[ubuntu] Problem connecting to Ubuntu Server over LAN

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http://ubuntuforums.org – Hello, I am stuck on a major problem. I recently set up a Ubuntu server (12.04) and connected a USB hard drive to it to share across my LAN. I successfully followed this link http://www.havetheknowhow.com/ all the way through to the end. I did everything it asked and didn't run into any problems! It was working correctly when I installed putty and all the other software on my Windows 7 computer. I could access my hard drive over the network. My problem came when I tried to connect another computer to the server. I entered the //IP address of the server and it logged on. I went to another to ac (Hardware)