Online Access Free H12-811 Practice Test

By default, the root path cost of the root bridge in the STP protocol must be 0 ()

• A.False
• B.True

The origin of SDN is the separation of transfer and control. The separation of transfer and control is a way to realize SDN, not the essence. ()

• A.False
• B.True

Which of the following authentication methods does not require the user name and password? ()

• A.authentication-mode local
• B.Authentication-mode hwtacacs
• C.authorization-mode hwtacacs
• D.authentication-mode none

The broadcast address is a special address in which the host bits in the network address are all set to 1, and it can also be used as a host address. ()

• A.False
• B.True

NAPT allows multiple private IP addresses to be mapped to the same public P address through different port numbers. The following description of the port number in NAPT is correct ().

• A.Only need to configure the range of port numbers
• B.No need to do any configuration about port number
• C.Need to use ACL to assign port numbers
• D.The correspondence between port numbers and private addresses must be manually configured