How to send your campaign through a particular delivery server?

Step 1: If you have an already existing campaign, click on update or create a new campaign.

Step 2: Go to Setup Section in the campaign and Click on “+Show More Options”.

Step 3: At the bottom, you will find the option “Campaign Delivery Servers”.

You can select the delivery servers to be used by the campaign, if no option is selected, all the available servers will be used.