https://community.hpe.com/t5/bladesystem-general/network-dropout-for-vm-after-vmotion/m-p/6309457#M30697 <P>I have two C7000 enclosures, each with two VC FlexFabric modules with a single Virtual Connect domain.&nbsp; There are&nbsp;three BL645c blades in each enclosure running VMware ESXi 5.0.&nbsp; There are 20-30 VLANs defined in Virtual Connect and vSphere.</P><P>&nbsp;</P><P>I have a problem when I vMotion a virtual machine from one host to another that the VM will lose network connectivity.&nbsp; I have checked the configuration and am confident it is correct.</P><P>&nbsp;</P><P>Connectivity is restored if I disconnect and reconnect the vNIC with the vSphere Client, which confirms the configuration is correct.&nbsp; This issue only seems to affect one or two VLANs.</P><P>&nbsp;</P><P>The vSwitch is configured to notify switches of the move, but it is as if this update is not sent.&nbsp; This issue can occur when migrating a VM within the same enclosure or over to a separate enclosure.&nbsp; The issue doesn't occur on other VLANs.&nbsp; There is no consistency.</P><P>&nbsp;</P><P>Has anyone else experienced this issue?</P><P>&nbsp;</P> Thu, 19 Dec 2013 07:42:30 GMT Domenic_Alvaro 2013-12-19T07:42:30Z https://community.hpe.com/t5/bladesystem-general/network-dropout-for-vm-after-vmotion/m-p/6309457#M30697 <P>I have two C7000 enclosures, each with two VC FlexFabric modules with a single Virtual Connect domain.&nbsp; There are&nbsp;three BL645c blades in each enclosure running VMware ESXi 5.0.&nbsp; There are 20-30 VLANs defined in Virtual Connect and vSphere.</P><P>&nbsp;</P><P>I have a problem when I vMotion a virtual machine from one host to another that the VM will lose network connectivity.&nbsp; I have checked the configuration and am confident it is correct.</P><P>&nbsp;</P><P>Connectivity is restored if I disconnect and reconnect the vNIC with the vSphere Client, which confirms the configuration is correct.&nbsp; This issue only seems to affect one or two VLANs.</P><P>&nbsp;</P><P>The vSwitch is configured to notify switches of the move, but it is as if this update is not sent.&nbsp; This issue can occur when migrating a VM within the same enclosure or over to a separate enclosure.&nbsp; The issue doesn't occur on other VLANs.&nbsp; There is no consistency.</P><P>&nbsp;</P><P>Has anyone else experienced this issue?</P><P>&nbsp;</P> Thu, 19 Dec 2013 07:42:30 GMT https://community.hpe.com/t5/bladesystem-general/network-dropout-for-vm-after-vmotion/m-p/6309457#M30697 Domenic_Alvaro 2013-12-19T07:42:30Z