In the routing table item, for the same destination address and mask, only corresponding to a unique nexthop and outbound interface.

• A.False
• B.True

Comment: *

Name: *

Email: *

Verification: *

(single) According to the IEEE 802.1Q standard, where is the VLAN identification field in the Ethernet frame?

• A.Between the source MAC address and the destination MAC address
• B.After the source MAC address and the destination MAC address
• C.Before the source MAC address and the destination MAC address
• D.Not fixed

Comment: *

Name: *

Email: *

Verification: *

(single) Which of the following statements is correct?

• A.Compared with the shared Hub, a port of the LAN Switch can be said to be a separate collision domain.
  When the D.LAN Switch receives a packet containing an unrecognized MAC address, it forwards the packet directly from the received port.
• B.LAN Switch mainly searches for the corresponding IP address based on the MAC address of the data packet to implement data packet forwarding.
• C.LAN Switch may not recognize the MAC address, but must identify the IP address.

Comment: *

Name: *

Email: *

Verification: *

Which layer does ATM protocol work in?

• A.Network layer
• B.Transport Layer
• C.Physical Layer
• D.Link Layer

Comment: *

Name: *

Email: *

Verification: *

In Solaris vi editor, how to give up the edited file and exit vi?

• A.:q!
• B.:exit
• C.:q
• D.:quit!

Comment: *

Name: *

Email: *

Verification: *