Allied Telesis AT-2911GP Network Adapters - Manual (Page 40)

AT-2911GP Gigabit Fiber Ethernet PoE+ Adapters Installation and User’s Guide
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The drop-up menu appears as shown in Figure 19.
Figure 19. Drop-up Menu on Windows Server 2012 and Windows 8
3. Select Device Manager from the menu.
The Device Manager window opens. The system creates two Ethernet
Controller entries as shown in Figure 20 on page 41.
Note
The Windows system lists two entries as Ethernet Controllers if no
driver is installed. The system may list entries as Broadcom
NetXtreme devices or Allied Telesis devices. For more information,
see “Guidelines” on page 36.