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authorChristian Poessinger <christian@poessinger.com>2020-01-02 22:14:51 +0100
committerChristian Poessinger <christian@poessinger.com>2020-01-02 22:14:51 +0100
commit10d015f05307837e445fb612d2f4087d026a888a (patch)
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parent432f13801f90622b154b214d050516dad2a320c6 (diff)
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dummy: loopback: add usage hint
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@@ -12,6 +12,13 @@ services on your local machine.
you need multiple interfaces, please use the :ref:`dummy-interface`
interface type.
+.. hint:: A lookback interface is always up, thus it could be used for
+ management traffic or as source/destination for and :abbr:`IGP (Interior
+ Gateway Protocol)` like :ref:`bgp` so your internal BGP link is not dependant
+ on physical link states and multiple routes can be choosen to the
+ destination. A :ref:`dummy-interface` Interface should always be preferred
+ over a :ref:`loopback-interface` interface.
+
Configuration
=============