10 Tips For 400-201 IT examinee

Exam Code: 400-201 (Practice Exam Latest Test Questions VCE PDF)
Exam Name: CCIE SP Written v4.0
Certification Provider: Cisco
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Q31. A network engineer wants to decrease the convergence time of a network that is running integrated IS-IS as an IGP, at the expense of bandwidth and CPU usage. Which two configuration tasks achieve this goal? (Choose two.) 

A. Configure the hold time to be 1 second. 

B. Configure the hello interval to be minimal. 

C. Ensure that hello-padding is disabled. 

D. Ensure that the hello multiplier is set to 3. 

E. Configure the hello multiplier to be 3. 

Answer: B,D 


https://books.google.co.in/books?id=u_XOQy4cBkgC&pg=PA184&lpg=PA184&dq=what+is +hello+multiplier+minimal+time+in+integrated+is-is&source=bl&ots=XqDfyO3AVT&sig=NHY0L-k-nhHrg7h6i3RWorttgcE&hl=en&sa=X&ved=0CDAQ6AEwA2oVChMIhfCI5ZXTxwIVQwaOC h3PfQea#v=onepage&q=what%20is%20hello%20multiplier%20minimal%20time%20in%20 integrated%20is-is&f=false 

Q32. Which two frame types are correct when configuring T3 interfaces? (Choose two.) 

A. M23 

B. G.832 

C. Extended Super Frame 

D. C-bit parity 

E. G.751 

F. Super Frame 

Answer: A,D 

Explanation: http://www.cisco.com/c/en/us/td/docs/routers/crs/software/crs_r4-2/interfaces/configuration/guide/hc42crsbook/hc42t3e3.html 

Q33. Refer to the exhibit . 

A network engineer is troubleshooting a packet over SONET connection between Router A and Router B. What is causing the line protocol to be down? 

A. The keepalive must be set on both sides 

B. The POS CRC must be set on both sides. 

C. There is an encapsulation mismatch 

D. There is an MTU mismatch. 


Q34. Which are the four main functions of the Cisco IOS XR System Manager? (Choose four) 

A. performs system monitoring 

B. is the main IOS XR component for device drivers and software installation management 

C. starts, restarts, and terminates processes in response to user configuration or RP failover 

D. is responsible for the message-passing "bus" for interprocess communication 

E. acts as a central repository for all process-related information 

F. performs health checks 

G. initiates disaster recovery based on the process health 

H. invokes a dumper to collect a core dump when a process terminates abnormally 

Answer: C,E,G,H 

Q35. Refer to the exhibit. The Service Provider does not have IPv6 support in the core, however it does have MPLS support. Customer requires IPv6 connectivity in all sites including Internet access. Without a requirement to create VRF, which method is preferred to support IPv6 traffic between these sites? 

A. 6VPE 


C. L2TPv3 


E. 6CE 

F. 6PE 



http://www.cisco.com/en/US/products/sw/iosswrel/ps1835/products_data_sheet09186a008 052edd3.html 

Q36. Refer to the exhibit. A web server is connected to a switch via two Gigabit Ethernet links. These two links are bundled into a single logical link that provides the aggregate bandwidth of 2 Gbps. The support engineer notices that traffic from the Internet to the web server uses both Gigabit Ethernet links. However, traffic from the web server to the Internet uses only one link. 

Which CLI command on the exhibit causes this behavior? 

A. lacp port-priority 32768 in interface configuration mode 

B. channel-group 5 mode passive 

C. lacp port-priority 32768 in global configuration mode 

D. port-channel load-balance dst-mac 


Q37. An engineer is tasked with configuring Lawful-Intercept on the Internet facing routers. Which two security issues must the engineer take into consideration? (Choose two) 

A. Default SNMP does not include all the MIB references needed to respond to the request. 

B. A new and dedicated loopback interface is required to communicate with the MD device. 

C. Encryption might be required depending on the request. 

D. The communication between the MD and the Content IAP happens over UDP port 161. 

E. QoS and CoPP should be implemented to protect and optimize the tasks. 

F. SNMFV2c should be enabled in order to provide the correct message format. 

Answer: A,D 

Q38. Refer to the exhibit. 

An ISP engineer has been asked to identity a method to protect the PE and to control the number of BGP prefixes learned from his customers. The BGP session should be dropped if the PE router receives more than 1000 BGP prefixes. A syslog message should be generated when the number of BGP prefixes learned from CE exceeds 850. 

Which Cisco IOS command should the engineer apply on PE routers? 

A. neighbor maximum-prefix 1000 85 

B. neighbor maximum-prefix 1000 850 

C. neighbor maximum-prefix 1000 85 warning-only 

D. neighbor maximum-prefix 1000 850 warning-only 


Q39. Which two flexible service mapping features that are used on the ES40 line card can classify traffic into different service instances, in order to consume fewer VLANs? (Choose two.) 

A. CoS 


C. IP precedence 

D. MPLS experimental bit 

E. ToS 

F. EtherType 

Answer: A,F 


Reference: http://www.cisco.com/c/en/us/td/docs/routers/7600/install_config/ES40_config_guide/es40_ sw_config/es40_chap7.html#pgfId-1500091 

Q40. Which are the two purposes of the MPLS label value 1? (Choose two.) 

A. it is used for MPLS OAM packets. 

B. it indicates an implicit null label. 

C. it is used for VPNv6 packets. 

D. it is used to carry the QoS value in the label stack. 

E. it indicates an explicit null label. 

F. it indicates a router alert label. 

Answer: C,F 

Explanation: http://www.cisco.com/c/en/us/support/docs/multiprotocol-label-switching-mpls/mpls/4649-mpls-faq-4649.html#qa3 


IPv4 Explicit NULL Label —-> 0 

Router Alert Label —-> 1 

IPv6 Explicit NULL Label —–> 2 

Implicit NULL Label —–> 3 

OAM Alert Labe —–> 14