I'm starting to look at solutions that will support Ethernet with POE over siamese cabling (i.e. RG59 with 18/2) in order to upgrade a camera system from analog to IP. The specific project I'm focused on currently has 8 outdoor analog cameras.

Any success stories out there?

Here are a couple of products on my radar:

[Link: vigitron.com]

[Link: ipcamerasovercoax.com]