单项选择题
A. high availability
B. strengthened security
C. improved connectivity options
D. continuity of service
多项选择题 Which three statements correctly describe the Cisco Validated Designs program? （）(Choose three.)
多项选择题 What are the three main parts of a syslog message? （）(Choose three.)
单项选择题 Compared to the traditional Layer 2 and Layer 3 system, how does the Cisco Catalyst 6500 VSS1440 simplify the network? （）