12.5.4 Packet Tracer – Use Telnet and SSH Answers

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Packet Tracer – Use Telnet and SSH (Answers Version)

Answers Note: Red font color or gray highlights indicate text that appears in the Answers copy only.

Addressing Table

Objectives

In this activity, you will establish a remote connection to a router using Telnet and SSH.

• Verify connectivity
• Access a remote device

Instructions

Part 1:  Verify Connectivity

In this part, you will verify that the PC has IP addressing and can ping the remote router.

Step 1:  Verify IP address on a PC.

1. From a PC, click Desktop. Click Command Prompt.
2. At the prompt, verify that the PC has an IP address from DHCP.

Question:

What command did you use to verify the IP address from DHCP?

Type your answers here.

ipconfig

Step 2:  Verify connectivity to HQ.

Verify that you can ping the router HQ using the IP address listed in the Addressing Table.

Part 2:  Access a Remote Device

In this part, you will attempt to establish a remote connection using Telnet and SSH.

Step 1:  Telnet to HQ.

At the prompt, enter the command telnet 64.100.1.1.

Question:

Were you successful? What was the output?

Type your answers here.

No.

C:\> telnet 64.100.1.1

Trying 64.100.1.1 …Open

[Connection to 64.100.1.1 closed by foreign host]

Step 2:  SSH to HQ.

The router is properly configured to not allow insecure Telnet access. You must use SSH. HQ is not configured to accept Telnet traffic. You cannot connect to the router via the Telnet protocol. You will attempt to use SSH to connect to HQ.The router is configured with a local username admin with the password class for SSH access.At the prompt, enter the command ssh -l admin 64.100.1.1. Enter the password class when prompted.

C:\> ssh -l admin 64.100.1.1

Password:

Question:

What is prompt after accessing the router successfully via SSH?

Type your answers here.

HQ#

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