One of your customers wishes to use the NAS to perform DHCP functions and does not currently have a Layer 3 gateway in its production network. Which gateway mode is appropriate for this customer?（）

As an experienced technician, you are responsible for infrastructure design and global configuration changes. You are asked to deploy a Voice over Wireless LAN for your company. If the cells have the same channel, the separation between them should be:（）

Please match the Cisco STP enahancement term to its definition.（）(1) BPDU guard(2) PortFast(3) BackboneFast(4) Loop guard(5) Root guard(a) shuts down a port that receives a BPDU when enabled(b) cuts convergence time by mas-age for indirect failure(c) prevents the aliernate or root port from being designated in absence of BPDUs(d )causes Layer 2 LAN interface access port to immediately enter the forwarding state(e) helps prevent bridging loops due to jni-directional link failures on point-to-point links

Client traffic is being bridged through LAN interfaces on two WLCs. Which roaming option will keep them on the same IP subnet?（）

You are the Cisco Network Designer . Which is not major scaling, sizing, and performance consideration for an IPsec design?（）

Which of the following is the primary consideration to scale VPNs?（）

What amount of cell overlap ensures smooth roaming for wireless endpoints?（）

What is the term for a logical SAN which provides isolation among devices physically connected to the same fabric?（）

Which technology allows centralized storage services to be shared across different VSANs?（）

As an experienced technician, you are responsible for Technical Support. A customer calls to ask the best signal level and noise level for cell phone. How to respond?（）