Please explain the 4 questions on the bottom using the topology provided. Please provide reasoning for each choice whether it's correct or not .Thank you **Network Configuration and Troubleshooting**The image displays network configuration details for various routers (R1, R5, R6), showing interface configurations, routing tables, and network settings. Here's a detailed transcription and explanation for educational purposes:---### Router Configurations**R1 Configuration:**- **Interface Ethernet0/1:** - No IP address - Shutdown- **Interface Serial1/0:** - IP address: 192.168.14.6 /30- **Interface Loopback0:** - IP address: 10.4.4.4 /32- **Router OSPF 1:** - Network configurations for 192.168.14.0, 10.4.4.4, 10.3.3.3**R5 Configuration:**- **Interface Loopback0:** - IP address: 10.5.5.5 /32- **Interface Serial2/0:** - IP address: 192.168.15.1 /30- **Router OSPF 1:** - Network configurations for 10.5.5.5, 192.168.15.0**R6 Configuration:**- **Interface Loopback0:** - IP address: 10.6.6.6 /32- **Interface Ethernet0/0:** - IP address: 192.168.12.1 /30- **Router OSPF 1:** - Network configurations for 10.6.6.6, 192.168.12.0- **Router EIGRP 100:** - Network 192.168.13.0---### Questions and Analysis1. **Missing Interfaces Problem:** - **Correct Answer:** D. The loopback addresses haven't been advertised, and the network command is missing on R4. 2. **Path Selection Analysis:** - Details the output of the routing table and considerations for path traffic from R1 to R5. - **Correct Answer:** A. The traffic goes through R2.3. **EIGRP Neighbor Misconfiguration:** - Discusses R6's inability to form a neighbor with R1. - **Correct Answer:** C. The network command is missing.4. **Ping Failure Study: **EIGRP SIM Configuration and Troubleshooting Exercise****Objective:**Configure the EIGRP SIM network as displayed in the topology. Your goal is to identify and correct errors within the configuration to ensure the network operates correctly.**Procedure:**1. **Examine Configurations:** Utilize tools to explore the topology thoroughly and diagnose any configuration issues.2. **Troubleshoot and Correct Issues:** Using given error messages and configuration outputs, identify and rectify errors to ensure proper EIGRP functionality.3. **Verification:** Ensure that the EIGRP configuration works without errors.**Equipment and Setup:**- Access to Cisco 2911 ISR Routers and Catalyst 2960 Switches.- Load each router with appropriate WAN cards.**Connections:**- Use crossover cables to connect routers and switches as shown in the topology diagram.- Assign specific port connections for switches and routers to mimic the topology setup.**Error Correction:**- Address all errors in the given configurations and present your findings.- Provide explanations for any incorrect choices.**Topology Overview:**- **Routers:** R1, R2, R3, R4, R5, R6- **Switches:** SW1, SW2- **Links:** Serial connections between routers, Ethernet connections to switches.**Configuration Details:**- Each router has specific interface configurations and IP addresses assigned.- Example: - **R1** has configurations for interfaces: Ethernet, Serial, with specific IP addresses and no shutdown commands. - **R2** and others have their respective configurations that require adjustment if issues arise.**Troubleshooting Steps:**1. Review interface configurations and EIGRP settings.2. Ensure proper IP addressing and network assignments.3. Adjust settings as necessary to resolve connectivity and routing issues.**EIGRP Specifics:**- Ensure the EIGRP autonomous system numbers are correctly configured across routers.- Validate correct network statements are advertised within EIGRP.**Graph/Diagram Explanation:**- The diagram showcases routers connected in a specific topology with clear labeling of interfaces and connections.- The links indicate serial and Ethernet connections between routers and switches.This exercise aims to reinforce understanding of EIGRP configuration and troubleshooting within a simulated network environment.

Given: R1#ping 10.5.5.55 source 10.1.1.1 Type escape sequence to abort. Sending 5,100-byte ICMP…

4. Study the following output taken on R1: RIsping 10.5.5.5S source 10.1.1.1 Type ape sequence so abort. Sending 5,100-byte 100 tchos te 10.5.5.55, timaout ia 2 seconds: Packet sent vith a source address of 10.1.1. Success i O percent 10/6 Why are the pings failing? A. The network statement is missing on RS. B. The loopback interface is shut down on RS.

4. Study the following output taken on R1: RIsping 10.5.5.5S source 10.1.1.1 Type ape sequence so abort. Sending 5,100-byte 100 tchos te 10.5.5.55, timaout ia 2 seconds: Packet sent vith a source address of 10.1.1. Success i O percent 10/6 Why are the pings failing? A. The network statement is missing on RS. B. The loopback interface is shut down on RS.

Computer Networking: A Top-Down Approach (7th Edition)

7th Edition

ISBN:9780133594140

Author:James Kurose, Keith Ross

Publisher:James Kurose, Keith Ross

Chapter1: Computer Networks And The Internet

Section: Chapter Questions

Problem R1RQ: What is the difference between a host and an end system? List several different types of end...

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Question

Please explain the 4 questions on the bottom using the topology provided. Please provide reasoning for each choice whether it's correct or not .Thank you

**Network Configuration and Troubleshooting**

The image displays network configuration details for various routers (R1, R5, R6), showing interface configurations, routing tables, and network settings. Here's a detailed transcription and explanation for educational purposes:

---

### Router Configurations

**R1 Configuration:**
- **Interface Ethernet0/1:**
- No IP address
- Shutdown
- **Interface Serial1/0:**
- IP address: 192.168.14.6 /30
- **Interface Loopback0:**
- IP address: 10.4.4.4 /32
- **Router OSPF 1:**
- Network configurations for 192.168.14.0, 10.4.4.4, 10.3.3.3

**R5 Configuration:**
- **Interface Loopback0:**
- IP address: 10.5.5.5 /32
- **Interface Serial2/0:**
- IP address: 192.168.15.1 /30
- **Router OSPF 1:**
- Network configurations for 10.5.5.5, 192.168.15.0

**R6 Configuration:**
- **Interface Loopback0:**
- IP address: 10.6.6.6 /32
- **Interface Ethernet0/0:**
- IP address: 192.168.12.1 /30
- **Router OSPF 1:**
- Network configurations for 10.6.6.6, 192.168.12.0
- **Router EIGRP 100:**
- Network 192.168.13.0

---

### Questions and Analysis

1. **Missing Interfaces Problem:**
- **Correct Answer:** D. The loopback addresses haven't been advertised, and the network command is missing on R4.

2. **Path Selection Analysis:**
- Details the output of the routing table and considerations for path traffic from R1 to R5.
- **Correct Answer:** A. The traffic goes through R2.

3. **EIGRP Neighbor Misconfiguration:**
- Discusses R6's inability to form a neighbor with R1.
- **Correct Answer:** C. The network command is missing.

4. **Ping Failure Study:

**EIGRP SIM Configuration and Troubleshooting Exercise**

**Objective:**
Configure the EIGRP SIM network as displayed in the topology. Your goal is to identify and correct errors within the configuration to ensure the network operates correctly.

**Procedure:**
1. **Examine Configurations:** Utilize tools to explore the topology thoroughly and diagnose any configuration issues.
2. **Troubleshoot and Correct Issues:** Using given error messages and configuration outputs, identify and rectify errors to ensure proper EIGRP functionality.
3. **Verification:** Ensure that the EIGRP configuration works without errors.

**Equipment and Setup:**
- Access to Cisco 2911 ISR Routers and Catalyst 2960 Switches.
- Load each router with appropriate WAN cards.

**Connections:**
- Use crossover cables to connect routers and switches as shown in the topology diagram.
- Assign specific port connections for switches and routers to mimic the topology setup.

**Error Correction:**
- Address all errors in the given configurations and present your findings.
- Provide explanations for any incorrect choices.

**Topology Overview:**
- **Routers:** R1, R2, R3, R4, R5, R6
- **Switches:** SW1, SW2
- **Links:** Serial connections between routers, Ethernet connections to switches.

**Configuration Details:**
- Each router has specific interface configurations and IP addresses assigned.
- Example:
- **R1** has configurations for interfaces: Ethernet, Serial, with specific IP addresses and no shutdown commands.
- **R2** and others have their respective configurations that require adjustment if issues arise.

**Troubleshooting Steps:**
1. Review interface configurations and EIGRP settings.
2. Ensure proper IP addressing and network assignments.
3. Adjust settings as necessary to resolve connectivity and routing issues.

**EIGRP Specifics:**
- Ensure the EIGRP autonomous system numbers are correctly configured across routers.
- Validate correct network statements are advertised within EIGRP.

**Graph/Diagram Explanation:**
- The diagram showcases routers connected in a specific topology with clear labeling of interfaces and connections.
- The links indicate serial and Ethernet connections between routers and switches.

This exercise aims to reinforce understanding of EIGRP configuration and troubleshooting within a simulated network environment.

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