You might want to look at both approaches.
This was the result: Unfortunately, moving DB instance subnet group to another subnet group in the same VPC is not supported at this time.
I have not been able to find any documentation on this so far).
However, I escort mature nice do have a workaround, you can create a new temporary VPC, update the subnet group to point to that temporary VPC, then once that process completes, change the subnet group to point back to your new subnet group.Both methods will probably cause you some downtime unless you are able to run your application in read only mode for a while, or have a method of replaying transactions on the restored snapshot.One of the things we changed when moving the server to a new location is we changed the subnet of the network.I realize our documentation says that it is supported, but that is an error.The former has the option to change the subnet group through the console (modify instance network and security whereas the latter does not.We are currently working on updating our documentation to reflect this and I apologize for the mis-communication.Alternatively, another way to do it would be to create a database snapshot, and spin up a new instance from the snapshot.What conditions determine whether or not it is possible to change the subnet group of an RDS instance?To anyone's knowledge, do I have to set something in Remote Desktop Services after having made this change?I have one Oracle SE instance that is not multi-az and does not have encryption enabled, and I have an Oracle EE instance that is multi-az and has encryption enabled.
The server IP address remains the same but we've changed the subnet mask.
Now we're on /23.View this "Best Answer" in the replies below ».Both instances are in a subnet group within the default vpc, and I have a custom vpc within the same account with another subnet group.Best Answer, pure Capsaicin, oP dbeato, no, you do not need to change anything else on the server.I had this same question a few months back, and ended up contacting AWS (I have Enterprise support).We were initially on /24.Hello, I am tracking down a problem in another thread in which people can't remote into a 2012 (not r2) RDS server.Add or change a subnet group - rds _subnet _group: state: present name: echanger billet ter norwegian-blue description: My Fancy Ex Parrot Subnet Group subnets.
RDS subnet mask change?