critical WPA2 vulnerabilities afoot, see KRACK attacks (discussion @ /r/KRaCK, HN, /r/netsec, Slashdot)

TP-LINK TL-WR841ND v5.x

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TP-LINK TL-WR841ND v5.x

(Est.) release date: July 2010
Country of manuf.: China

Type: wireless router

FCC ID: TE7WR841NXV5

Power: 9 VDC, 0.85 A
Connector type: barrel
Conn. measurements: 5.2 mm (OD), 2.3 mm (ID), 9 mm (LEN)

CPU1: Atheros AR7240
FLA1: 4 MiB
4,194,304 B
32,768 Kib
4,096 KiB
32 Mib
0.00391 GiB
(Winbond W25Q32BVSIG)
RAM1: 32 MiB
33,554,432 B
262,144 Kib
32,768 KiB
256 Mib
0.0313 GiB
(Zentel A3S56D40FTP-G5)

Expansion IFs: none specified

WI1 chip1: Atheros AR9283
WI1 802dot11 protocols: bgn
WI1 MIMO config: 2x2:2
WI1 antenna connector: RP-SMA

ETH chip1: Atheros AR7240
Switch: Atheros AR7240
LAN speed: 10/100
LAN ports: 4
WAN speed: 10/100
WAN ports: 1

bgn

Third party firmware supported: DD-WRT • (List), OpenWrt

Default SSID: TP-LINK_XXXXXX (29 addl. devices)
Default IP address: 192.168.1.1
the IP 192.168.1.1 is used by 1032 additional devices
of which 86 are TP-LINK devices
Default login user: admin
Default login password: admin
admin:admin credentials used by 1048 additional devices
of which 208 are TP-LINK devices

802dot11 OUI: D8:5D:4C (2 E, 7 W, 2010)
Ethernet OUI: D8:5D:4C (2 E, 7 W, 2010)

 CPU1 brandWI1 chip1 brandWI1 chip2 brand
TP-LINK TL-WR841ND v3.0AtherosAtherosAtheros
TP-LINK TL-WR841ND v5.xAtherosAtheros
TP-LINK TL-WR841ND v7.1AtherosAtheros
TP-LINK TL-WR841ND v8.xAtherosAtheros
TP-LINK TL-WR841ND v9.xQualcomm AtherosQualcomm Atheros
For a list of all currently documented Atheros chipsets with specifications, see Atheros.


300Mbps Wireless N Router
Support page

The FCC ID is not valid.

Appears to be a AR7240 + AR9283 (source, source2, source3, source4 - table) device.

The default SSID is 'TP-LINK_XXXXXX' where 'XXXXXX' is the last three octets of the wireless interface MAC address (uppercase letters).

On the DD-WRT forums
On the OpenWrt Wiki
TP-Link TL-WR841ND 5.x on TechInfoDepot

The power supply included with the unit is a Leader Electronics MU08-6090085-A1 (9V, 850mA). ID/OD/Len measurements are approximate.

Images[edit]