On 01/05/12 2:10 PM, Alfred von Campe wrote: > What do I need to do to get these serial ports recognized? random googling from that serial controller name NetMos Technology PCIe 9922 Multi-I/O Controller seems to indicate you'll need to compile the kernel driver for it, its not supported until kernel 3.1 the driver appears to be here, http://www.asix.com.tw/products.php?op=pItemdetail&PItemID=120;74;110&PLine=74 <http://www.asix.com.tw/products.php?op=pItemdetail&PItemID=120;74;110&PLine=74> when you've compiled a custom kernel driver, you'll need to remember to recompile it for each kernel update, unless you go through some serious dancing with (I forget the eTLA for the magic that causes the kernel installer to autocompile site-specific stuff) > On some other > CentOS 6 systems with StarTech.com serial cards they were automatically > recognized (different hardware and not PCIe based). those cards undoubtedly used a different chip that's supported by the el6 kernel. -- john r pierce N 37, W 122 santa cruz ca mid-left coast