It's not new. You can get private address space that's routed into your network, but if you trust telco network security, you probably don't have anything worth

It's not new. You can get private address space that's routed into your network, but if you trust telco network security, you probably don't have anything worth protecting (or run a VPN over the top and only use the private APN for persistent IP addressing). For example, AT&T's private APN service has been around since the 3G days: https://www.business.att.com/products/private-mobile-connection.html https://www.business.att.com/products/private-mobile-connect...