Nolan Leake, CTO of Cumulus Networks, Is Speaking at SVLUG Tonight
svlug.org
svlug.org
It's also interesting because it's, well, it's linux, so in most cases, it's easier to script against than a network-appliance specific operating system.
(an odm switch with cumulus support is also affordable compared to even used hardware when you need 10g or better ports.)
Nolan is also a pretty smart guy; He did some development work on KVM; I bought (the assets of) tile networks from him when he wanted to switch to focusing on cumulus full time.