Refer to the exhibit.

A junior engineer configured SNMP to network devices. Malicious users have uploaded different configurations to the network devices using SNMP and TFTP servers.
Which configuration prevents changes from unauthorized NMS and TFTP servers?

• A.access-list 20 permit 10.221.10.11
• B.access-list 20 permit 10.221.10.11
  access-list 20 deny any log
  !
  snmp-server group NETVIEW v3 priv read NETVIEW access 20
  snmp-server group NETADMIN v3 priv read NETVIEW write NETADMIN access 20 snmp-server community Cisc0wrus3r RO 20 snmp-server community Cisc0Us3r RW 20 snmp-server tftp-server-list 20
• C.access-list 20 permit 10.221.10.11
  access-list 20 deny any log
• D.access-list 20 permit 10.221.10.11
  access-list 20 deny any log
  !
  snmp-server group NETVIEW v3 priv read NETVIEW access 20
  snmp-server group NETADMIN v3 priv read NETVIEW write NETADMIN access 20 snmp-server community Cisc0Us3r RO 20 snmp-server community Cisc0wrus3r RW 20 snmp-server tftp-server-list 20

Comment: *

Name: *

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Verification: *

Refer to the exhibit.

A network administrator notices these console messages from host 10.11.110.12 originating from interface E1/0. The administrator considers this an unauthorized attempt to access SNMP on R1. Which action prevents the attempts to reach R1 E1/0?

• A.Configure IOS management plane protection using ACL 90 on interface E1/0
• B.Create an inbound ACL on interface E1/0 to deny SNMP from host 10.11.110.12
• C.Configure IOS control plane protection using ACL 90 on interface E1/0
• D.Add a permit statement including the host 10.11.110.12 into ACL 90

Comment: *

Name: *

Email: *

Verification: *

Refer to the exhibit.

R6 should reach R1 via R5>R2>R1. Which action resolves the issue?

• A.Decrease the cost to 41 between R2 and R1
• B.Decrease the cost to 2 between R6-R5-R2
• C.Increase the cost to 61 between R2-R3-R1
• D.Increase the cost to 61 between R2 and R3

Comment: *

Name: *

Email: *

Verification: *

How is a preshared key "Test'' for all the remote VPN rooters configured In a DMVPN using GRE over IPsec set up?

• A.crypto Ipsec key Test address 0.0.0.0 0.0.0.0
• B.authentication pre-share Test address 0.0.0.0 0.0.0.0
• C.set pre-share Test address 0.0.0.0 0.0.0.0
• D.crypto isakmp key Test address 0.0.0.0 0.0.0.0

Comment: *

Name: *

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Verification: *

Exhibit:

NTP is configured across the network infrastructure and Cisco DNA Center. An NTP issue was reported on the Cisco DNA Center at 17:15. Which action resolves the issue?

• A.Check and resolve reachability between the WLC and the NTP server
• B.Reset the NTP server to resolve any synchronization issues for all devices
• C.Check and resolve reachability between Cisco DNA Center and the NTP server
• D.Check and configure NTP on the WLC and synchronize with Cisco DNA Center

Comment: *

Name: *

Email: *

Verification: *