2021/8/4/ / Last updated : 2021/8/4/ Gene OSPF DD(Database Description) Packet OSPF DD packets are packets that provide an overview of LSDB. the format of DD packets is explained.
2021/8/2/ / Last updated : 2021/8/6/ Gene OSPF DR/BDR DR (Designed Router)/BDR (Backup Designated Router) is a router that is elected to efficiently synchronize LSDB on a multi-access network such as Ethernet.
2020/9/27/ / Last updated : 2021/8/3/ Gene Configuring and Verifying OSPF Hello/Dead interval Describes the commands for configuring and verifying the OSPF Hello/Dead interval on Cisco routers.
2020/3/3/ / Last updated : 2021/8/13/ Gene OSPF Cost Configuration and Verification The metric for determining the best route in OSPF is the path cost. It is the cumulative cost of an interface on a route. This section explains the concept of path cost and how to change and check the cost on a Cisco router.
2020/2/25/ / Last updated : 2021/8/4/ Gene OSPF packet type and header format OSPF defines five types of packets to perform various processes; this section describes the types of OSPF packets and the header formats common to OSPF packets.
2020/2/17/ / Last updated : 2021/8/4/ Gene OSPF Hello Packet OSPF Hello packets are used to establish OSPF neighbors; this section details the format of OSPF Hello packets and the conditions for establishing a neighbor.
2020/2/16/ / Last updated : 2021/9/24/ Gene OSPF Router ID : Identify OSPF routers The router ID is a 32-bit number that identifies the OSPF router. Just like IPv4 addresses, it’s an 8-bit decimal number separated by “. (dot)” and then write four of them in a row.
2005/3/18/ / Last updated : 2021/8/5/ Gene Configuring and Verifying OSPF Router Priority This section describes the commands for configuring and verifying the router priority value to determine DR/BDR on Cisco routers.
2005/1/7/ / Last updated : 2021/2/8/ Gene OSPF Basic Configuration and Verification Commands There are two basic configuration procedures for OSPF 1. Enable the OSPF routing process. 2. Enable OSPF on the interface
