Firewall recommendations for call home

This topic describes port access and firewall protection during call home activities.

IBM Storage Scale IBM® Support server is accessible through port 443. The following table lists the port and the Host/IP for communicating with the IBM Support server.

Table 1. Recommended port numbers that can be used for call home
Port Number Function Protocol Host/ IP
443 Call home TCP and UDP
esupport.ibm.com:Start of change
  • 192.148.6.11
  • 2620:1f7:c010:1:1:1:1:11
End of change
Note:

esupport.ibm.com works for the Call Home uploads as a proxy by forwarding data to ECuRep. Therefore, allowing any direct connections to ECuRep IPs is not required.