Levelone GTL-2690 User Manual download pdf (Page 382)

100

101

Configuring the Open Shortest Path First Protocol

20-41

Displaying Information on Neighbor Routers

You can display about neighboring routers on each interface within an OSPF area.

Field Attributes

• ID – Neighbor’s router ID.

• Priority – Neighbor’s router priority.

• State – OSPF state and identification flag.

States include:

- Down – Connection down

- Attempt – Connection down, but attempting contact (non-broadcast networks)

- Init – Have received Hello packet, but communications not yet established

- Two-way – Bidirectional communications established

- ExStart – Initializing adjacency between neighbors

- Exchange – Database descriptions being exchanged

- Loading – LSA databases being exchanged

- Full – Neighboring routers now fully adjacent

Identification flags include:

- D – Dynamic neighbor

- S – Static neighbor

- DR – Designated router

- BDR – Backup designated router

• Address – IP address of this interface.

Web - Click Routing Protocol, OSPF, Neighbor Information.

Figure 20-18 OSPF Neighbor Information

CLI - This shows a designated router and backup designated router as neighbors.

Console#show ip ospf neighbor 42-50

ID Pri State Address

--------------- ------ ---------------- ---------------

10.2.44.5 1 FULL/DR 10.2.44.88

10.2.44.6 2 FULL/BDR 10.2.44.88

Console#

1 2 ... 377 378 379 380 381 382 383 384 385 386 387 ... 788 789

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Levelone GTL-2690 User Manual Page 382

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