Rated 5 out of 5 stars

To all looking for this functionality but compatible with multiple identities, please have a look at SendVia:

http://dooblesix.googlepages.com/sendvia

Choose your SMTP server or create a new one and use it for the current message.

SendVia aims at remaining simple. I've been happily using it for months without any problem. I use several identities, and I'm constantly moving with my Linux laptop).

Comments, questions at: http://dooblesix.blogspot.com/2009/01/sendvia.html

SendVia is currently in addons.mozilla.org's sandbox (experiments, see https://addons.mozilla.org/fr/thunderbird/addon/10471). It needs your tests and comments!!

All the best,

-- Double-six

This review is for a previous version of the add-on (0.0.2).