Gary Roberton wrote:

> I have router A receiving network 80.0.0.0 from router 1 and router 2.
> Router 2 weights its metric so that it is less favourable.

Are routers 1 and 2 in your AS, or in another AS?  Also, please clarify 
'weights its metric' - do you mean it adjusts weight, it adjusts metric, 
it adjusts origin, etc.?

> In router A's BGP table I can see both routes and the route from Router 1 is
> placed in the global routing table.  Fine.

Are you seeing the various BGP knobs showing the settings you'd expect 
from above?

> When you turn off Router1, Router A removes the route from the routing table
> and installs the less favoured route from Router2.  What you would expect.
> 
> When I turn on Router1, Router A does not put the better route back into the
> routing table, even though it sees both in its BGP table.

Are you seeing the various BGP knobs showing the settings you'd expect 
from above?

pt
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