N4N033: OSPF Neighbor Formation and Timers

Update: 2025-07-17

Description

Our OSPF series continues with a look at OSPF neighbor formation and related timers. We talk about the five major packet types that carry information among OSPF routers, how OSPF routers become neighbors, how they negotiate link-state database exchanges, keep-alive messages, and how they negotiate designated and backup routers when multiple devices are on the... Read more »

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In Channel

N4N040: Mock Interview for a Network Administration Job

2025-10-0901:03:15

N4N039: Configuring an IPsec Tunnel

2025-09-2501:01:20

N4N038: Well Actually 02 – OSPF Multi-Area and LSA Types

2025-09-1549:57

N4N037: IPsec Basics

2025-08-2858:11

N4N036: OSPF Area Types

2025-08-1401:08:51

N4N035: Well Actually . . . Listener Comments and Corrections

2025-07-3146:35

N4N034: OSPF Network Types

2025-07-2443:10

N4N033: OSPF Neighbor Formation and Timers

2025-07-1756:52

N4N032: OSPF Basics

2025-06-2656:47

N4N031: When Is It Time For a Routing Protocol?

2025-06-1954:39

N4N030: Network Shapes and Sizes

2025-06-1201:03:06

N4N029: Four Goals of Network Design

2025-06-0501:04:17

N4N028: The Wide World of WANs

2025-05-2901:01:13

N4N027: Tunneling Quirks & Features

2025-05-2248:42

N4N026: What Is a Tunnel?

2025-05-1553:43

N4N025: DHCP – Someone Get Me an Address!

2025-05-0856:43

N4N024: DNS Security, Record Types, and Reverse DNS

2025-05-0149:19

N4N023: DNS – Turning Names Into Numbers

2025-04-2448:01

N4N022: SNMP Fundamentals

2025-04-1757:40

N4N021: Is It the Network? Network Monitoring Basics

2025-04-1056:03

00:00

N4N033: OSPF Neighbor Formation and Timers

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N4N033: OSPF Neighbor Formation and Timers

Packet Pushers

N4N033: OSPF Neighbor Formation and Timers