Redistribution
Redistribution is the process of importing routes from one routing protocol to another. When routes are redistributed into BGP using the redistribute command, you have to specify the BGP table (Adj-RIB-In, as specified in BGP) into which the routes are to be imported. This BGP table can be either the unicast BGP table or the multicast BGP table.
Old Style
The old style of specifying the table into which a route had to go used the set nlri clause in the redistribution route map. The set nlri clause in the redistribution route map has the following semantics:
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set nlri multicast— Redistributes the matching prefix to the multicast table.
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set nlri unicast multicast— Redistributes the matching prefix to both unicast and multicast ...
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