Proxy Servers

Question 1

Two employees cannot access any sites outside the local network, but you can access internal files and other internal subnets. Other employees are not experiencing the same problem. You suspect the issues may have something to do with the proxy server on your network and the settings in Internet Explorer. What should you do?

– Identify the filtering setting on the proxy server for specific Internet sites
– Reconfigure the clients to send all traffic directly to the ISP, bypassing the proxy server
– Use IP config to perform API PA has not assigned an IP address
– Identify the proxy server name and port number in Internet options

Answer 1

Identify the proxy server name and port number in Internet options

Question 2

You connect your computer to a wireless network available at the local library. You’ll find that you can access all websites you want on the Internet except for two. What might be the cause of the problem?

– A firewall is blocking port 80 and 443
– A proxy server is blocking access to the websites
– The router has not been configured form port forwarding
– Poor trigger he is redirected traffic to the wrong IP address

Answer 2

A proxy server is blocking access to the websites

Question 3

Which of the following functions are performed by proxy servers? (Select two)

– Block employees from accessing certain websites
– Cache webpages
– Store client files
– Filter unwanted email
– Block unwanted packets from entering your private network

Answer 3

– Block employees from accessing certain websites

– Cache webpages

Question 4

You would like to control Internet access based on users, time of day, and websites visited. How can you do this?

– Configure the local security policy on each system two add Internet restrictions
– Configure Internet zones in using Internet options
– Enable Windows firewall on each system. Add or remove exceptions to control access
– Install a proxy server. Allow Internet access only through the proxy server
– Configure a packet filtering firewall. Add rules to allow or deny Internet access

Answer 4

Install a proxy server. Allow Internet access only through the proxy server