I did some digging around and found that your Trendnet TEW-424UB 3.0R is actually a
Realtek 8187B.
http://mac.softpedia.com/get/Drivers...B-driver.shtml
It claims that
This is a driver for the USB WLAN-Sticks, that based on ZydasZD1211( Chipset.
Models:
� 3COM 3CRUSB10075
� AOpen 802.11g WL54
� iNexQ UR055g
� Sitecom WL-113
� Telegent TG54USB
� TwinMOS G240
� Yakumo QuickWLAN
� Airlink+ AWLL3025
� Zyxel ZyAIR G-220
� X-Micro XWL-11GUZX
� Edimax EW-7317UG
� Safecom SWLU-5400
� Longshine LCS-8131G
� Planet WL-U356
� Sweex wireless 54MB
� Acer WLAN-G-US1
�
Trendnet TEW-424UB
� DrayTek Vigor 550
� Asus WL-159g
� Fiberline WL-410u.
Requirements:
� Mac (Intel or PowerPC) with USB and Mac OS X 10.3 or later.
� xcompatible USB-WLAN-Stick
� 3COM 3CRUSB10075
� AOpen 802.11g WL54
� iNexQ UR055g
� Sitecom WL-113
� Telegent TG54USB
� TwinMOS G240
� Yakumo QuickWLAN
� Airlink+ AWLL3025
� Zyxel ZyAIR G-220
� X-Micro XWL-11GUZX
� Edimax EW-7317UG
� Safecom SWLU-5400
� Longshine LCS-8131G
� Planet WL-U356
� Sweex wireless 54MB
� Acer WLAN-G-US1
�
Trendnet TEW-424UB
� DrayTek Vigor 550
� Asus WL-159g
� Fiberline WL-410u).
I hope this can be helpful to you…and let me know if it works for you.!
Remember to Backup your system Before you Install any kext/driver.