While there are no stringent requirements as to what kind of computer you should be using to access the OPEX, we recommend the following system as being minimum requirements:
- Pentium III or Celeron class 450 MHz processor or equivalent
- 512 MB of RAM
- T1, Cable or DSL Broadband access (dial-up and wireless are not supported)
- Sun Java Plug-in ver1.5.0 (build 1.5.0_04-b05)
- Internet Explorer ver6.0+ SP 1+
- Windows 2000 SP4/XP Professional SP1+

