Secure a Wireless Network – Lab

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You are a network technician for a small corporate network. Recently, you created a wireless network to allow laptops and mobile devices to make a connection to the wired network and the Internet. However, without additional configuration, the wireless access point will allow connections from any laptop or mobile device. Because you recognize this as a vulnerability, you now need to secure the wireless network from unauthorized connections.

Your task in this lab is to secure the wireless network as follows:

  • Change the settings on the wireless access point as follows:
    • Use CorpNetWireless for the SSID. Note: The SSID name is case sensitive.
    • Use WPA2-PSK authentication, with AES for encryption.
    • Configure CoRpN3t421 as the security key. Note: The security key is case sensitive.
  • Change the wireless access point’s administrator authentication credentials from their defaults as follows:
    • Username: @dm1n
    • Password: N3tw0rkPr@
  • Note: Do not save the credentials in Internet Explorer
  • Configure the laptop in the Executive Office (named Exec-Lap) to connect to the wireless network and save the wireless profile with the settings as listed above.

Note: To view and configure the wireless access point:

  • Use Internet Explorer within the Networking Closet server.
  • Go to 168.0.1, and use the following default authentication credentials:
    1. Username: admin

Password: password

 

ANSWER:

 

Task Summary

Actions you were required to perform

Change the wireless network settings     Show Details

Use CorpNetWireless for the SSID

Use WPA2-PSK authentication, with AES for encryption

Configure CoRpN3t421 as the security key

Change the wireless access point’s default administrator authentication credentials     Show Details

Set the username to @dm1n

Set the password to N3tw0rkPr@

Configure Exec-Lap in the Executive Office to connect to the wireless network

Explanation

Complete the following steps:

  • In the address bar of Internet Explorer, type 168.0.1. Press the Enter key.
  • In the pop-up dialog, enter the default authentication credentials:
    • Username: admin
    • Password: password
  • Ensure that Remember my credentials is not selected, and click OK.
  • Click Wireless > Basic on the left of the Web page.
  • Change the SSID.
  • Scroll down and click Apply.
  • In the pop-up dialog, re-enter the default authentication credentials.
  • Click Wireless > Security on the left of the Web page.
  • Change the authentication (Security Mode) for the CorpNetWireless
  • Enter the security key (Pass Phrase), and click Apply.
  • Click Administrator > Management on the left of the Web page.
  • Change the administrator authentication credentials, and click Apply.
  • To connect the Laptop in the Executive Office to the wireless network, go to the Exec-Lap operating system.
  • Click the networking icon in the Task Bar and click the CorpNetWireless wireless network.
  • Ensure that the Connect automatically checkbox is selected and click Connect.
  • Enter the security key, and click OK.

Note: To confirm the connection, click the networking icon in the Task Bar again or open the Network and Sharing Center.

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