I've got great news for you! Are you interested in Alta Recovery Vault, but want to use your own Azure ExpressRoute connection? Well, I've got great news for you, Veritas is now certified to use ExpressRoute for Alta Recovery Vault and I have a guide that will help explain what's what. I even have performance numbers in the guide, see how much I like you!
Here are a couple of diagrams that will give you an idea of what was tested: