The switch specifically is a DCE device. So for a computer to connect it's a straight through connection So for a 9 pin D connectors. YOUR PC (DTE) DLINK (DCE) Pin 2 = TX ---------- RX = Pin 2 Pin 3 = RX ---------- TX = Pin 3 Pin 5 = GND ------- GND = Pin 5 From the
CLI manual for the 3800 it requires a VT-100 emulator. I recommend Putty http://www.chiark.greenend.org.uk/~sgtatham/...