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4.2. Networking

The linuxptp package, included in Red Hat Enterprise Linux 6.4 as a Technology Preview, is an implementation of the Precision Time Protocol (PTP) according to IEEE standard 1588 for Linux. The dual design goals are to provide a robust implementation of the standard and to use the most relevant and modern Application Programming Interfaces (API) offered by the Linux kernel. Supporting legacy APIs and other platforms is not a goal.
Package: linuxptp-0-0.6.20121114gite6bbbb
PTP support in kernel drivers
PTP support has been added as a technology preview to the ixgbe, igb, and tg3 kernel drivers.
Packages: kernel-2.6.32-335
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-2.6.32-358
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-0.1-1
IPv6 support in IPVS
The IPv6 support in IPVS (IP Virtual Server) is considered a Technology Preview.
Package: kernel-2.6.32-358