Firewall? Security credentials? Config?
Is the server on active directory pointing to exchange or some other mail provider? what does your logs say?
Dan Bambling, Jan 11, 2012
@Oscar : check the proper smtp setting for your live server.
if your required code then i will put here.
Please Contact any time
Saroop Trivedi, Oct 18, 2011
Hi what dll are you using to send the emails?
If you have access rights to send the emails on the LIve server and still you are not able to send, then please try registering the Email dll to GAC.
Tarriq Ferrose Khan, Oct 06, 2011