LAN/Network Communications The following port(s) are required for administrative access to the portal on each onQ Appliance. These ports should NOT be open to public access: Direction Port Protocol Purpose LAN-only Inbound 80 & 443 TCP onQ Portal access. Needed internally on private network LAN only. No Internet access recommended. Inbound & Outbound 443 TCP https from onQ IP needed to the Internet for licensing and alerting Outbound 443 SSL & SMTP This port is normally SSL/https Outbound 443 SSH Communication with License Server, (lic.onqcentral.com) Outbound 443 SMTP Sending of alerts (alerts.onqcentral.com) Inbound & Outbound 123 UDP Communication with NTP (ntp.org).
