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If you are holding a USB console cable with the label (often associated with brands like Cisco, TrendNet, or generic "Cisco Compatible" cables) and your computer isn't recognizing it, you likely need the correct driver.
Prolific PL2303 chips are widely used in budget-friendly console cables. VID_067B & PID_2303
: 9600 (This is standard for Cisco and most enterprise gear, though some modern devices require 115200). Data Bits : 8 Stop Bits : 1 Parity : None Flow Control : None Troubleshooting Common Errors Yellow Exclamation Mark / Code 10 Error Awm 20251 Console Cable Driver Download
Do not download drivers from third-party software update sites, as they often bundle malware or outdated files. Use the official semiconductor manufacturer links below. Option A: FTDI Chipsets (Most Common)
Open Terminal and run system_profiler SPUSBDataType (macOS) or lsusb (Linux). Look for entries mentioning "Prolific," "FTDI," or "WCH." If you are holding a USB console cable
Finding the correct driver for an can be confusing. The term "AWM 20251" is actually a safety specification printed on the outer jacket of the cable. It indicates that the raw wire meets Underwriters Laboratories (UL) standards for appliance wiring material.
This usually happens with Prolific cables. It means the driver version is too new for the physical chip. Try installing an older version of the PL2303 driver. Data Bits : 8 Stop Bits : 1
Now that you know your chipset, download the correct driver from the official source.
(look under "Other Devices" or "Ports" for a yellow warning icon): : Most common for Cisco-style blue console cables. Prolific (PL2303) : Common in budget or older adapters. Silicon Labs (CP210x) : Often used in smaller USB-C or Micro-USB console ports. 2. Official Driver Downloads