As everyone knows that our Cisco 642-642 key content materials with high passing rate can help users clear exam mostly. Our passing rate is reaching to 99.49%. We are a professional website selling professional key content about 642-642 training materials. Through we have PDF version, our main products is selling software products. Most buyers may know that 642-642 test simulates products are more popular: Online Enging version & Self Test Software version which can simulate the real exam scene. If you want to purchase best 642-642 Training Materials, we advise you to choose our test simulate products.

However many examinees may wonder the difference between Online Enging version & Self Test Software version and how to choose the version of 642-642 Test Simulates. Generally speaking, both of them are test engine. Comparing to PDF version which may be printed out and used on paper, these two versions of 642-642 Test Simulates should be used on electronic device. You can not only obtain the key content materials from 642-642 Test Simulates but also keep you good mood by simulating the real test scenes and practicing time after time.

DOWNLOAD DEMO

Online Enging version of 642-642 Test Simulates is named as Online enging. As the name suggests, this version should be downloaded and installed on personal computer which should be running on Window and Java System. Some candidates may find 642-642 Test Simulates unavailable after purchasing. Maybe you should download and run Java system. After finishing payment, Online Enging version of 642-642 Test Simulates can be downloaded and installed any computer as you like. Our software does not have limits for the quantity of computer and the loading time you will load in. Also after downloading and installing, you can copy 642-642 Test Simulates to any other device as you like and use it offline.

Self Test Software version of 642-642 Test Simulates can simulate the real test scenes like Online enging version. The difference from Online enging is that it can be used on any device because it is operating based on web browser. If you are Mac computer or if you want to use on Mobile phone or IPad, you should choose Self Test Software version of 642-642 Test Simulates. Normally it should be operating online for the first time, if you do not clear cache, you can prepare 642-642 Key Content offline the second times.

The test engine is a progressive study tool which is useful and convenient for learners so that our 642-642 test simulates is acceptable for most buyers. Of course, if you get used to studying on paper, PDF version has same key contest materials of 642-642. Besides, we provide excellent before-sale and after-sale service support for all learners who are interested in our 642-642 training materials. 7*24*365 online service: you don't need to worry about time difference or different holidays as our customers are from all over the world. You can always get our support aid in time. If you want to know more service terms about Cisco 642-642 Key Content materials like our "365 Days Free Updates Download" and "Money Back Guaranteed", we are pleased to hear from you any time.

Cisco Quality of Service (QoS) Sample Questions:

1. Which technology is required when configuring FRF.12 on a Cisco device?

A) FRTS
B) FRF11.c
C) MLP with interleaving
D) FRF.8
E) VoFR
F) WRED

2. Based on the configuration, which two of the following statements are true? (Choose two.)
policy-map police 1
class bulk-ftp
police cir percent 20 pir percent 40
conform-action set-dscp-transmit af11
exceed-action set-dscp-transmit 0
violate-action drop

A) This is a percentage-based policing example.
B) This is a dual-rate, class-based policing example.
C) This configuration will use a single token bucket.
D) This configuration will drop all exceeding traffic.
E) This is a multi-action, class-based policing example.

3. In which two locations is the qos pre-classify command applied to support QoS preclassification over an IPSec/GRE tunnel? (Choose two.)

A) the physical interface
B) the crypto map
C) the tunnel interface
D) the class-map
E) the policy-map

4. Based on the following Cisco Catalyst 2950 Series switch configurations, which additional command will enable these actions?
Traffic marked with a CoS of 6 or 7 will be serviced by the priority queue.
Traffic marked with a CoS of 0, 1, or 2 will have a 20-percent weight when serviced by the wrr queue.
Traffic marked with a CoS of 4 will have a 30-percent weight when serviced by the wrr queue.
Traffic marked with a CoS of 3 or 5 will have a 50-percent weight when serviced by the wrr queue.
Catalyst 2950 partial configuration:
no wrr-queue cos-map
wrr-queue cos-map 1 0 1 2
wrr-queue cos-map 2 4
wrr-queue cos-map 3 3 5
wrr-queue cos-map 4 6 7

A) wrr-queue bandwidth 10 15 25 0
B) wrr-queue bandwidth 1 20 30 50
C) wrr-queue bandwidth 15 25 10 0
D) wrr-queue bandwidth 1 10 15 25
E) wrr-queue bandwidth 15 25 10 1

5. Refer to the exhibit. Which three statements are true about the configuration? (Choose three.)
class-map class-1
match ip rtp 2024 1000
class-map class 2
match dscp 5 6 7
policy-map access-group-1-traffic
class class-1
shape peak 16000
class class-2
police 8000 1000
conform-action set-dscp-transmit 1
exceed-action set-dscp-transmit 0
violate-action drop
class class-default
fair-queue 16
queue-limit 20
interface fastethernet 0/0
service-policy output access-group1-traffic

A) Traffic that is subject to policing will have the DCSP set to 0 if the rate exceeds 1000 bps.
B) IP traffic (DSCPs 5, 6, and 7) that is sent on fastethernet 0/0 will be traffic policed.
C) IP traffic (DSCPs 1, 2, 3, and 4) that is sent on fastethernet 0/0 are considered to have a violate status and are dropped.
D) Traffic that is subject to shaping can burst up to 32,000 bps.
E) IP traffic (DSCP 0) that is sent on fastethernet 0/0 will be subject to fair queuing.
F) RTP traffic (ports 2024 and 1000) that is sent on fastethernet 0/0 will be traffic shaped.

Solutions: