The following is from the "NodeXL Network Server" topic at NodeXL, Help, Help in the Excel ribbon:
NodeXL includes a separate program called the NodeXL Network Server. This is a command-line program that can be used to download Twitter networks on a periodic basis—a twice-daily download of the network of people who tweeted a specified hashtag, for
example—and store the graph data in GraphML files or NodeXL workbooks. It's an alternative to manually using the Twitter import features built into the NodeXL workbook, and it's ideal for researchers who wish to observe how Twitter networks change over
The NodeXL Network Server is meant for use by people with moderate system administration skills. It is not difficult to use, but it is not intended for the same audience as the NodeXL workbook, where ease of use is of high priority.
To learn more about the NodeXL Network Server:
1. Navigate to the NodeXL program folder. In Windows 7, an easy way to do this is to select Start, All Programs, Microsoft NodeXL; right-click the NodeXL Excel Template menu item; and select Open File Location from the right-click menu.
2. Open the NodeXLNetworkServerFAQ.docx document in the NodeXL program folder.