August 2000
Intermediate to advanced
528 pages
12h 44m
English
Content preview from Internet Routing Architectures, Second Edition
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Aggregation
Configuring aggregation for single or multiple AFs was complex if varying policies were required. This section provides information on both old and new methods of configuring aggregation.
Old Style
In the old style, a multicast aggregate was configured the same way you configured a unicast aggregate—via the aggregate-address command. The aggregate-address command was enhanced to specify whether the aggregate address should be applied to unicast or multicast using the nlri keyword in the aggregate-address command. The following is an example of generating an aggregate in the multicast BGP table:
router bgp 109 aggregate-address 174.0.0.0 255.0.0.0 as-set nlri multicast
The nlri options that can be specified on an aggregate-address ...
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