RHEL4 Guest networking hangs when running on RHEL 7.6.z or higher Host.

Solution Verified - Updated -

Issue

  • Virtual Machine hangs on network applications
  • Virtual Machine network RX traffic stops

Environment

  • Red Hat Enterprise Linux 7.6 Host
    • kernel-3.10.0-957.26.1.el7.x86_64 and higher
  • Red Hat Enterprise Linux 4 Guest
    • kernel-smp-2.6.9-106.EL
    • 2 or more vCPUs
    • Using virtio_net for the network interface.

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