单项选择题 In base e-Commerce module designs, where should firewall perimeters be placed?（）

多项选择题 Which three best practices should be implemented at the campus backbone submodule to support the server farm module?（）

多项选择题 Cisco IDS sensors form the eyes and ears of your Cisco network intrusion detection system.Placing sensors correctly throughout your network is crucial to successfully implementing your Cisco intrusion detection system .Which two of these are characteristics of an IDS sensor?（）

多项选择题 Which three components are part of the Intelligent Network Services provided by the Cisco AVVID framework? （）

单项选择题 Jitter is an unwanted variation of one or more characteristics of a periodic signal in electronics and telecommunications and（）refers to call issues that cause variations in timing or time of arrival.

单项选择题 Which VPN management feature would be considered to ensure that the network had the least disruption of service when making topology changes?（）

多项选择题 Which two of these are correct regarding the recommended practice for distribution layer design based on the following configuration?（）

单项选择题 What type of Call Admission control in CallManager allows for limits to the bandwidth consumed by active calls?（）

单项选择题 Which one is not the feature of the Cisco Unified Wireless Network architecture?（）

多项选择题 What two choices can you make when redundancy is required from a branch office to a regional office?（）

单项选择题 You are the Cisco Network Designer in Cisco.com. Which of these is a Layer 2 transport architecture that provides packet-based transmission optimized for data based on a dual ring topology?（）

单项选择题 You are the network consultant from Cisco.com. Please point out which Layer 2 access designs does not support VLAN extensions?（）