Forum Discussion

Copper Contributor

Sep 16, 2018

SMTP settings for IIS 6.0 connecting to O365

Hi, May I ask your assistance how can we limit our IIS 6.0 SMTP server so that it won't be blocked by O365 when it reached the limit 30 email per minute or 10,000 emails per day. Hope it could qu...

MVP

Sep 16, 2018

Hi Mark Louie Diaz,

The best way to evict your issue, is to implement a Exchange Hybrid.

Mark Louie Diaz

Copper Contributor

Sep 17, 2018

Hi Nuno,

Any articles you may want to share?

Best Regards,

Mark Diaz

NunoAriasSilva
MVP
Sep 17, 2018
Hi Mark Louie Diaz,

You can follow this article https://docs.microsoft.com/en-us/exchange/exchange-hybrid

You will have there all information to do a Hybrid.
- Mark Louie Diaz
  Copper Contributor
  Sep 17, 2018
  Hi,
  
  We can't use this as management don't want to procure on prem server.
  Any other advise. Hope it is more on IIS 6.0 :(
  
  Best Regards,
  Mark
  - NunoAriasSilva
    MVP
    Sep 17, 2018
    Hi Mark Louie Diaz,
    
    You can also put your public IP in whitelist on Anti-Spam on FOPE in Exchange Online, but you can have issues. If you are using to send Newsletters is advised to use a third party tool.
    
    Here you have the article regarding the SMTP.
    
    https://support.office.com/en-us/article/how-to-set-up-a-multifunction-device-or-application-to-send-email-using-office-365-69f58e99-c550-4274-ad18-c805d654b4c4