BGP: Difference between revisions
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* LOCAL_PREF is a well-known attribute that is also used when multiple paths between autonomous systems exist. |
* LOCAL_PREF is a well-known attribute that is also used when multiple paths between autonomous systems exist. |
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* The LOCAL_PREF attribute is just |
* The LOCAL_PREF attribute is just local and exclusive to the AS. |
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* Routers within the local AS are told what path to use to exit that AS. |
* Routers within the local AS are told what path to use to exit that AS. |
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* The local preference value is passed only among iBGP peers, and this value never leaves the local AS. |
* The local preference value is passed only among iBGP peers, and this value never leaves the local AS. |
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* MED R4 to R2 or R5 to R3: |
* MED R4 to R2 or R5 to R3: |
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|---------> |
|---------> Applied |
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<---------| Traffic Impacted |
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<br /> |
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