单项选择题

A. This out-of-band approach supports scalingB. SLB is ……

As an experienced technician, you are responsible for Technical Support. Which of the following descriptions is correct about the characteristic of SLB one arm mode?（）

A. This out-of-band approach supports scaling
B. SLB is not inline.
C. Mode is not as common as bridge or routed mode.
D. Return traffic requires PBR, server default gateway pointing to SLB, or client source NAT.

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热门试题

单项选择题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:（）

A.19dbm
B.10dbm
C.67dbm
D.86dbm

单项选择题Cisco Express Forwarding (CEF) is mainly used to increase packet switching speed, reducing the overhead and delays introduced by other routing techniques, increasing overall performance.Which of the following concerning CEF is recommended by Cisco?（）

A. Use default Layer 4 hash in core.
B. Use default Layer 3 hash in distribution.
C. Use default Layer 4 hash in distribution.
D. Use default Layer 3 hash in core and Layer 3 + Layer 4 hash in distribution layer.

单项选择题As an experienced technician, you are responsible for Technical Support. One of the trainees is asking your advice on VPN Termination Device and Firewall Placement. Which of the following approaches will you recommend?（）

A. inline with a firewall
B. in a DMZ outside the firewall
C. parallel with a firewall
D. in a DMZ behind the firewall

单项选择题You are the Cisco Network Designer. Which of these is least important when determining how many users a NAS can support?（）

A. bandwidth
B. number of plug-ins per scan
C. total number of network devices
D. number of checks in each posture assessment

单项选择题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

A.（a）-（1）；（b）-（2）；（c）-（4）；（d）-（5）；（e）-（3）
B.（a）-（4）；（b）-（3）；（c）-（2）；（d）-（5）；（e）-（1）
C.（a）-（3）；（b）-（2）；（c）-（4）；（d）-（5）；（e）-（1）
D.（a）-（1）；（b）-（3）；（c）-（4）；（d）-（2）；（e）-（4）