There may be times in which the IP address of a Macintosh computer must be known. Scenarios in which this information is used include connecting to a Macintosh machine, or for troubleshooting purposes. This document describes how to locate the IP address of Macintosh computers with Mac OS 10.4 (Tiger) - Mac OS 10.6 (Snow Leopard).
Mac OS 10.6 (Snow Leopard)Â & 10.5 (Leopard)
- Click the Apple icon on the upper left-hand corner.
- Select System Preferences. The System Preferences window appears.
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- In the Internet & Wireless section of the System Preferences window, click the Network icon. The Network window appears.
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Mac OS 10.4 (Tiger)
- In the Network window, select Built-in Ethernet from the left-hand list. The IP Address, Subnet Mask, and Router (default gateway) will now appear.
- Click the Apple icon on the upper left-hand corner.
- Select System Preferences. The System Preferences window appears.
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- In the Internet & Wireless section of the System Preferences window, click the Network icon. The Network window appears.
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- In the Network window:
     a. Location - Click the drop-down menu, and select Automatic.
     b. Show - Click the drop-down menu, and select Built-in Ethernet.
     c. Select the TCP/IP tab. The IP Address, Subnet Mask, and Router (default gateway) will now appear.