8 Single-Area OSPF

8 Single-Area OSPF

1. 8.1 Characteristics of OSPF

   • 8.1.1 Open shortest path firs
     • 1. Evolution of OSPF
     • 2. Features of OSPF
     • 3. Components of OSPF
     • 4. Link-State Operation
     • 5. Single-Area and multiarea OSPF
   • 8.1.3 OSPF Operation
     • 1. OSPF Operational States
     • 2. Establish Neighbor Adjacencies
     • 3. OSPF DR and BDR
     • 4. Synchronizing OSPF Databases
   • 8.1.2 OSPF messages
     • 1. Encapsulating OSPF Messages
     • 2. Types of OSPF Packets
     • 3. Hello Packet
     • 4. Hello Packet Intervals
     • 5. Link-State Updates

2. 8.2 Configuring Single-Area OSPFv2

   • 8.2.1 OSPF Router ID
     • 1. OSPF Network Topology
     • 2. Router OSPF Configuration Mode
     • 3. Router IDs
     • 4. Configuring an OSPF Router ID
     • 5. Modifying a Router ID
     • 6. Using a Loopback Interface as the Router ID
   • 8.2.2 Configure Single-Area OSPFv2
     • 1. Enabling OSPF on Interfaces
     • 2. Wildcard Mask
     • 3. The network Command
     • 4. Passive Interface
     • 5. Configuring Passive Interfaces
   • 8.2.3 OSPF Cost
     • 1. OSPF Metric = Cost
     • 2. OSPF Accumulates Costs
     • 3. Adjusting the Reference Bandwidths
     • 4. Default Interface Bandwidths
     • 5.Adjusting the Interface Bandwidths
     • 6. Manually Setting the OSPF Cost
   • 8.2.4 Verify OSPF
     • 1. Verify OSPF Neighbors
     • 2. Verify OSPF Protocol Settings
     • 3. Verify OSPF Process Information
     • 4. Verify OSPF Interface Settings

3. 8.3Configure Single-Area OSPFv3

   • 8.3.1 OSPFv2 vs OSPFv3
     • 1. OSPFv3
     • 2. Similarities Between OSPFv2 to OSPFv3
     • 3. Differences Between OSPFv2 to OSPFv3
     • 4. Link-Local Address
   • 8.3.2 Configuring OSPFv3
     • 1. OSPFv3 Network Topology
     • 2. Link-Local Address
     • 3. Assingning Link-Local Address
     • 4. Configuring the OSPFv3 Router id
     • 5. Modifying an OSPFv3 Router ID
     • 6. Enabling OSPFv3 on Interfaces
   • 8.3.3 Verify OSPFv3
     • 1. Verify OSPFv3 Neighbors
     • 2.Verify OSPFv3Protocol Settings
     • 3. Verify OSPFv3 Interfaces
     • 4. Verify the IPv6 Routing Table