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IP Restrictions

This page lets you restrict user access to TWS by IP address. Limiting user access to TWS from a specific list of IP addresses adds a layer of security to your account. If no restrictions are specified for a trader, he or she may log into TWS from any IP address.

Who Can Access the IP Restrictions Page?

You can access this page if you are a(n):

• Individual, Joint, Trust or IRA Account User
• Small Business Account User
• Friends and Family Master or Client User
• Advisor Master User Individual
• Advisor Master User Organization (advisor account only)
• Proprietary Trading Group Master User
• Broker Master User (master account only)
• Broker Fully Disclosed Client User
• Broker Fully Disclosed Client User Organization
• Investment Manager Master User
• Fund

To add IP restrictions

1. Click Account Administration in the left pane, then click IP Restrictions.

This page displays a list of all your account users and their current IP restrictions, including full name, username, account ID, the IP address(es) to which the user is restricted, and the IP address(es) in any pending request. For users with no IP restrictions, the Restrictions column displays “No restrictions.”

2. On the Manage IP Address Restrictions page, click the Add IP Address Restriction link.

3. In the Trader drop-down, select a trader.
4. In the IP Address field, enter an IP address. This will be the IP address from which the selected trader will be able to access TWS. Click Submit.
5. You will receive an email containing a confirmation number that must be entered to confirm your IP Restriction request. Once you have entered the confirmation number, the trader will only be allowed to trade from the specified IP address.

To delete IP restrictions

You can delete an IP restriction by clicking the Delete link. You can cancel or confirm a pending IP restriction request by clicking the Cancel or Confirm link.

1. Click Account Administration in the left pane, then click IP Restrictions. Each IP address listed has a Delete link displayed next to it.
2. Click the Delete link for each IP address you wish to remove. Once you delete the IP address, the user will no longer be restricted to that IP address.

To confirm or cancel pending IP restriction requests

1. Click Account Administration in the left pane, then click IP Restrictions. For each pending IP address restriction request, the Pending Requests column displays the IP address and Confirm and Cancel links.

• To confirm a pending request, click Confirm.
• To cancel a pending request, click Cancel.

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