
Works over regular telephone lines; however, the distance between your router and the equipment at telephone station is limited.
Works through your mobile phone connected to your computer. All mobile phone providers have this service now. USB modems are abound and inexpensive.
Satellite dish providing two-way Internet connectivity. The only high-speed solution in remote areas until CDMA coverage will grow. The declared speeds can be high but in reality they are rarely true. Go for CDMA instead if you are within coverage. No real IPs.
Our company provides an affordable solutions to use 2 or more different internet links together to increase bandwidth and to provide automatic failover if one or more links fail. For example, a hotel may use 3 ADSL links in parallel and have an automatic switchover to ipStar if there is a major problem with a telephone cables.
Used mostly on boats, the FR-190G ACeS terminal supports Internet communication at the data rate of 2400 bps. Obviously at this speed and cost of about 20 baht per minute it is mostly used for plain text emails.