What is the application of peer public-as-only of BGP?
peer public-as-only can be valid if it meets the following requirements. Reserve delete private as No. (64512~ 65535).
1. The peer is EBGP or conf-EBGP neighbor.
2. as-path only includes private network as number. If as-path has only public as, it cannot be filtered.
3. AS No. of private network is not the same as AS No. of the peer (if they are the same but deleted, there may be loop).