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Posts Tagged ‘nic’

Windows Server 2012 reset networking TCP/IP when NIC team is “Host Unmanageable”

December 4th, 2015 No comments

After some scheduled maintenance (Windows Updates, software updates/installation etc) on an older HP DL370 G6 server running Windows Server 2012, a colleague noticed an issue with the networking configuration. Post maintenance, I was told that the server was not accessible on the network, and with it being weekend maintenance my colleague simply added it's IP address back to one of the 4 physical network card ports so that the server was at least accessible again. It later transpired that for some reason, the networking configuration on the server had broken in a way that NIC Teaming was no longer working. This server was also a standalone Hyper-V host, the Hyper-V virtual networking was also broken.

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VMware VM hidden NIC and IP assigned to another adaptor

August 3rd, 2009 No comments

Post the upgrade of a VMware infrastructure from ESX 3.5 to vSphere 4, I encountered an issue when upgrading the Virtual Machines. I had already installed the latest VMware tools and after upgrading the hardware from version 4 to version 7 I wanted to remove the standard NIC attached to each Virtual Machine and attach the new vmxnet3 NIC.

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Categories: VMware Tags: ,