There is currently no easy way to sort an Org table by IP address. The only method I could find involves selecting the IP addresses in a rectangle and piping them to sort with a complicated sort recipe. Even though I am not a system administrator, I sometimes need to maintain tables that I’d like to keep sorted by IP address. The attached patch implements sorting Org tables natively. I’ve just completed the FSF Copyright assignment process—let me know if you need details. jcs