Firewall: A firewall is security software, which imposes a set of protocols to prevent specific types of data from moving among trusted and untrusted level of networks. Application Layer proxy firewall: It is a device, which can function both on proxy server and as a firewall. It is also denoted as “application firewall” or “reverse proxy”. It has been configured to execute special software, which act as a proxy for a package request. Packet filtering firewall: It is a network device from the types of firewall, which examines header of packets that transmits into a network and finds whether to drop it or forward it through next network based on its rules.

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Answer 1

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Chapter 6, Problem 3RQ

Program Plan Intro

Firewall:

A firewall is security software, which imposes a set of protocols to prevent specific types of data from moving among trusted and untrusted level of networks.

Application Layer proxy firewall:

It is a device, which can function both on proxy server and as a firewall. It is also denoted as “application firewall” or “reverse proxy”.

It has been configured to execute special software, which act as a proxy for a package request.

Packet filtering firewall:

It is a network device from the types of firewall, which examines header of packets that transmits into a network and finds whether to drop it or forward it through next network based on its rules.

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Answer 2

Question

Chapter 6, Problem 3RQ

Program Plan Intro

Firewall:

A firewall is security software, which imposes a set of protocols to prevent specific types of data from moving among trusted and untrusted level of networks.

Application Layer proxy firewall:

It is a device, which can function both on proxy server and as a firewall. It is also denoted as “application firewall” or “reverse proxy”.

It has been configured to execute special software, which act as a proxy for a package request.

Packet filtering firewall:

It is a network device from the types of firewall, which examines header of packets that transmits into a network and finds whether to drop it or forward it through next network based on its rules.

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Answer 3

Question

Chapter 6, Problem 3RQ

Program Plan Intro

Firewall:

A firewall is security software, which imposes a set of protocols to prevent specific types of data from moving among trusted and untrusted level of networks.

Application Layer proxy firewall:

It is a device, which can function both on proxy server and as a firewall. It is also denoted as “application firewall” or “reverse proxy”.

It has been configured to execute special software, which act as a proxy for a package request.

Packet filtering firewall:

It is a network device from the types of firewall, which examines header of packets that transmits into a network and finds whether to drop it or forward it through next network based on its rules.

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Answer 4

Question

Chapter 6, Problem 3RQ

Program Plan Intro

Firewall:

A firewall is security software, which imposes a set of protocols to prevent specific types of data from moving among trusted and untrusted level of networks.

Application Layer proxy firewall:

It is a device, which can function both on proxy server and as a firewall. It is also denoted as “application firewall” or “reverse proxy”.

It has been configured to execute special software, which act as a proxy for a package request.

Packet filtering firewall:

It is a network device from the types of firewall, which examines header of packets that transmits into a network and finds whether to drop it or forward it through next network based on its rules.

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Answer 5

Chapter 6, Problem 3RQ

Program Plan Intro

Firewall:

A firewall is security software, which imposes a set of protocols to prevent specific types of data from moving among trusted and untrusted level of networks.

Application Layer proxy firewall:

It is a device, which can function both on proxy server and as a firewall. It is also denoted as “application firewall” or “reverse proxy”.

It has been configured to execute special software, which act as a proxy for a package request.

Packet filtering firewall:

It is a network device from the types of firewall, which examines header of packets that transmits into a network and finds whether to drop it or forward it through next network based on its rules.

Answer 6

Chapter 6, Problem 3RQ

Program Plan Intro

Firewall:

A firewall is security software, which imposes a set of protocols to prevent specific types of data from moving among trusted and untrusted level of networks.

Application Layer proxy firewall:

It is a device, which can function both on proxy server and as a firewall. It is also denoted as “application firewall” or “reverse proxy”.

It has been configured to execute special software, which act as a proxy for a package request.

Packet filtering firewall:

It is a network device from the types of firewall, which examines header of packets that transmits into a network and finds whether to drop it or forward it through next network based on its rules.

Answer 7

Chapter 6, Problem 3RQ

Program Plan Intro

Firewall:

A firewall is security software, which imposes a set of protocols to prevent specific types of data from moving among trusted and untrusted level of networks.

Application Layer proxy firewall:

It is a device, which can function both on proxy server and as a firewall. It is also denoted as “application firewall” or “reverse proxy”.

It has been configured to execute special software, which act as a proxy for a package request.

Packet filtering firewall:

It is a network device from the types of firewall, which examines header of packets that transmits into a network and finds whether to drop it or forward it through next network based on its rules.

Answer 8

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Ch. 6 - Prob. 1RQ Ch. 6 - Prob. 2RQ Ch. 6 - Prob. 3RQ Ch. 6 - Prob. 4RQ Ch. 6 - Prob. 5RQ Ch. 6 - Prob. 6RQ Ch. 6 - Prob. 7RQ Ch. 6 - Prob. 8RQ Ch. 6 - Prob. 9RQ Ch. 6 - Prob. 10RQ

Solution Summary: The author explains that a firewall imposes protocols to prevent specific types of data from moving among trusted and untrusted level of networks.

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Chapter 6 Solutions