Your outgoing message timeout due to an issue that concerning the incoming server.
- Issues concerning the incoming server
- Happens generally when you exceeded your server limit of number of recipients for a message
- Issue with the message header
- Time out of the protocol between the communicating and remote server is the main error, in most of the case
Step 1: Segmenting The Lists
Try to send it again segmenting the list in different parts.
Step 2: Recipient Location Is Right
Confirm that the recipient’s location is right and the remote server is arranged appropriately to get the message.
Step 3: Keep The Quantity Of Recipients Constrained
Need to keep the quantity of recipients constrained and resend the message.