B. Collision domains
C. Port mirroring
D. Spanning-tree protocol
Joe has a small office and is looking to replace his phone system with a lower cost solution that
requires minimal in-house support. Which of the following is the BEST choice?
A. Wide Area Network
C. Virtual PBX
D. Virtual LAN
Which of the following protocols is commonly used for VoIP technology?
If a NIC does not have a link light, there is a failure at which of the following OSI layers?
C. Data link
Which of the following protocols would Kurt, a technician, use to synchronize local date and time
of a client workstation to that of a server?