Domino server 6.5.5FP1.
When using inotes to send a mail out to internet address like xxxx.xxxx@domain name, it will be fail with error "SMTP Protocol Returned a Permanent Error 501 Badly formatted mail from <firstname.lastname/OU/APAC/OU%OU@Domain name>".
But when we send mail to users listed in name.nsf, it is ok. what's the problem.
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