I'm new to this service provider's network and had a task dumped in my lap. Nobody knows how to do VRF or deal with the SPAs and I'm tasked with hacking out a config and getting it working.

When Cisco launched the Insieme product line last fall, it said it had an aggressive migration program on tap for customers of its 15-year-old Catalyst 6500 to the new Nexus 9000 data center switches.