How do I configure my computer’s TCP/IP settings for DHCP so that it automatically receives an IP address and DNS server address from the Zoom modem/router?

To configure your computer’s TCP/IP settings to use DHCP (Dynamic Host Configuration Protocol) or automatically follow the steps below for your version of Windows or Mac OS. Before making any changes, you should take note of your computer's current TCP/IP settings in case you need to revert back to those settings.

For Windows Vista:

1. From the Start menu, select Control Panel → Network and Internet → Network and Sharing Center.
2. On the Tasks pane (left column), select Manage network connections.
3. Right-click the Local Area Connection icon, and then select Properties to open the Local Area Connection Properties window.
4. Select Internet Protocol Version 4 (TCP/IPv4), and then click the Properties button to open the Internet Protocol Version 4 (TCP/IPv4) Properties window.
5. Select Obtain an IP address automatically.
6. Select Obtain DNS server address automatically.
7. Click OK, and then click Close.
   

For Windows XP:

1. From the Start menu, select Control Panel → Network and Internet Connections → Network Connections.
2. Right-click the Local Area Connection icon for your network interface card/adapter, and then select Properties to open the Local Area Connection Properties window.
3. Select Internet Protocol (TCP/IP), and then click the Properties button to open the Internet Protocol (TCP/IP) Properties window.
4. Select Obtain an IP address automatically.
5. Select Obtain DNS server address automatically.
6. Click OK, and then click OK again.

For Windows 2000:

1. From the Start menu, select Settings → Network and Dial-up Connections.
2. Right-click the Local Area Connection icon for your network interface card/adapter, and then select Properties to open the Local Area Connection Properties window.
3. Select Internet Protocol (TCP/IP), and then click the Properties button to open the Internet Protocol (TCP/IP) Properties window.
4. Select Obtain an IP address automatically.
5. Select Obtain DNS server address automatically.
6. Click OK, and then click OK again.
   

For Windows Me and 98:
Note: During these steps you may be asked to insert your Windows installation disk.

1. From the Start menu, select Settings → Control Panel.
2. Double-click the Network icon to open the Network control panel.
3. Select the TCP/IP for your network interface card/adapter, and then click the Properties button to open the TCP/IP Properties window.
4. On the IP Address tab, select Obtain an IP address automatically.
5. On the DNS Configuration tab, select Disable DNS.
6. Click OK, and then click OK again.

For Mac OS X 10.5 (Leopard):

1. From the Dock or Apple menu, select System Preferences and then Network.
2. Select your connection method, normally Ethernet for a wired connection or AirPort for a wireless connection.
3. On the right pane, select Using DHCP from the Configure drop-down menu. All of the text fields should be left blank.
4. Click Apply.

For Mac OS X 10.4 and 10.3:

1. From the Dock or Apple menu, select System Preferences and then Network.
2. Select your connection method, normally Built-in Ethernet for a wired connection or AirPort for a wireless connection.
3. Make sure the TCP/IP tab is selected, and then select Using DHCP from the Configure IPv4 drop-down menu. All of the text fields should be left blank.
4. Click Apply Now.