We just preformed the WSP migration using the clean install method mentioned here in the forums.  One thing we have noticed is the SolidCP did not bring over the IPs assigned to the server and once re-added via the configuration settings, it does not associate the IPs to the user, even though all is still set in IIS, DNS, etc.

When viewing the user’s website in SolidCP, it shows the pointer is pointing to the right IP