Hi,
We just created a new cluster using Proxmox VE 4.3. One node out of 11 randomly shows it's offline in the GUI. Here's the proxmox version information.
root@ProxmoxLV4:~# pveversion -v
proxmox-ve: 4.3-66 (running kernel: 4.4.19-1-pve)
pve-manager: 4.3-1 (running version: 4.3-1/e7cdc165)...