Proxmox Ports randomly restart

Hi together,

i have installed Proxmox in 8.3.3 on my Intel NUCs and get over a long time massive problems with the networking. The ports on both hosts restart randomly multiple times a day, especially while the Networking Traffic is higher (Backups, writing on NFS, etc.)

This leads to lags on VMs / CTs and failing Replication + Backup Jobs.

The Hardware is the following (2 identical Systems):
Intel Nuc 13th Gen
i7-1360P
64GB RAM
1x SATA 1TB SSD (Enterprise)
1x NVME 1TB SSD (Consumer)

As...

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