Câu 4: 642-883: Deploying Cisco Service Provider Network Routing (SPROUTE)

Refer to the exhibit. In AS 200, routers B and C are the exit points towards AS 100 and AS 300, respectively. Router B is running Cisco IOS XR and Router C is running Cisco IOS XE. OSPF is used as PE-CE routing protocol. In order to ensure proper reachability between AS 100 and AS 300, which two sets of configuration should an engineer apply? (Choose two.)

1. A. Router B:router ospf 200redistribute bgp 200 subnets!router bgp 200address-family ipv4 unicastredistribute ospf 200 — đáp án hiện tại
2. B. Router B:router ospf 200redistribute bgp 200 subnets!router bgp 200address-family ipv4 vrf AS 100-AS300redistribute ospf 200
3. C. Router B:router ospf 200 vrf AS 100-AS300redistribute bgp 200!router bgp 200vrf AS 100-AS300address-family ipv4 unicastredistribute ospf 200
4. D. Router C:router ospf 200redistribute bgp 200!router bgp 200address-family ipv4redistribute ospf 200 subnet — đáp án hiện tại
5. E. Router C:router ospf 200 vrf AS100-AS300redistribute bgp 200 subnets!router bgp 200vrf AS 100-AS300address-family ipv4unicastredistribute ospf 200
6. F. Router C:router ospf 200 vrf AS100-AS300redistribute bgp 200 subnets!router bgp 200address-family ipv4 vrf AS 100-AS300redistribute ospf 200