模擬 8 請參閱展品。 解決方案 R3 router bgp 65413 add ipv4 nei 2.2.2.2 allowas-in nei 4.4.4.4 allowas-in add ipv6 nei 2001:db8:4:4:4::4 allowas-in end copy run start ======================= R2 router bgp 65413 nei 1.1.1.1 as-override nei 3.3.3.3 as-override end copy run start ======================= R3 router bgp 65413 nei 10.3.4.2 remot 65412 nei 2001:db8:3:4::2 remot 65412 nei 2001:db8:4:4:4:4::4 remot 65412 nei 2001:db8:4:4:4:4:4::4 ebgp-multihop 10 add ip4 nei 10.3.4.2 act ex add ipv6 nei