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Review of Linux Compatibility
The Edimax EW-7711UAN is a USB WiFi dongle for IEEE 802.11g connections. Two different versions of this stick are known, where only the first version is currently supported under Linux.
Version 1 – USB ID 7392:7711
This version of the Edimax EW-7711UAN bases on the Ralink RT3070 chipset. The USB stick has the USB ID 7392:7711
Bus 001 Device 004: ID 7392:7711 Edimax Technology Co., Ltd EW-7711UTn nLite Wireless Adapter [Ralink RT2870]
and is fully supported under Linux by the kernel since kernel version 2.6.31. The kernel module rt2800usb is used as driver to access the EW-7711UAN.
Alternatively, a driver is provided on the Edimax homepage for download. This driver as to be compiled and installed by hand.
Version 2 – USB ID 7392:7710
The second version of this stick was first seen around February 2015 and uses a different chipset from MediaTek. The stick is sold under the same name, however, the packaging shows a Edimax EW-7711UAN V2. This version of the stick has the USB ID 7392:7710
Bus 001 Device 004: ID 7392:7710 Edimax Technology Co., Ltd
There is currently no Linux driver known for this stick. Attemtping to force bind this stick to rt2800usb driver fails:
/usb 1-1.3: reset high-speed USB device number 4 using dwc_otg ieee80211 phy5: rt2800_probe_rt: Error – Invalid RT chipset 0×7601, rev 0500 detected ieee80211 phy5: rt2x00lib_probe_dev: Error – Failed to allocate device Vendor ID 7392, Product ID 7710, Manufacturer MediaTek, no Linux driver