Your outgoing message timeout due to an issue that concerning the incoming server.

Causes

  • 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

Fixes

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.