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Which command must be entered when a device is configured as an NTP server?
A. ntp peer
B. ntp master
C. ntp authenticate
D. ntp server
What event has occurred if a router sends a notice level message to a syslog server?
A. A certificate has expired
B. An interface line has changed status
C. A TCP connection has been torn down
D. An ICMP connection has been built
Refer to the exhibit. An engineer deploys a topology in which R1 obtains its IP configuration from DHCP. If the switch and DHCP server configurations are complete and correct.
Which two sets of commands must be configured on R1 and R2 to complete the task? (Choose two)
A.
R1(config)# interface fa0/0
R1(config-if)# ip helper-address 198.51.100.100
B.
R2(config)# interface gi0/0
R2(config-if)# ip helper-address 198.51.100.100
C.
R1(config)# interface fa0/0
R1(config-if)# ip address dhcp
R1(config-if)# no shutdown
D.
R2(config)# interface gi0/0
R2(config-if)# ip address dhcp
E.
R1(config)# interface fa0/0
R1(config-if)# ip helper-address 192.0.2.2
Refer to the exhibit. What configuration on RTR-1 denies SSH access from PC-1 to any RTR-1 interface and allows all other traffic?
Answer: B
While examining excessive traffic on the network, it is noted that all incoming packets on an interface appear to be allowed even though an IPv4 ACL is applied to the interface. Which two misconfigurations cause this behavior? (Choose two.)
A. The ACL is empty
B. A matching permit statement is too broadly defined
C. The packets fail to match any permit statement
D. A matching deny statement is too high in the access list
E. A matching permit statement is too high in the access list
The service password-encryption command is entered on a router. What is the effect of this configuration?
A. restricts unauthorized users from viewing clear-text passwords in the running configuration
B. prevents network administrators from configuring clear-text passwords
C. protects the VLAN database from unauthorized PC connections on the switch
D. encrypts the password exchange when a VPN tunnel is established
Which WPA3 enhancement protects against hackers viewing traffic on the Wi-Fi network?
A. SAE encryption
B. TKIP encryption
C. scrambled encryption key
D. AES encryption
Refer to the exhibit. If the network environment is operating normally, which type of device must be connected to interface FastEthernet 0/1?
A. DHCP client
B. access point
C. router
D. PC
Refer to the exhibit. An administrator configures four switches for local authentication using passwords that are stored as a cryptographic hash. The four switches must also support SSH access for administrators to manage the network infrastructure. Which switch is configured correctly to meet these requirements?
A. SW1
B. SW2
C. SW3
D. SW4
What benefit does controller-based networking provide versus traditional networking?
A. allows configuration and monitoring of the network from one centralized point
B. provides an added layer of security to protect from DDoS attacks
C. combines control and data plane functionality on a single device to minimize latency
D. moves from a two-tier to a three-tier network architecture to provide maximum redundancy