Here are some useful resources like a complete list of Nokia Smartphones supported - updated January 2011 -. I can see Nokia E5, E73, C5, C7, X5 and X6. And if you read the Spanish Nokia E7 specs, I can also read the Nokia E7 as an IBM Lotus Traveler supported smartphone.
How to install Nokia Security Library In order for your Nokia device to support security policies and the remote wipe feature, you must first install the security enablement library that is available on the Nokia-Traveler security page.