KVM: Guest VMs in the same hypervisor cannot communicate using IPv6 and macvtap in bridge mode

Solution Verified - Updated -

Issue

  • Cannot connect to any other IPv6 VM running on the same physical host and on the same macvtap virtual port.
  • Link-Local (fe80::/10) pings work, but global unicast do not.

Environment

  • Red Hat Enterprise Linux 7.2
    • Any Guest Operating System
    • Networking of Virtual Machines is macvtap based.

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Current Customers and Partners

Log in for full access

Log In

New to Red Hat?

Learn more about Red Hat subscriptions

Using a Red Hat product through a public cloud?

How to access this content