tailieunhanh - Module 3 - OSPF Network Types

There are three distinct classifications of physical network media that OSPF can differentiate between. Each of these network types requires a slightly different configuration to optimize the performance of OSPF. | e A C H K H O A Networking Academy 11111111 CISCO BSCI Module 3 Lesson 4 - OSPF Network Types BSCI 2008 Cisco Systems Inc. All rights reserved. Cisco Confidential 1 CCNP - BSCI Bachkhoa Networking Academy Objective OSPF Network Types Adjacency Behavior for a Point-to-Point Link Adjacency Behavior for a Broadcast Link Selecting the DR and BDR Adjacency Behavior for a NBMA Network DR Election in NBMA Topology OSPF Over Frame Relay OSPF over NBMA Topology Modes BSCI 2008 Cisco Systems Inc. All rights reserved. Học viện mạng Bách Khoa - 2 CCNP - BSCI Bachkhoa Networking Academy Different Network Types and OSPF There are three distinct classifications of physical network media that OSPF can differentiate between. Each of these network types requires a slightly different configuration to optimize the performance of OSpF. Cisco IOS Software allows five main network types to be configured as displayed in Table 5-5. OSPF over NBMA Using Cisco ỈOS Software Method Description Point-to-point nonbroadcast Typically used for Frame Relay interfaces Point-to-point Default mode for subinterfaces Poiut-to-multipoint Used for multiple destinations Nonbroadcast NBMA mode Broadcast Used in Ethernet and broadcast environments where the election of DR BDR lakes place BSCI 2008 Cisco Systems Inc. All rights reserved. Học viện mạng Bách Khoa -