http://gns3vault.com BGP can do aggregation (summary) and in this video I'll show you how to do this. By default BGP will advertise a summary but also the rest of the prefixes. You can change this behaviour with the "summary-only" command.
Watch video BGP Aggregation on Cisco IOS Router online, duration hours minute second in high quality that is uploaded to the channel GNS3Vault 06 May 2012. Share the link to the video on social media so that your subscribers and friends will also watch this video. This video clip has been viewed 8,005 times and liked it 50 visitors.