ofMesh tutorial

Hi. I was wondering if anyone knows about a good tutorial on connecting vertices with ofMesh.
I feel like I have to know some openGL specifics. Just wondering if you could point me to some examples / resources?

thanks
enki

heres one not sure how old it is though. https://sites.google.com/site/ofauckland/examples/draw-cube-with-ofmesh-and-ofvbo