4.2. Networking

Mellanox SR-IOV Support
Single Root I/O Virtualization (SR-IOV) is now supported as a Technology Preview in the Mellanox libmlx4 library and the following drivers:
  • mlx_core
  • mlx4_ib (InfiniBand protocol)
  • mlx_en (Ethernet protocol)
Package: kernel-2.6.32-335
Open multicast ping (Omping), BZ#657370
Open Multicast Ping (Omping) is a tool to test the IP multicast functionality, primarily in the local network. This utility allows users to test IP multicast functionality and assists in the diagnosing if an issues is in the network configuration or elsewhere (that is, a bug). In Red Hat Enterprise Linux 6 Omping is provided as a Technology Preview.
Package: omping-0.0.4-1
QFQ queuing discipline
In Red Hat Enterprise Linux 6, the tc utility has been updated to work with the Quick Fair Scheduler (QFQ) kernel features. Users can now take advantage of the new QFQ traffic queuing discipline from userspace. This feature is considered a Technology Preview.
Package: kernel-2.6.32-431
vios-proxy, BZ#721119
vios-proxy is a stream-socket proxy for providing connectivity between a client on a virtual guest and a server on a Hypervisor host. Communication occurs over virtio-serial links.
Package: vios-proxy-0.2-1