fault tolerance

Hi yall, I'm thinking about creating a Ceph pool with a EC 2+4 scheme. Even though I did intensive Google reserch, I could not find any experience with that. My idea is this: The Ceph cluster is spread across two fault domains (latency < 1 ms, 40 disks on each side, all NVME SSDs, lots of CPU...

I have three Gigabit Ethernet NICs installed on my Proxmox VE Host. If I want to have load balancing and fault tolerance Do I configure the Proxmox VE like this OR do I need to use the Bond and attach it to the vmbr0 Bridge? And do I need to configure the LAGS on the Cisco Switch's...