Update Timer
                                        1. Invalid Timer
                                          1. Hold-down Timer
                                            1. Flush Timer
                                            2. Loop Prevention Mechanisms
                                              1. Split Horizon
                                                1. Split Horizon with Poison Reverse
                                                  1. Route Poisoning
                                                    1. Hold-down Timers
                                                      1. Triggered Updates
                                                      2. RIP Limitations
                                                        1. Scalability Issues
                                                          1. Slow Convergence
                                                            1. Limited Metric Range
                                                          2. Enhanced Interior Gateway Routing Protocol (EIGRP)
                                                            1. EIGRP Fundamentals
                                                              1. Hybrid Protocol Characteristics
                                                                1. Cisco Proprietary (Traditional)
                                                                  1. Open Standard (RFC 7868)
                                                                  2. Diffusing Update Algorithm (DUAL)
                                                                    1. Loop-Free Operation
                                                                      1. Feasibility Condition
                                                                        1. Successor and Feasible Successor
                                                                          1. Query and Reply Process
                                                                          2. EIGRP Metrics
                                                                            1. Composite Metric Calculation
                                                                              1. Bandwidth Component
                                                                                1. Delay Component
                                                                                  1. Reliability Component
                                                                                    1. Load Component
                                                                                      1. MTU Consideration
                                                                                        1. K-Values Configuration
                                                                                        2. EIGRP Neighbor Relationships
                                                                                          1. Hello Protocol
                                                                                            1. Neighbor Discovery
                                                                                              1. Adjacency Requirements
                                                                                                1. Hold Time
                                                                                                2. EIGRP Packet Types
                                                                                                  1. Hello Packets
                                                                                                    1. Update Packets
                                                                                                      1. Query Packets
                                                                                                        1. Reply Packets
                                                                                                          1. Acknowledgment Packets
                                                                                                          2. EIGRP Tables
                                                                                                            1. Neighbor Table
                                                                                                              1. Topology Table
                                                                                                                1. Routing Table
                                                                                                                2. EIGRP Features
                                                                                                                  1. Unequal-Cost Load Balancing
                                                                                                                    1. Route Summarization
                                                                                                                      1. Authentication
                                                                                                                        1. Stub Routing

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                                                                                                                  3. Fundamentals of IP Routing

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                                                                                                                  5. Exterior Gateway Protocol (EGP)