VBA sending email to Exchange

D

DSTRU1

New Member
Joined
Jan 29, 2013
Messages
10
Recently my company has changed EXCHANGE servers.
I have been using CDO for years.
Now my emails are not being delivered.

I keep getting this message:
Remote Server returned '550 5.7.1 RESOLVER.RST.AuthRequired; authentication required'

How can I get around this?

Thanks.
 

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