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Q1. Which three types of packet drop statistics can be determined by using the following Cisco IOS XR CLI show command? (Choose three.) 

RP/0/RSP1/CPU0:ASR9006-A#show cef ipv4 drops location all 

A. no route drops 

B. no adjacency drops 

C. RPF drops 

D. ACL drops 

E. asymmetric routing drops 

F. Cisco Express Forwarding exception drops 

Answer: A,B,C 

Q2. Referring to the configuration output exhibit, which set of commands below will allow you to insert a new line just before the permit any statement? 

A. :router#configure :router(config)#ipv4 access-list Ethernet_In :router(config-ipv4-acl)# 2.5 deny udp any eq tftp any 

B. :router#configure :router(config)#ipv4 access-list Ethernet_In :router(config-ipv4-acl)# insert after 2 deny udp any eq tftp any 

C. :router #resequence access-list ipv4 Ethernet_In :router#configure :router(config)#ipv4 access-list Ethernet_In :router(config-ipv4-acl)#25 deny udp any eq tftp any 

D. :router#configure :router(config)#ipv4 access-list Ethernet_In :router(config-ipv4-acl)#move 3 to 4 :router(config-ipv4-acl)#3 deny udp any eq tftp any 

Answer:

Q3. In which two ways do you set the maximum number of Telnet sessions to 10? (Choose two.) 

A. telnet vrf default ipv4 server max-servers 10 

B. telnet ipv4 server max-servers 10 

C. telnet max-servers 10 

D. telnet ipv4 max-servers 10 

Answer: A,B 

Q4. Which is-is router interface configuration command will configure the authentication password for IS-IS Hello (IIH) messages without actually sending the password with the IIH over the network? 

A. hello-password text clear secretkey 

B. hello-password hmac-md5 clear secretkey 

C. hello-password text encrypted secretkey 

D. hello-password hmac-md5 encrypted secretkey 

Answer:

Q5. Which CLI command can be used to display interfaces statistics? 

A. RP/0/RSP1/CPU0:ASR9006#monitor interface 

B. RP/0/RSP1/CPU0:ASR9006#show interfaces summary 

C. RP/0/RSP1/CPU0:ASR9006#show interfaces statistics | inc errors 

D. RP/0/RSP1/CPU0:ASR9006#show interfaces accounting | inc errors 

E. RP/0/RSP1/CPU0:ASR9006(admin)#show flow platform producer statistics location 0/0/CPU0 

F. RP/0/RSP1/CPU0:ASR9006(admin)##show interfaces statistics 

Answer:

Q6. What is the correct command to copy the contents of the harddisk:/showtech folder to an FTP server? 

A. copy harddisk:/showtech location 0/RSP0/CPU0 ftp: 

B. copy harddisk:/showtech ftp: 

C. copy /recurse harddisk:/showtech location 0/RSP0/CPU0 ftp: 

D. copy /recurse harddisk:/showtech ftp: 

E. copy ftp: harddisk:/showtech 

Answer:

Q7. Refer to the show environmental power-supply command output exhibit. 

How many additional line cards of the same type that are currently in the system can you safely install and remain redundant in the worse power usage if there is a power supply failure? 

A. 1 

B. 2 

C. 3 

D. 4 

E. 5 

Answer:

Q8. What is the effect of a mandatory process, if it keeps restarting? 

A. router instability 

B. nothing, as Cisco IOS XR Software protects process space 

C. the router will reload 

D. it can cause routing adjacencies to flap 

E. displays a high CPU load error message 

Answer:

Q9. Which statement is false? 

A. The NTP stratum describes how many hops away that a system is from an authoritative time source. 

B. A Cisco IOS XR device can be directly connected to an atomic clock and provide a stratum 1 service. 

C. A Cisco IOS XR device can be configured as a stratum 1 master clock source. 

D. UTC is a global time scale that is distributed by atomic clocks over the Internet, over specialist long-wave radio transmissions, or with the Global Positioning System (GPS) network. 

Answer:

Q10. In Cisco IOS XR platforms, IP multicast packets are replicated on which two components? (Choose two.) 

A. switch fabric 

B. ingress line card 

C. egress line card 

D. multicast forwarding ASIC 

Answer: A,C