A network technician is investigating why a core switch is logging excessive amounts of data to the syslog server. The running configuration of the switch showed the following logging information:

Which of the following changes should the technician make to BEST fix the issue?

A. Update the logging host IP.
B. Change to asynchronous logging.
C. Stop logging SSH events.
D. Adjust the logging level.

A technician needs to allow a device to maintain the same IP address lease based on the physical address of a network card. Which of the following should the technician use?


A. MAC address reservation
B. Static IP address
C. Custom DNS server entry
D. IP address exclusion

Which of the following demarcation connections would be MOST appropriate to use with a cable modem being installed in a SOHO situation?


A. RG6
B. Cat 6
C. RJ11
D. Multimode fiber

A network administrator is configuring a firewall to allow for a new cloud-based email server. The company standard is to use SMTP to route email traffic. Which of the following ports, by default, should be reserved for this purpose?


A. 23
B. 25
C. 53
D. 110

A network technician is troubleshooting a connection to a web server. The technician is unable to ping the server but is able to verify connectivity to the web service using Telnet. Which of the following protocols is being blocked by the firewall?


A. UDP
B. ARP
C. ICMP
D. TCP

Which of the following would MOST likely be used to review disaster recovery information for a system?


A. Business continuity plan
B. Change management
C. System life cycle
D. Standard operating procedures

A customer runs a DNS lookup service and needs a network technician to reconfigure the network to improve performance. The customer wants to ensure that servers are accessed based on whichever one is topographically closest to the destination. If the server does not respond, then the next topographically closest server should respond. Which of the following does the technician need to configure to meet the requirements?


A. Multicast addressing
B. Anycast addressing
C. Broadcast addressing
D. Unicast addressing

A technician is investigating a SAN switch that has a high number of CRC errors. Which of the following is the MOST likely cause of the errors?


A. Break in the fiber
B. Bad switch port
C. Mismatched duplex
D. Memory errors

An on-call network technician receives an automated email alert stating that a power supply on a firewall has just powered down. Which of the following protocols would BEST allow for this level of detailed device monitoring?


A. TFTP
B. TLS
C. SSL
D. SNMP

Which of the following protocols uses Dijkstra's algorithm to calculate the LOWEST cost between routers?


A. RIP
B. OSPF
C. BGP
D. EIGRP