Yearly Archives: 2022

DQ1 Compare the relative merits of TACACS+ and RADIUS AAA servers. What advantages and disadvantages does each type of AAA server have?   DQ2  Read the Week 5 iLab instructions and discuss the expectations you have regarding this lab. Do you think the overhead involved in securing communication links can affect the bandwidth requirements of […]

DQ1 Discuss the security ACLs, we covered this week in the text reading and the lecture. Describe different scenarios where a specific type of ACL can enhance network security. Compare CBAC firewalls versus zone-based firewalls. What are the advantages and disadvantages of each?   DQ2 Read the Week 4 iLab instructions and discuss the expectations […]

DQ1 Discuss the attacks that can occur on a layer 2 switch and how the network can be impacted by these attacks. Also, discuss the methods that can be used to mitigate the effects of these attacks on the network.   DQ2 Read the Week 3 iLab instructions and discuss the expectations you have regarding […]

DQ1 Discuss the methods that can be used on standard IOS router that will prevent unauthorized access to the router. Also, discuss how privilege levels and role-based CLI can improve the security on the router.   DQ2 Read the Week 2 iLab instructions and discuss the expectations you have regarding this lab. Do you think […]

DQ1 What are the key components of a good security policy? What are some of the most common attacks and how can a network be protected against these attacks?   DQ2 Discuss your experiences with the Skillsoft Lab 1. What parts of the iLab did you find difficult or unclear? What did you learn about […]

Static and Dynamic Routing   A network engineer is troubleshooting a small LAN network with one border router, GW01 that connects to the Internet Service Provider’s (ISP) network. GW01 uses its Serial 0/2/1 interface to connect to the ISP’s router. Everyone on the LAN network lost connectivity to the Internet. Upon troubleshooting the issue, the […]

Inter-VLAN Routing   A Given the network diagram below. Enter the commands, including the router prompt, to configure the router, for router-on-a-stick. (10 points)   Given the network diagram below. Enter the commands, including the switch prompt, to configure S1 to forward VLAN traffic. (10 points)   The organization added a new VLAN, VLAN 200, […]

A network engineer typed the following command on a switch hostname S1 and observed the output below. Explain each entry in the output and the possible source for each MAC address in the MAC Address Table. (10 points)   Explain the significance of each of the following types of VLAN: Data, Management, Native, and Blackhole. […]

Switching Concepts   Look at the Ethernet header below. Explain the following fields in the Ethernet header.   (10 points, 2 points for each correct field explained.)   You are the most recently hired network engineer out of a group of 10 network engineers. During a meeting to implement a new switching technology, your manager […]

Question 1.1. (TCO 7) The type of IDS signature that triggers on a multiple packet stream is called _____. (Points: 3)   atomic   dynamic   cyclical   compound or composite   Question 2.2. (TCO 7) Which device responds immediately and does not allow malicious traffic to pass? (Points: 3)   Intrusion detections system (IDS) […]