D-Link DWL-G122 rev C1

D-Link DWL-G122 C1

Manuf (OEM/ODM): Alpha Networks WUS-G07

FCC approval date: 27 October 2005

Interface: USB

USB 2.0
Connector: Male A
Form factor tags: dongle

ID: 07d1:3c03
Windows: USB\VID_07D1&PID_3C03

FCC ID: KA2WLG122C1
PCB ID: 8WUSG07.2A1G

WI1 chip1: Ralink RT2571W

WI1 chip2: Ralink RT2528

Probable Linux driver
rt73usb (in backports)
USB ID first seen in kernel v2.6.24 (2008-01-24)
(see also passys)

Windows driver
possibly see MediaTek's website
Older Ralink drivers have been removed.
See the Wayback Machine
for some older driver sets (filter by EXE/ZIP)

Antenna connector: none

bg

OUI: 00:17:9A (13 E, 14 W), 00:19:5B (10 E, 25 W), 00:1B:11 (8 E, 16 W)

	Chip1 brand	Chip2 brand
D-Link DWL-G122 rev A1	Intersil	Intersil
D-Link DWL-G122 rev A2	Intersil	Intersil
D-Link DWL-G122 rev B1	Ralink	Ralink
D-Link DWL-G122 rev C1	Ralink	Ralink
D-Link DWL-G122 rev D1	Marvell	Marvell
D-Link DWL-G122 rev E1	Ralink
D-Link DWL-G122 rev F1	Realtek

For a list of all currently documented Ralink chipsets with specifications, see Ralink.

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High Speed 2.4GHz (802.11g) Wireless USB Adapter

 • Support page

"8WUSG07.2A1G" is silkscreened on the board in the FCC photos.

Serial

• dmesg (Ubuntu 14.04.3, kernel 3.19)

[77.633321] usb 2-1.2: new high-speed USB device number 5 using ehci-pci [77.865460] usb 2-1.2: New USB device found, idVendor=07d1, idProduct=3c03 [77.865471] usb 2-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=0 [77.865476] usb 2-1.2: Product: 802.11 bg WLAN [77.865481] usb 2-1.2: Manufacturer: Ralink [77.941168] usb 2-1.2: reset high-speed USB device number 5 using ehci-pci [78.363891] ieee80211 phy2: rt2x00_set_chip: Info - Chipset detected - rt: 2573, rf: 0002, rev: 000a [78.365284] ieee80211 phy2: Selected rate control algorithm 'minstrel_ht' [78.429987] ieee80211 phy2: rt2x00lib_request_firmware: Info - Loading firmware file 'rt73.bin' [78.430035] ieee80211 phy2: rt2x00lib_request_firmware: Info - Firmware detected - version: 1.7

• lsusb -d 07d1:3c03 -vv (Ubuntu 14.04.3, kernel 3.19)

Bus 002 Device 005: ID 07d1:3c03 D-Link System AirPlus G DWL-G122 Wireless Adapter(rev.C1) [Ralink RT2571W] Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 0 (Defined at Interface level) bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 64 idVendor 0x07d1 D-Link System idProduct 0x3c03 AirPlus G DWL-G122 Wireless Adapter(rev.C1) [Ralink RT2571W] bcdDevice 0.01 iManufacturer 1 Ralink iProduct 2 802.11 bg WLAN iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 32 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 0 bmAttributes 0x80 (Bus Powered) MaxPower 300mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 255 Vendor Specific Subclass bInterfaceProtocol 255 Vendor Specific Protocol iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes bInterval 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes bInterval 0 Device Qualifier (for other device speed): bLength 10 bDescriptorType 6 bcdUSB 2.00 bDeviceClass 0 (Defined at Interface level) bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 64 bNumConfigurations 1 Device Status: 0x0000 (Bus Powered)

• iw list (Ubuntu 14.04.3, kernel 3.19)

Wiphy phy2 Band 1: Frequencies: * 2412 MHz [1] (20.0 dBm) * 2417 MHz [2] (20.0 dBm) * 2422 MHz [3] (20.0 dBm) * 2427 MHz [4] (20.0 dBm) * 2432 MHz [5] (20.0 dBm) * 2437 MHz [6] (20.0 dBm) * 2442 MHz [7] (20.0 dBm) * 2447 MHz [8] (20.0 dBm) * 2452 MHz [9] (20.0 dBm) * 2457 MHz [10] (20.0 dBm) * 2462 MHz [11] (20.0 dBm) * 2467 MHz [12] (20.0 dBm) (passive scanning, no IBSS) * 2472 MHz [13] (20.0 dBm) (passive scanning, no IBSS) * 2484 MHz [14] (20.0 dBm) (passive scanning, no IBSS) Bitrates (non-HT): * 1.0 Mbps * 2.0 Mbps (short preamble supported) * 5.5 Mbps (short preamble supported) * 11.0 Mbps (short preamble supported) * 6.0 Mbps * 9.0 Mbps * 12.0 Mbps * 18.0 Mbps * 24.0 Mbps * 36.0 Mbps * 48.0 Mbps * 54.0 Mbps max # scan SSIDs: 4 max scan IEs length: 2285 bytes Coverage class: 0 (up to 0m) Supported Ciphers: * WEP40 (00-0f-ac:1) * WEP104 (00-0f-ac:5) * TKIP (00-0f-ac:2) * CCMP (00-0f-ac:4) Available Antennas: TX 0 RX 0 Supported interface modes: * IBSS * managed * AP * AP/VLAN * WDS * monitor * mesh point software interface modes (can always be added): * AP/VLAN * monitor valid interface combinations: * #{ AP, mesh point } <= 4, total <= 4, #channels <= 1 Supported commands: * new_interface * set_interface * new_key * new_beacon * new_station * new_mpath * set_mesh_params * set_bss * authenticate * associate * deauthenticate * disassociate * join_ibss * join_mesh * set_tx_bitrate_mask * action * frame_wait_cancel * set_wiphy_netns * set_channel * set_wds_peer * Unknown command (84) * Unknown command (87) * Unknown command (85) * Unknown command (89) * Unknown command (92) * connect * disconnect Supported TX frame types: * IBSS: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0 * managed: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0 * AP: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0 * AP/VLAN: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0 * mesh point: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0 * P2P-client: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0 * P2P-GO: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0 * Unknown mode (10): 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0 Supported RX frame types: * IBSS: 0x40 0xb0 0xc0 0xd0 * managed: 0x40 0xd0 * AP: 0x00 0x20 0x40 0xa0 0xb0 0xc0 0xd0 * AP/VLAN: 0x00 0x20 0x40 0xa0 0xb0 0xc0 0xd0 * mesh point: 0xb0 0xc0 0xd0 * P2P-client: 0x40 0xd0 * P2P-GO: 0x00 0x20 0x40 0xa0 0xb0 0xc0 0xd0 * Unknown mode (10): 0x40 0xd0 Device supports RSN-IBSS. HT Capability overrides: * MCS: ff ff ff ff ff ff ff ff ff ff * maximum A-MSDU length * supported channel width * short GI for 40 MHz * max A-MPDU length exponent * min MPDU start spacing Device supports TX status socket option. Device supports HT-IBSS.