It has been suspected that one of the users is using the network inappropriately. As a preventive
measure HR has authorized the IT department to enable port mirroring on the user’s network port.
Which of the following devices would be used to monitor the network activity?

A user reports that one of their critical programs no longer functions after a recent router upgrade
in the office. A network technician is called in to troubleshoot the issue and documentation shows
that the software needs full open connections over ports 558, 981, and 382 in order to function.
Which of the following tools could the technician BEST use to troubleshoot this issue?

The APIPA address 169.254.10.123 falls into which of the following class of addresses?

Which of the following can a technician use when a company implements redundant WAN links?

Which of the following requires congestion to occur before enabling traffic prioritization?

A technician replaces a failed router in an office with the same model unit using the default
settings. After the installation, the technician reboots all of the PCs and servers. Upon reboot

some of the PCs are receiving IP addresses on the same subnet as the new router; other PCs are
receiving addresses on the same subnet as the servers. Which of the following most likely
describes the issue?

An administrator has added QoS settings to the LAN switches prioritizing RTP. Which of the
following systems is the Administrator MOST concerned with in this scenario?

Which of the following network performance optimization methods allows for frequently accessed
sites to be housed locally, thereby reducing bandwidth requirements?

Which of the following is the OSI layer that handles file compression such as LZMA or DEFLATE?

A network technician suspects that there is an issue with the routing table on a Windows-based
server. Which of the following commands will enable the technician to validate this hypothesis?