Quote Originally Posted by Cassiope View Post
Do you really think that this kind of issue happens inside a banking system where customer can ask money back for any transaction not send right in time ...

Disaster recovery plan and fallback data center exists since a long time ... i suppose it's not for us :-(
Unrelated, a bank wont need a the same type of server to send data for a transaction, they just need (to put it simple) a key confirmation that goes from a to b then back to a and that's it.