A network technician needs to separate a web server listening on port 80 from the internal LAN and secure the server from the public Internet. The web server should be accessible to the public Internet over port 80 but not the private LAN. Currently, the network is segmented with a network-based firewall using the following IP addressing scheme on each interface:

Which of the following ones should the technician use to place the web server and which of the following firewall rules should the technician configure?

A new printer was assigned a static IP address within the DHCP scope of a QA subnet. There are 243 workstations on the LAN five servers, and four existing printers on the network The network administrator configured the network with the following parameters
192.168.51 -192 168.5 5 static IPs assigned to servers
192.168.5.6 -192 168.5 250 DHCP scope for workstations
192.168.5.251 -192.168.5 254 static IPs assigned to printers
Which of the following should the network administrator perform to minimize the disruption to the users and keep the LAN secure while setting up the new printer?

To replace a defective UPS, the network administrator must take the switch offline. The administrator wants to be able to perform maintenance UPS in the future without affecting the availability of the attached switch. Which of the following would BEST allow this to happen?

A technician is replacing a failed SOHO router for a customer who has an existing switch, cable modem, and static IP address. The user has a web server that faces the Internet so users can visit and leave comments.
Which of the following BEST describes the correct configuration for this customer's requirements?

Jeff, a technician, has been asked to add a subnet to the company's LAN. Which of the following interfaces on the router will be modified?