Troubleshooting SecuRemote can be somewhat tricky. Many problems with SecuRemote are a result of bad interactions with Windows, although there are also plenty of ways to misconfigure settings.
See FAQ 12.4 for the list of ports and protocols that might need to be enabled.
This situation applies to anyone who uses anything other than a standard Ethernet NIC or Microsoft's Dial-up Adapter to connect to the Internet.
It is becoming increasingly common, particularly with cable or DSL providers, to require PPP over Ethernet (PPPoE) to connect. PPPoE effectively treats your connection to the Internet like a dial-up connection. However, it adds ...