I'm currently in the process of creating a 15-17m long cat5 ethernet connection between two 10/100 hubs. Only problem is, after connecting both ends with the RJ45 connectors and plugging one end into the uplink port and the other into the other hubs standard port I am getting constant collisions. My HUBS manual refers that this is due to faulty wiring however I've checked both ends of wire with the ethernet tester which has verified that all 8 pins are connected with no non-parralell wires! Could another problem have caused this, I've heard that pushing the wires to far into the connector can cause problems and by the looks of it I have......