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Huawei HCIE-Routing & Switching (Written) V3.0 Sample Questions:

1. Configured under an interface: isis timer hello 5 level-2, is the following statement correct?

A) The hello packet sending interval of the interface Leve1-1 is 5s
B) The hello packet sending interval of the interface Leve-1 and Leve1-2 is 5s
C) The CSNP packet sending interval of Leve1-2 of this interface is 5s
D) The hello packet sending interval of the interface Leve1-2 is 5s

2. Which of the following are used in Ethernet? (Multiple Choice)

A) MAC address in non-canonical format
B) in multiple accessCSMA/CD
C) 802.3 encapsulated frames
D) Canonical format of the MAC address
E) 802.5 encapsulated frame

3. When deploying MPLS/BGP IP VPN, regarding the use of BGP to exchange routing information between PE-CE, which of the following descriptions is wrong?

A) When BGP is used to exchange routing information between PE and CE, if the autonomous systems where the two VPN sites are located use the same private AS number, the AS number replacement function can be used to replace the received AS number with any specified AS number. The As number in the private network route, to prevent the route from being discarded due to repeated AS numbers
B) In the Hub & Spoke scenario, when Hub-CE and Hub-PE use IGP, Spoke-PE and Spoke-CE cannot use EBGP
C) In the case of CE multi-homing, enabling the BGP AS number replacement function may cause routing loops. BGP So can be used to prevent routing loops in VPN sites.
D) When BGP is used to exchange routing information between PE and CE, there is no need to import private network routes into BGP on PE.

4. Which of the following descriptions is wrong about the address resolution function of NDP?

A) Two ICMPv6 messages, Neighbor Solicitation and Neighbor Advertisement, are used in the address resolution process.
B) When sending a neighbor solicitation packet, the source address must be the link-local address of the end interface
C) When sending a Neighbor Solicitation message, the destination address must be the neighbor's requested node multicast address.
D) Address resolution realizes the function of resolving from IPv6 address to link layer address

5. LANDThe attack method is that the attacker sends a source address to the target host and the destination address is the target host, and the source port and the destination port are the same.
When the receiving end is waiting for the final ACK packet to be sent, the connection is always in a semi-connected state, resulting in a waste of receiving full and limited TCP resources.

A) False
B) True

Solutions: