Operation Manual – Routing ProtocolH3C S5600 Series Ethernet Switches Table of Contentsii3.8 Troubleshooting RIP Configuration.................................................................................. 3-133.8.1 Failed to Receive RIP Updates ............................................................................. 3-13Chapter 4 OSPF Configuration .................................................................................................... 4-14.1 OSPF Overview ................................................................................................................. 4-14.1.1 Introduction to OSPF............................................................................................... 4-14.1.2 OSPF Route Calculation ......................................................................................... 4-24.1.3 Basic OSPF Concepts ............................................................................................ 4-24.1.4 OSPF Area Partition and Route Summarization..................................................... 4-54.1.5 OSPF Network Type ............................................................................................. 4-104.1.6 DR/BDR................................................................................................................. 4-114.1.7 OSPF Features ..................................................................................................... 4-134.2 OSPF Configuration Task List ......................................................................................... 4-134.3 Basic OSPF Configuration............................................................................................... 4-144.3.1 Configuration Prerequisites................................................................................... 4-144.3.2 Basic OSPF Configuration .................................................................................... 4-144.4 OSPF Area Attribute Configuration.................................................................................. 4-164.4.1 Configuration Prerequisites................................................................................... 4-164.4.2 Configuring OSPF Area Attributes ........................................................................ 4-164.5 OSPF Network Type Configuration ................................................................................. 4-174.5.1 Configuration Prerequisites................................................................................... 4-184.5.2 Configuring the Network Type of an OSPF Interface............................................ 4-184.5.3 Configuring an NBMA/P2MP Neighbor ................................................................. 4-194.5.4 Configuring the DR Priority on an OSPF Interface ............................................... 4-194.6 OSPF Route Control........................................................................................................ 4-204.6.1 Configuration Prerequisites................................................................................... 4-204.6.2 Configuring OSPF Route Summarization ............................................................. 4-204.6.3 Configuring OSPF to Filter Received Routes ....................................................... 4-214.6.4 Configuring the OSPF Cost on an Interface ......................................................... 4-224.6.5 Configuring OSPF Route Priority .......................................................................... 4-224.6.6 Configuring the Maximum Number of OSPF ECMP Routes ................................ 4-224.6.7 Configuring OSPF to Redistribute External Routes .............................................. 4-234.7 OSPF Network Adjustment and Optimization.................................................................. 4-244.7.1 Configuration Prerequisites................................................................................... 4-244.7.2 Configuring OSPF Timers ..................................................................................... 4-244.7.3 Configuring the LSA transmission delay ............................................................... 4-264.7.4 Configuring the SPF Calculation Interval .............................................................. 4-264.7.5 Disabling OSPF Packet Transmission on an Interface ......................................... 4-264.7.6 Configuring OSPF Authentication ......................................................................... 4-274.7.7 Configuring the MTU Field in DD Packets ............................................................ 4-284.7.8 Enabling OSPF Logging of Neighbor State Changes ........................................... 4-294.7.9 Configuring OSPF Network Management............................................................. 4-294.8 Displaying and Maintaining OSPF Configuration ............................................................ 4-30