Trial version provision

In order to let you have a deep understanding of our 642-642 learning guide, our company designed the trial version for our customers. We will provide you with the trial version of our study materials before you buy our products. If you want to know our 642-642 training materials, you can download the trial version from the web page of our company. If you use the trial version of our study materials, you will find that our products are very useful for you to pass your exam and get the certification. If you buy our 642-642 exam questions, we can promise that you will enjoy a discount.

There are more and more same products in the market of study materials. We know that it will be very difficult for you to choose the suitable 642-642 learning guide. If you buy the wrong study materials, it will pay to its adverse impacts on you. It will be more difficult for you to pass the exam. So if you want to pass your exam and get the certification in a short time, choosing the suitable 642-642 exam questions are very important for you. You must pay more attention to the study materials. In order to provide all customers with the suitable study materials, a lot of experts from our company designed the 642-642 training materials. We can promise that if you buy our products, it will be very easy for you to pass your exam and get the certification.

Efficient study tools from our company

Our 642-642 learning guide is very efficient tool in the world. As is known to us, in our modern world, everyone is looking for to do things faster, better, smarter, so it is no wonder that productivity hacks are incredibly popular. So we must be aware of the importance of the study tool. In order to promote the learning efficiency of our customers, our 642-642 training materials were designed by a lot of experts from our company. Our study materials will be very useful for all people to improve their learning efficiency. If you do all things with efficient, you will have a promotion easily. If you want to spend less time on preparing for your 642-642 exam, if you want to pass your exam and get the certification in a short time, our study materials will be your best choice to help you achieve your dream.

The advantages of the online version

In order to meet the different need from our customers, the experts and professors from our company designed three different versions of our 642-642 exam questions for our customers to choose, including the PDF version, the online version and the software version. Now I want to introduce the online version of our 642-642 learning guide to you. The most advantage of the online version is that this version can support all electronica equipment. If you choose the online version of our study materials, you can use our products by your any electronica equipment. We believe it will be very convenient for you. In addition, the online version of our 642-642 training materials can work in an offline state. If you buy our products, you have the chance to use our study materials for preparing your exam when you are in an offline state. We believe that you will like the online version of our 642-642 exam questions.

Cisco Quality of Service (QoS) Sample Questions:

1. This policy-map is applied to a 128-kbps serial interface in the output direction. Which set of additional commands within this policy-map will improve the link efficiency on the serial interface?
policy-map test
class voice
priority 25
class telnet
bandwidth remaining percent 20
class ftp
bandwidth remaining percent 30

A) class telnet
fair-queue
B) class ftp
compression header ip
C) class telnet
compression header ip tcp
D) class ftp
fair-queue
E) class voice
compression header ip tcp
F) class voice
no priority 25
bandwidth percent remaining 25

2. Which three characteristics are drawbacks to the use of a best-effort with over-provisioning backbone design? (Choose three.)

A) Unplanned network failures can cause unexpected congestion in the network.
B) It requires complex QoS mechanisms at the network edge.
C) The design costs more to implement than a DiffServ backbone.
D) It requires complex QoS mechanisms at the network core.
E) Denial of Service attacks on one service can affect all network traffic.
F) The design uses a different over-provisioning ratio for the different traffic classes.

3. Which of the following configurations requires the use of hierarchical policy maps?

A) the use of a strict priority-class queue within CBWFQ
B) the use of nested class-maps with class-based marking
C) the use of class-based WRED within a CBWFQ class queue
D) the use of both the bandwidth and shape statements within a CBWFQ class queue
E) the use of CBWFQ inside class-based shaping

4. DRAG DROP

5. Which two different traffic types have the most similar sensitivity to latency, jitter, and packet loss? (Choose two.)

A) video conferencing
B) voice signaling
C) SQL transactions
D) voice
E) streaming video
F) peer-to-peer file sharing

Solutions: