For acceptable voice calls, the packet error rate shoul……

多项选择题Which three of these are elements of the Cisco Unified Wireless Network architecture?（）

A. cell phones
B. remote access
C. mobility services
D. network management
E. network unification
F. network decentralization

单项选择题To ensure quality, what is the maximum end-to-end transit time in milliseconds on a voice network?（）

A.50
B.100
C.150
D.200
E.250

多项选择题Which two statements about Cisco Security Management Suite are correct?（）

A. It should be implemented in a management VLAN.
B. Its connection to managed devices should be over a data VLAN.
C. It is made up of Cisco Security MARS and Clean Access software.
D. It should be deployed as close to the edge of the network as possible.
E. It delivers policy administration and enforcement for the Cisco Self-Defending Network.

多项选择题Which three mechanisms are used to secure management traffic from outside IPS sensors?（）

A. secure tunnels
B. a separate management VLAN
C. secure VLANs to isolate sensors
D. an out-of-band path around the firewall
E. asymmetric traffic flows to isolate sensors
F. private VLANs to put all sensors on isolated ports

多项选择题In which two locations in an enterprise network can an IPS sensor be placed?（）

A. bridging VLANs on two switches
B. bridging two VLANs on one switch
C. between two Layer 2 devices withtrunking
D. between two Layer 2 devices withouttrunking
E. between a Layer 2 device and a Layer 3 device withtrunking