Discuss the role of a firewall in network infrastructure security.
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Discuss the role of a firewall in network infrastructure security.
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Step 1: Introducing firewall
A firewall is an important part of network infrastructure security and it plays an important role in protecting the networks and the information they contain from various threats and various unauthorized access. Firewall's main function is to act as a barrier between a trusted internal network and untrusted external networks such as the internet.
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