A collaboration engineer is configuring the QoS trust boundary for Cisco UCM voice and video conferencing. Which two trust boundary configurations are valid? (choose two)
A.
QoS trust boundaries include all the devices directly attached to the access switch ports
B.
QoS trust boundaries can be extended to Jabber running on a PC
C.
QoS trust boundaries exclude Jabber softphone running on a PC
D.
QoS trust boundaries can be extended to voice and video devices if the connected PCs are included
E.
QoS trust boundaries can be extended to voice and video devices exclusively
Chosen Answer:
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