How to index a redirection in Google?

I just hit "site:.sncf" to try to find out which are the two new domain names ending in ".sncf" which were just created and I found nothing new but www.wifi.sncf. The picture below is what appears, indexed in Google:

I clicked on it and noticed (again) that it is a redirection.

Question to Bill Hartzer (@bhartzer) : how do you index a redirection in Google?