Issues on Windows Server 2012 and 2012 R2 with VMQ and Emulex network adapters

There are several reports of networking and stability issues on Windows Server 2012 and Windows Server 2012 R2 when deployed on hosts equipped with Emulex NICs. These issues arise when VMQ is enabled. the standard symptoms include the loss of network connectivity on one or more virtual machines or AN inability to shut down or power off VMs. Emulex and Microsoft area unit alert to this issue. Emulex features a fix for the difficulty and is working internally and with OEM server vendors to make it available to affected customers. You can check the latest status on the Emulex Implementer’s Blog.

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Until the Emulex fix is made available the only workaround is to completely disable VMQ on the NIC. in the meantime, if you think that you are experiencing this issue Contact Emulex school support at +1 800-854-7112 or 714-885-3402. If that you just that you simply are experiencing this issue, please be sure that you simply have updated to the most recent Emulex or OEM NIC drivers and firmware and doing a re-assessment before disabling VMQ.

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