If a company has any sort of firewall setup at their location they will need to whitelist a few URL's for CallPotential to work. This information can be given to their IT to add to their system firewall:
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SENDGRID WHITELIST:
sendgrid.com
sendgrid.net
sendgrid.me
sendgrid.info
Dedicated SendGrid IPs that we have used (so far): 167.89.100.169, 167are: 149.72.141.201, 167.89.100.17, 50.31.63.19, 167.89.61.167, 167.89.47.189, 167.89.61.153, 167.89.51.149110.17
PORT WHITELIST:
Port 9002 (used by the thin client to receive push notifications)
Port 9001 (used by Call Center software)
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