typed please!1) A proxy server is a computer that offers a computer network service to allow clients to make indirect network connections2) Wireless Networks What is an SSID and what is it used for? a. b. What is dual band wireless? What is the name/number schem

1) A proxy server is a computer that offers a computer network service to allow clients to make indirect network connections to other network services. A client connects to the proxy server, then requests a connection, file, or other resource available on a different server. The proxy provides the resource either by connecting to the specified server or by serving it from a cache. In some cases, the proxy may alter the client’s request or the server’s response for various purposes Why use a Proxy Server? a. b. If a Proxy Server is used to access the Internet: What part of the client PC’s IP stack is used (assuming the client PC and the i. Proxy Server are on the same LAN), when searching the Internet? i. Explain the sequence of events that occur when a client PC searches the Internet. ii. What are the steps used to setup a client PC with a Proxy Server connection? 2) Wireless Networks What is an SSID and what is it used for? a. b. What is dual band wireless? What is the name/number scheme the Institute of Electrical and Electronics Engineers с. (IEEE) gave to WLAN (Wireless LAN) today it is commonly referred to as Wi-Fi? d. How many available Channels are there for 2.4GHZ and 5GHZ wireless networks? How many non-overlapping channels are there for 2.4GHZ and 5GHZ wireless networks? е. f. What are wireless channels and what are they used for?



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