Briefly explain your network architecture

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Reference no: EM133958669

Networking and Security Practice

Question 1: Network Infrastructure

Prior to recording your screencast: edit index.html on the webserver and add your name and student ID so they are visible when you access the webserver from a browser.

Upload a video, or provide a link to your publicly accessible video, demonstrating:

1. From Workstation terminal, test SSH hardening attempt password authentication with the below command:
ssh -o PreferredAuthentications=password [email protected]
Explain the output

2. From Workstation terminal, SSH into Webserver:
ssh [email protected]
Explain the output

3. Whilst logged into the Webserver, check internet access:
ping -c 4 8.8.8.8
Explain how the Webserver can access the internet

4. Open web browser on Workstation: Access: https://192.168.100.2
Show the webpage displaying with your name/ID visible

5. Briefly explain your network architecture during the screencast: VM roles, IPs, routing, and NAT setup.

Question 2: Network Monitoring

Upload a video, or provide a link to your publicly accessible video, demonstrating:

1. Access Zabbix web interface from Workstation browser. Get AI-free online assignment help from experienced academic experts.
Login and show the dashboard

2. Show all monitored hosts
Must at least show 2 hosts.
All monitored hosts must have green "ZBX" icon

2. Show your custom dashboard
Show custom dashboard with at least 5 widgets displaying live data.
Briefly explain each widget monitors and why you chose it

3. Demonstrate a configured alert
Show at least one configured trigger (e.g. High CPU, Low Disk, Service Down)

4. Clearly explain your navigation and monitoring throughout the previous questions.

Question 3. Traffic Analysis

Upload a video or provide a link to your publicly accessible video, demonstrating:

1. Open Wireshark, start capture on interface intnet2.
Demonstrate generating HTTP, ICMP and DNS traffic. Stop capture.

2. Apply filter http: show HTTP GET request and response.

3. Apply filter icmp: show echo request/reply pairs.

4. Apply filter dns: show DNS query and response.

5. Open Statistics -> Protocol Hierarchy.
Verbally identify and briefly explain at least 5 different protocols.
Explain the security implications of unencrypted HTTP traffic you captured.

Question 4: Security Evaluation

Upload a video or provide a link to your publicly accessible video, demonstrating:

1. Perform Nmap scan from Workstation: Scan the Webserver.
Show the scan results listing open ports and service versions.
Verbally explain at least 1 security vulnerability found and its mitigation.

2. Scan all network hosts: Quick scan of all hosts.
Verbally identify which ports are open on each system.

3. SSH to gateway and show iptables firewall status.
Show FORWARD chain rules allowing traffic between internal networks.

4. Show gateway NAT masquerade.
Show NAT MASQUERADE rules for the three internal networks.

Reference no: EM133958669

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