On 05/04/17 14:56, John Peacock wrote: > > We want to be able to usethe 10G networking that c4.8xlarge instances > provide and we want to base all of our images directly on the official > Centos6 release AMI. > Can you try ami-500d8546 i us-east-1 and let me know if that works for the c4.8large ? I've asked, a few times, for the CentOS Linux images in AMP to be enabled for all instance types where the image will work. So if its not being enabled, there is a chance the image isnt suitable, and we should find out why. -- Karanbir Singh +44-207-0999389 | http://www.karan.org/ | twitter.com/kbsingh GnuPG Key : http://www.karan.org/publickey.asc