Dynamic IP Monitor will check for changes in external and internal IP addresses every 2 minutes and can upload text file to an FTP server and send an e-mail notification through an SMTP server. Most internet service providers assign dynamic IP addresses to their customers. This means the internet address of your computer may change every time you connect, or on certain intervals. This presents a problem if you want to access your computer. Dynamic IP Monitor checks for changes in external and internal IP addresses every 2 minutes and when a change is detected can perform the following updates: Here are some key features of "Dynamic IP Monitor": - Upload TXT file containing IP addresses to FTP server - Send E-mail containing IP addresses through your SMTP server (supports AUTH LOGIN authentication for servers that require it- check your service provider's specifications for sending outgoing mail from external clients and test it if you plan to use this feature) - Update DynDNS Dynamic DNS Hostname Entry - Update by URL string (web query)