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Check that OSPF neighbors cannot be established.

Latest reply: Dec 27, 2018 08:00:40 1322 2 10 0 0
Hello, everyone! This post describes The OSPF neighbor cannot be established.

The display ospf error gives the following information. The possible causes are as follows:


OSPF authentication configuration is incorrect.

We can check OSPF configuration problems based on the selection of non-zero numbers.

Please feel free to ask us any questions!

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Created Dec 27, 2018 07:47:24

Good instruction, with this command we can see protocol statics, in this case, it's authentication error.
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Created Dec 27, 2018 08:00:40

The OSPF routing protocol is a typical link-state routing protocol and is generally used in the same routing domain. Here, a routing domain refers to an autonomous system (Autonomous System), which is a group of networks that exchange routing information with each other through a unified routing policy or routing protocol. In this AS, all OSPF routers maintain a database that describes the AS structure. The database stores the state information of the corresponding link in the routing domain. The OSPF router calculates its OSPF routing table through this database. of.
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