My trunk provider is asking for the IP address of the PBX, I assume for configuring their firewall.
I see we are on www1.pbxes.com, but is there a list of IPs I can pass on to them that will cover the normal IP and any that you would use if substituting servers in a failover situation?
These are www1, www2, www3, and www4 . pbxes . com.
Thanks for the quick response.
So I make that: