In the WAN BGP protocol, if "EBGP neighbors are not configured with neighbor relationships and can only be reached through static routes", which of the following problems will this cause?

• A.BGP neighbor relationships are established but routes cannot be passed.
• B.BGP neighbor relationships cannot be established (neighbor IPs need to be manually configured).
• C.BGP neighbor relationships are established normally and routes can be passed.
• D.Automatically discover EBGP neighbors and establish relationships

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In the WAN BGP protocol, which of the following attributes can "affect the preferred order in which other ASs send routes to the local AS, with smaller values indicating higher priority"?

• A.Local Preference
• B.Next Hop
• C.MED (Multi-Exit Discriminator)
• D.AS_PATH

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(In the Huawei CloudCampus Solution, which of the following provisioning modes isnot supportedby firewalls?)

• A.Web interface
• B.Registration center query
• C.DHCP Option 148
• D.CLI

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In the OSPF protocol for wide area networks, what is the propagation range of Type 7 LSA (NSSA External LSA)?

• A.Spreads only within the core area (Area 0)
• B.Propagates only within the NSSA region where the LSA was generated.
• C.Propagation throughout the OSPF autonomous system
• D.Propagation in NSSA areas and adjacent areas

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In an MPLS VPN network, which of the following failures will cause "the CE device to fail to learn the VPN routes advertised by the PE device"?

• A.MPLS LSPs between PEs are established normally.
• B.The VRF instance and interface are correctly bound on the PE device.
• C.The PE device does not have a routing protocol configured between CE and PE.
• D.OSPF neighbor between CE and PE is established normally.

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