Which protocol provides a method of sharing VLAN configuration information between two Cisco switches?
A.
STP
B.
VTP
C.
802.1Q
D.
RSTP
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A. is incorrect because STP is used to provide layer 2 switches loop free paths.
C. is incorrect because it is a trunking protocol.
D. is incorrect because RSTP is used to provide layer 2 switches loop free paths.
D. is correct.
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it must be “B”
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But B according to Cisco is not a protocol
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