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Home > C2 General Support > How do I guarantee my firewall will not block C2 Education Education?
How do I guarantee my firewall will not block C2 Education Education?
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Follow these steps:

1. Whitelist the following domains: 

  • etesting.c2educate.com
  • amazonaws.com
  • benchprep.com
  • cloudfront.net
  • google-analytics.com
  • googlecode.com
  • mathjax.org

2. If the course includes YouTube videos, you should also whitelist youtu.be and youtube.com. 

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