- Remote Access
- Internet connection "keep alive"
- Remote Management (e.g. routers)
- Server IP distribution
- SOHO hosted web sites
- Video Conferencing
- Voice Over IP (VoIP)
- File Sharing

- Multiplayer Games
- Work around dynamic IP addresses
- Remote Desktop
- Telecommuting / VPNs
- Save money by not getting a static IP.
- Remote security camera monitoring
- Peer-to-Peer networking with others.
- Remote System Maintenance
- ... and MANY MORE