AT&T, Colt and Orange have a virtualization party

Wholesale operator Colt has claimed its position as the network for networks after doing some SDN and NFV cleverness with AT&T. Separately, or not, Orange announced the launch of an SDN project.
Colt is going soft all over the place, using software defined networking and network functions virtualization APIs to make service provider architectures interoperable with each other. Ultimately, this means SDN-managed services can be booted up and migrated across multiple networks in near real-time