You are tasked with moving a legacy application from a virtual machine running Inside your datacenter to an
Amazon VPC Unfortunately this app requires access to a number of on- premises services and no one who
configured the app still works for your company. Even worse there’s no documentation for it. What will allow theapplication running inside the VPC to reach back and access its internal dependencies without being
reconfigured? (Choose 3 answers)
A.
An AWS Direct Connect link between the VPC and the network housing the internal services.
B.
An Internet Gateway to allow a VPN connection.
C.
An Elastic IP address on the VPC instance
D.
An IP address space that does not conflict with the one on-premises
E.
Entries in Amazon Route 53 that allow the Instance to resolve its dependencies’ IP addresses
F.
A VM Import of the current virtual machine
A,D,F
A, D, F
B – cannot do VPN with IGW
C – No need for public IPs
E – Not needed
F – cannot rebuild VM without documentation
D – IPs cannot overlap or space/time will collapse
A – Need a connection between A and Z location
Answer: A, D and F
http://jayendrapatil.com/aws-direct-connect-dx/