The following ports need to be opened:
| Description | Protocol/Port | Purpose / Remarks |
|---|---|---|
| SSH | tcp/22 | SSH access to the edge director. |
| CMDaemon | tcp/8081 | CMD communication between head node and edge director, and to access BrightView. |
| Rsync |
| Source ports are random. Used if RSYNCDAEMON is set as provisioning transport. |
| Syslog | udp/514 | Edge director to head node. |
| OpenVPN |
| If using VPN. |
| ICMP ping | icmp | Head node will ping the edge director as part of status checks. |
| LDAPS |
| If using Bright LDAPS server. |
| TCP ping | tcp/2 | Prior to 8.2, the head node will send TCP SYN to the edge director for health checks. |
Aside from the above, ports specific to your configured workload managers need to be opened as well. For example, when using Slurm, you need to open the following ports:
| Port/Protocol | Purpose/Remarks |
|---|---|
tcp/6817 | slurmctld from head node |
tcp/6818 | slurmd in edge nodes |
You may have to consult the respective manuals for the workload managers you configure for any additional ports that need to be opened.