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The diagram below shows a network arrangement that includes a network security feature to protect data and information. Use it to answers the questions that...

The diagram below shows a network arrangement that includes a network security feature to protect data and information. Use it to answers the questions that follow.

internet.png

(i) The networking device labeled A is used to connect computers to a WAN (Internet). Name the device used for this purpose.

(ii) The part labeled B is a security feature used to protect data traffic in the network. Identify and explain the function of this part.

Answers

Martin
i)- Router/Proxy/gateway

ii)- B. Firewall is a hardware device or software system that filters the data & information exchanged between different networks by enforcing the access control policy of the host network.

- A firewall monitors & controls access to or from protected networks. People (remote users) who do not have permission cannot access the network, and those within cannot access sites outside the network restricted by firewalls.

firewall.png

- It inspects each individual 'packet' of data as it arrives at either side of the firewall. It determines whether it should be allowed through or it should be blocked
marto answered the question on September 26, 2019 at 06:28

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