Ospf basics: Unterschied zwischen den Versionen
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Thomas (Diskussion | Beiträge) |
Thomas (Diskussion | Beiträge) |
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*loading | *loading | ||
*full | *full | ||
| + | =Protocol messages= | ||
| + | *Hello | ||
| + | *Database Description | ||
| + | *Link State Request | ||
| + | *Link State Update | ||
| + | *Link State Acknowledgment | ||
Version vom 14. Dezember 2017, 20:02 Uhr
Overview
- OSPF is an interior gateway protocol
Structure
- encapsulates its data directly in IP
- protocol number 89.
- multicast addresses 224.0.0.5
- variety authentication methods
Router relationships
- router identifies with Hello packet
- link state protocol
- neighbor relationships
Adjacency state machine
- down
- attempt
- init
- 2-way
- exstart
- exchange
- loading
- full
Protocol messages
- Hello
- Database Description
- Link State Request
- Link State Update
- Link State Acknowledgment