Network communication to guests fails when host is using balance-alb (mode6) bonding and bridging
Issue
- If bonding is configured in balance-alb (mode 6) and bridged in the host to enable network communications to guests in KVM or XEN, pinging the guests from hosts in the same subnet fails randomly.
- We are encountering intermittent network issues that caused the RHEVM VM guest inside the KVM host to randomly disconnect.
Environment
- Red Hat Enterprise Linux
- KVM or Red Hat Enterprise Virtualization
- Bridging
- bonding Mode 5 (
balance-tlb) or Mode 6 (balance-alb)
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