InAHV (Acropolis Hypervisor),br0is thedefault native Linux bridgecreated on each hypervisor host. It is used for VM traffic and external communication. AHV leveragesOpen vSwitch (OVS)to manage virtual networking, but the bridge is exposed as br0 in the host's network configuration.
Key points:
br0connects VM virtual NICs (vNICs) to the physical network via the host's uplinks.
It is pre-configured during Foundation or cluster deployment.
virbr0is typical in KVM environments but isnot usedin AHV.
Official Reference:
Nutanix AHV Networking Guide
Nutanix KB #2027 – AHV Host Networking
Excerpt: “AHV uses br0 as the default bridge on the host, configured by Open vSwitch for guest VM networking.”
Answer: A
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