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    Networking issues with LXC on Proxmox 4.4 running on VMware ESXi

    Ping! Any idea? This is a real show-stopper for us as we can't go into production which means we might have to ditch Proxmox VE altogether.
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    Networking issues with LXC on Proxmox 4.4 running on VMware ESXi

    In a nutshell, the following works: ct@proxmox -> internet (obvious because no ARP) ct@proxmox -> vm@esx (different VLANs/subnets; no ARP) ct@proxmox -> ct@proxmox (different VLANs/subnets; no ARP) ct@proxmox -> ct@proxmox (same VLAN/subnet) This doesn't: ct@proxmox -> vm@esx (same VLAN/subnet)
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    Networking issues with LXC on Proxmox 4.4 running on VMware ESXi

    The ARP replies don't hit the veth device either: [root@ct05 ~]# ping -c 2 10.251.85.2 PING 10.251.85.2 (10.251.85.2) 56(84) bytes of data. From 10.251.85.16 icmp_seq=1 Destination Host Unreachable From 10.251.85.16 icmp_seq=2 Destination Host Unreachable --- 10.251.85.2 ping statistics --- 2...
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    Networking issues with LXC on Proxmox 4.4 running on VMware ESXi

    We recently deployed Proxmox 4.4 as a (single) VM in a vSphere cluster and have serious issues with traffic between LXC containers and virtual machines directly running on ESXi which are residing on the same VLAN (see the picture attached). Pinging from ct05 (10.251.85.16) -> ct04...

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