LINKSYS WPC4400N Users Manual

Wireless-N Business Notebook Adapter

Enter the Access Point's administrative account and password and retype the password in the confirm field (default account name is admin and password is admin). Click Next to continue to the administrative options.

Access Point Account

This will let you modify your Access Point’s username and password.

Figure 5-41: Administration - Login Access Point

Account

Chapter 5: Using the Wireless Network Monitor Administration

Figure 5-42: Administration - Modify Access Point

Account

Wireless-N Business Notebook Adapter

Security Monitor Account

The Security Monitor Account screen provides you with the function to create and modify your Security Monitor account. The Security Monitor account gives access to the administrative functions of the Wireless Network Monitor.

Please enter the administrator’s username and password for modifying the Security Monitor account.

The username and password for the Security Monitor administrator account may or may not be the same as the Access Point's administrator account.

Select an account from the drop-down menu to create or modify the username and password. There are a total of five accounts available. Click Save to save your existing changes.

Figure 5-43: Administration - Security Monitor

Account

Email Alert

This will let you enter the Access Point's name that will send alert messages via email and the email addresses for receiving instant alert messages.

Chapter 5: Using the Wireless Network Monitor Administration

Figure 5-44: Administration - Email Alert

Wireless-N Business Notebook Adapter

Chapter 6: The Administrative Functions in the Wireless Network Monitor

Use the administration functions in the Wireless Network Monitor to classify your wireless networks into different groups and monitor the activities and resources within your networks. The following functions under Classification and Security Monitor screens are only enabled after an administrator or privileged user enters a valid username and password.

Accessing the Wireless Network Monitor

After installing the Adapter, the Wireless Network Monitor icon will appear in the system tray of your computer. If the Wireless Network Monitor is enabled, then the icon will be green. If the Wireless Network Monitor is disabled or the Adapter is not connected, then the icon will be gray.

Using the Administrative Functions in the Wireless Network Monitor

The Administration tab will give you the access to the administrative tasks of the account information and other functions, such as classification and monitoring of your wireless networks.The Classification and Security Monitor function will be provided after login as the Security Monitor account at the Administration screen. To configure the trusted/untrusted wireless networks, click the Classification tab. To view the summarized report of the monitored wireless activities and alert messages, click the Security Monitor.

Figure 6-1: Wireless Network Monitor Icon

Figure 6-2: Administration - Login Security Monitor

Account

Chapter 6: The Administrative Functions in the Wireless Network Monitor Accessing the Wireless Network Monitor

Wireless-N Business Notebook Adapter

Classification

The Classification screen displays a summary of classified networks. The table shows the number of classified clients in your networks. It also shows the number of classified Access Points based on their Vendor, Network’s SSID, and Channel. You may uncheck the Receive classification rules to disable this station from receiving the network's current classification rules. The default condition is checked, so each station always receives classification rules in synchronization with other stations in the network. You may also click the Synchronize button to send out the classification rules to other users within your monitored wireless networks. Click Next to configure your trusted networks.

NOTE: You will have to log in with a valid Security Monitor account to view this screen and all remaining screens in Chapter 6.

AP Classification

The AP Classification Screen lets you classify the existing Access Points as Trusted or Untrusted. A Trusted device is one that has been identified by the system administrator to be known and legitimate. An Untrusted device is one that is known and not legitimate. This device could be a malicious device or simply a neighborhood device not part of the network. Remaining devices that have not been classified can be considered Unclassified or Unknown.

The left table lists the available unclassified wireless networks with their SSID, channels and MAC Addresses. The top right table lists the Access Points that have been classified as Trusted. The lower right table lists the Access Points that have been classified as Untrusted.

You may check any items from the Unclassified Access Points table and click the arrow to classify your selections into Trusted Access Points or Untrusted Access Points.

You may click Refresh to refresh the list or Back to go to the previous screen.

Chapter 6: The Administrative Functions in the Wireless Network Monitor Classification

Figure 6-3: Classification

Figure 6-4: AP Classification

Wireless-N Business Notebook Adapter

Client Classification

The Client Classification Screen lets you classify the existing wireless clients into trusted networks and untrusted networks. New Client information is received from Linksys Business Series Access Points. New Clients start off as Unclassified until the System Administrator classifies them. A Trusted Client is one that has been identified by the System Administrator to be known and legitimate. An Untrusted Client is one that is known and not legitimate. This client could be a malicious client or simply a neighborhood client not part of the network. Remaining clients that have not been classified can be considered Unclassified or Unknown.

The left table lists the available unclassified clients with their associated Access Point's SSID. The top right table lists the clients that have been classified as Trusted. The lower right table lists the clients that have been classified as Untrusted.

You may check any items from the Unclassified Clients table and click the arrow to classify your selections into Trusted Clients or Untrusted Clients.

You may click Refresh to refresh the list.

Advanced Settings

Click Advanced Settings for classifying your wireless networks with more options, such as Mac Address, Vendor, SSID and Channel.

Trusted MAC Addresses

The MAC Addresses Screen provides information and function for configuring the existing wireless networks as trusted networks with MAC Access control of the Access Points and the clients.

The tables list the entry of MAC addresses of your trusted or allowed wireless Access Points and the clients.

Enter the 12-digit hexadecimal numbers in the field and click Delete or Add to delete or add the entry. You may click the Vendor tab to configure the trusted AP vendor list or SSID to configure the trusted SSID list, Channel to configure the trusted channel, Back to go to the previous screen.

The Trusted AP with the MAC Address that you have entered will be shown with its associated SSID and MAC Address in the AP Classification screen. However, it will be shown with an N/A SSID if it is not listed under the

Unclassified Access Points.

Figure 6-5: Client Classification

Figure 6-6: Trusted Mac Address

Chapter 6: The Administrative Functions in the Wireless Network Monitor Classification

Wireless-N Business Notebook Adapter

Allowed SSID Configuration

The Existing SSID table shows the SSID of your trusted or allowed AP’s SSID. You may check any item and click delete to delete it from the list.

SSID - This is the unique name of the wireless network. It is a 32-character unique identifier attached to the header of packets sent over a WLAN that acts a password when a mobile device tries to connect to the Access Point.

You may enter the SSID of your trusted/allowed wireless networks in the field and click Add to add it into your list.

Allowed Vendor List Configuration

The Existing AP Vendor OUI lists the OUI and Vendor Name of your trusted or allowed Vendor’s name. You may check any item and click delete to delete it from the list.

OUI - The Organization Unique Identification is the three-octet used to generate LAN MAC Addresses for hardware manufacturers.

Vendor Name - This is the name of your desired vendors.

Figure 6-7: Allowed SSID Configuration

You may select from the drop-down list for available vendor’s names and click Add to add your desired vendors. You may also enter the Company’s OUI and click Add to incorporate your vendor’s OUI in the list. APs from vendors not on the allowed vendor list will be automatically classified as untrusted. Vendor OUI number is the first 6 digits of the AP's MAC address.

Chapter 6: The Administrative Functions in the Wireless Network Monitor Classification

Figure 6-8: Allowed AP Vendor list Configuration

Wireless-N Business Notebook Adapter

Allowed Channel Configuration

The Trusted Channel Configuration shows the available channels for using in your wireless networks. You may check the channels or click Check All to check all of the channels and click Save to save your choice. Unclassified APs on unchecked channels will be automatically classified as untrusted.

Figure 6-9: Allowed Channel Configuration

Chapter 6: The Administrative Functions in the Wireless Network Monitor Classification

Wireless-N Business Notebook Adapter

Security Monitor

The Security Monitor screen displays the statistics of your wireless network and alerts you of network activity. You may click Channel Usage, AP Inventory, Client Inventory, or Alert to proceed with more security Monitor functions.

Channel Usage

The Channel Usage screen provides statistics of the distribution on your channel’s usages. The histogram shows the number of Access Points in each channel. Click the radio buttons to show the specified period of time for data calculated. You may select on 24 hours for data within the last 24 hours, 7 days for data within the last 7 days or select days for a range of days.

You may click AP Inventory to view the statistics of the distribution on your AP’s classifications or Client Inventory to view the distribution of the client’s classifications on your wireless networks.

AP Inventory

The AP Inventory screen provides statistics of the distribution grouped by your AP’s classification of your wireless networks. The pie chart shows the percentage and number of each classification type. Click the radio buttons to show the specified period of time for data calculated. You may select on 24 hours for data within the last 24 hours, 7 days for data within the last 7 days or select days for a range of days.

Chapter 6: The Administrative Functions in the Wireless Network Monitor Security Monitor

Figure 6-10: Security Monitor - Channel Usage

Figure 6-11: Security Monitor - AP Inventory

Wireless-N Business Notebook Adapter

Client Inventory

The Client Inventory screen provides statistics of Trusted, Untrusted, and Unknown Clients. The pie chart shows the percentage and number of each wireless client’s classification. Click the radio buttons to show the specified period of time for the data calculated. You may select on 24 hours for data within the last 24 hours, 7 days for data within the last 7 days or select days for a range of days.

Figure 6-12: Security Monitor - Client Inventory

Alert List

The Alert List screen shows the list of the alert activities within your monitored wireless networks. It requires an username and password to access this screen. Please refer to section "Administration"on page 38 for more information.

MAC Address - This shows the MAC Address of the wireless client that performed the action.

Alert Description - This shows brief descriptions of the alert activities. The alert system will alert you when new

Access Point or wireless clients have been detected.

Date/Time - This indicates the date/time that an alert activity happened.

You may click any item to view a more detailed information for each event. You may also click Back to go to the previous screen or Exit to go to the main menu.

Chapter 6: The Administrative Functions in the Wireless Network Monitor Security Monitor

Figure 6-13: Security Monitor - Alert List

Wireless-N Business Notebook Adapter

You will be alerted when an Access Point is detected.

Alert Information

The alert information screen shows the detailed message of each alert event.

Figure 6-14: Security Monitor - POP-UP Alert

Message - This indicates the description of the event.

MAC Address - This shows the MAC Address of the wireless client or Access Point that performed the action.

Severity - This shows the level of the security severity of the action.

Type - This show the type of the networking activity that was performed.

DateTime - This shows the Date/Time of the alert.

Description - This shows the detailed description of the event.

You may click the Advice button to view the advice message, Back to go back to the previous screen, or Exit to go back to the main menu.

Chapter 6: The Administrative Functions in the Wireless Network Monitor Security Monitor

Figure 6-15: Alert Information

Wireless-N Business Notebook Adapter

Advice

The Advice screen shows the advice message of each alert event. You may adjust your wireless network settings according to the advice to better protect your networks.

Figure 6-16: Security Monitor - Advice

Chapter 6: The Administrative Functions in the Wireless Network Monitor Security Monitor

Wireless-N Business Notebook Adapter

Appendix A: Troubleshooting

This appendix consists of two parts: “Common Problems and Solutions” and “Frequently Asked Questions.” This appendix provides solutions to problems that may occur during the installation and operation of the Wireless-N Business Notebook Adapter. Read the description below to solve your problems. If you can't find an answer here, check the Linksys website at www.linksys.com.

Common Problems and Solutions

1. My computer does not recognize the Wireless-N Business Notebook Adapter.

Make sure that the Wireless-N Business Notebook Adapter is properly inserted into the PC Card slot.

2. The Wireless-N Business Notebook Adapter does not work properly.

Reinsert the Wireless-N Business Notebook Adapter into the notebook's PCMCIA slot. If the wizard for finding new hardware doesn't start automatically, troubleshoot with the following steps: Right-click on My Computer, and select Properties. Select the Hardware tab and click on the Device Manager, then click on the Network Adapter. You will find the Wireless-N Business Notebook Adapter if it is installed successfully. If you see a yellow exclamation mark, the resources may be conflicting and you must follow the steps below:

• Uninstall the driver software from your PC.

• Restart your PC and repeat the hardware and software installation as specified in this User Guide.

3. I cannot communicate with the other computers linked via Ethernet in the Infrastructure configuration.

Make sure that the notebook or desktop is powered on. Make sure that the Wireless-N Business Notebook Adapter is configured with the same SSID and WEP settings as the other computers in the Infrastructure configuration.

Appendix A: Troubleshooting Common Problems and Solutions

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