The ability to use all 20 NICs really depends on the type of NIC. Refer to the vSphere 5 Config maximums.
http://www.vmware.com/pdf/vsphere5/r51/vsphere-51-configuration-maximums.pdf
The ability to use all 20 NICs really depends on the type of NIC. Refer to the vSphere 5 Config maximums.
http://www.vmware.com/pdf/vsphere5/r51/vsphere-51-configuration-maximums.pdf