9.3.3.3 Packet Tracer – Troubleshooting a Wireless Connection Answers

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9.3.3.3 Packet Tracer – Troubleshooting a Wireless Connection Answers

Packet Tracer – Troubleshooting a Wireless Connection (Answers Version)

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

Topology

Objectives

Identify and correct any misconfiguration of a wireless device.

Background / Scenario

A small business owner learns that a wireless user is unable to access the network. All of the PCs are configured with static IP addressing. Identify and resolve the issue.

Step 1: Verify connectivity.

Access the Desktop > Web Browser of each wireless PC and type www.cisco.pka into the URL. Identify any PCs that are not connecting to the web server.

Note: All of the devices require time to complete the boot process. Please allow up to one minute before receiving a web response.

Which wireless PCs are unable to connect to the web server?_______________ PC1

Step 2: Examine the IP configuration of the PCs.

  1. On the PC that is unable to connect, access the Command Prompt from the Desktop tab.
  2. Type the ipconfig /all command.
  3. What IP addressing information is available?________________________________________________________________________________________________________________________________________________________________________PC>ipconfig /allWireless0 Connection:(default port)   Connection-specific DNS Suffix..:   Physical Address…………….: 0001.64D1.7A60   Link-local IPv6 Address………: FE80::201:64FF:FED1:7A60

       Autoconfiguration IP Address………………….: 169.254.122.96

       Subnet Mask…………………: 255.255.0.0

       Default Gateway……………..: 0.0.0.0

       DNS Servers…………………: 0.0.0.0

       DHCP Servers………………..: 0.0.0.0

       DHCPv6 Client DUID…………..: 00-01-00-01-90-52-8B-26-00-01-64-D1-7A-60

Step 3: Examine the Wireless Settings on the Wireless Client.

  1. On the Desktop tab of any PC that is unable to connect. Click PC Wireless to access the wireless configurations.
  2. Click Connect tab and record the associated SSID.________________ Academy

Step 4: Examine the Wireless Settings on the Wireless Router.

  1. Access the Wireless Router from the web browser of a wired PC. Use the username admin and password admin to access the wireless router. What IP address did you use? (Hint: default gateway)
    ____________________________________________________________________________________
    192.168.1.1
  2. On the Basic Setup page, examine the DHCP Server Setting configuration. Is DHCP enabled? ______No.
  3. Click the Wireless tab.
  4. Examine the setup information under the Wireless tab. What is the SSID? Does it match the SSID configured on the client?
    ____________________________________________________________________________________
    The SSID is configured as Academy. The SSID has been configured on the PC.
  5. Click the Wireless Security submenu.
  6. Examine the security settings. What is the wireless security mode? What is the passphrase?____________________________________________________________________________________
    The configured security mode is WPA2 Personal and the passphrase is Cisco123.

Step 5: Make any necessary configuration changes on the Wireless Clients

  1. On the Desktop tab of any PC that is unable to connect. Click PC Wireless to correct the wireless configurations.
  2. Click Connect tab. Select the Academy wireless network and click Connect.
  3. Enter the passphrase (Pre-shared Key) recorded from the wireless router. Click Connect.
  4. Using the Web Browser within the Desktop tab connect to www.cisco.pka to verify that the configuration changes resolved the problem.
  5. Click the Check Results button at the bottom of this instruction window to check your work.