Internal Outgoing Connections
| From | To | Protocol | Port |
|---|---|---|---|
|
SpamAssassin Server (SA) – BackNet NIC |
CloudBlue Commerce Management Node on Linux (LINMN) – BackNet NIC |
TCP |
8352-8500 (except 8440), 80, 16384 – for CloudBlue Commerce Management Node on Linux (LINMN) |
| External Native Repositories (YUM repositories) – BackNet NIC | TCP |
Custom port range Note: The destination hosts and ports may vary depending on YUM repositories. |
|
| DNS Resolver Server – BackNet NIC | TCP, UDP | 53 |
Internal Incoming Connections
| From | To | Protocol | Port |
|---|---|---|---|
|
CloudBlue Commerce Management Node on Linux (LINMN) – BackNet NIC |
SpamAssassin Server (SA) – BackNet NIC |
TCP |
8352-8500 (except 8440) |
| TCP | 22 (SSH) | ||
| qmail Server or qmail Cluster Node (LINMAILSH, LINMAILCLN01, LINMAILCLN02) – BackNet NIC | TCP | 783, 784 | |
| IMP Webmail Server or IMP Webmail Cluster Node (WM) – BackNet NIC | TCP | 783, 784 |