Yes, I Know this MS350-24X provide Multigigabit Ethernet connectivity, support 10G copper and 10G fiber , but the ms350-24X Cannot meet my needs, I need 26, 10G Fiber cub and 4 10G copper cub, So I Choose the MS425-32X, but the MS425-32X not support 10G copper , So i'm very Tangled, I only choose ms425-32x and 10G copper moudule. .....