BGP Federation +community

The topology

The experimental requirements

R1-R5 All configured BGP agreement , adopt BGP Federate attributes create private AS The number is broken IBGP The protocol only transmits one hop , Give Way R5 received R1 Of all loopback addresses BGP entry . Then do the group attribute requirements R 2 received R1. Superior circumflex gyrus C Address of the 4 strip BGP entry ,R3 received R1. Address of upper ring return port 3 strip BGP entry ,R4 received R1 On
Loop back address 2 strip BGP Objective , R5 received R1 Address of upper ring return port 1 strip BGP entry .

IP Address table

Router	Interface	IP Address
R1	f0/0