3Com Cable Modem External Getting Started Manual page 33

Setting Up the Computer to Use an Ethernet Connection
5 Click Options. Then click Active.
In some cases, the Load only when needed check box does
not appear. If it is visible, click the box. A check mark
appears in the box.
6 Click OK.
7 Verify that the Use 802.3 box is unchecked (circled in the
following image). If there is a check mark in the box, click it
to remove the check mark. Then click Info in the lower left
corner.
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