It seems like you might be referring to a VPN client that integrates with a protocol called "eXtend" (eXtend). However, the term "eXtend" is not widely recognized in the context of VPN clients. It might be a typo or a specific term used in a particular context. If you're looking for a VPN client that supports eXtend, it's possible that you need to use a VPN client that's designed to integrate with eXtend for remote access. If you're not familiar with eXtend, you might want to check if there's a VPN client that supports eXtend or if there's a VPN extension that integrates with eXtend. If you're looking for a VPN client that allows you to extend or add access to a VPN, there are several options available, such as VPN extensions or VPN clients specifically designed for extended access. You can also consider using a VPN client that supports eXtend for remote work or e-commerce. If you need more specific guidance, please provide more details, and I can help you find the appropriate VPN client or solution.