Below is the list of actions that were taken
- Network connection is Endpoint > Sophos Firewall > PEPLink (Load balancer) > ISP
- The customer advises that there’s no blocking in the PEPlink device
- Heartbeat service is running
- The test machine is using the IP address from the internal firewall
- Core agent is installed in the test machine
- Magic IP (52.5.76.173) is unreachable from the endpoint device via ICMP or via port 8347
- Run packet capture and see one-way traffic
- This is also the same with tcpdump
- Enable the test firewall rule but still the same
- Hbtrust.log shows the message user devices list is empty and nothing to fetch from Central
- No error in heartbeat.log
- Restarted the heartbeat but still the same
- The firewall does not show any endpoint certificate (epcert)
- The XML file from the endpoint does not show the endpoint certificate
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