Free Huawei H12-224-ENU Exam Dumps Questions & Answers

VXLAN is irrelevant to SDN technology.

• A.  TRUE
• B.  FALSE

Which of the following causes may result in an IS-IS neighbor relationship fault? (Multiple Choice)

• A.  The devices on two ends of a link have inconsistent IS-IS levels.
• B.  The IP addresses of interfaces on two ends of a link are on different network segments.
• C.  When an IS-IS Level-1 neighbor relationship is established, the devices on two ends of a link have inconsistent area addresses.
• D.  The devices on two ends of a link have the same system ID.

Which of the following statements regarding MPLS label encapsulation format are true? (Multiple Choice)

• A.  The S field in an MPLS label has 1 bit and is used to identify whether the label is the bottom-of-stack label. If the value is 1, the label is a penultimate-layer label.
• B.  The TL field in an MPLS label has the same meaning as that in an IP packet, and can prevent loops.
• C.  The total length of an MPLS label is 4 bytes (32 bits).
• D.  For Ethernet and PPP packets, a label stack is located between the Layer 2 packet header and data. If a VLAN tag is available, the label stack is placed before the VLAN tag.

Which of the following statements regarding selection of active links in static LACP mode are false? (Multiple Choice)

• A.  A larger LACP system priority indicates a higher priority. The end with a larger LACP system priority functions as the Active side. If the two ends have the same LACP system priority, the end with a larger MAC address functions as the Active side.
• B.  The passive side determines active interfaces based on the LACP priority and ID (interface number) of an interface on the Active side.
• C.  Data can be forwarded normally even if both devices select different interfaces.
• D.  In static LACP mode, after joining the Eth-Trunk, the member interfaces send the system priority, system MAC address, interface priority, and interface number to the remote end to negotiate active interfaces.

Which of the following statements regarding well-known discretionary attributes are true? (Multiple Choice)

• A.  These attributes do not necessary to be transmitted between BGP peers.
• B.  These attributes do not necessary to be carried in Update messages, and BGP routers can determine whether to carry them in Update messages.
• C.  All BGP routers must identify these attributes.
• D.  These attributes must be transmitted between BGP peers.