1 Long: mail-rcpt-allowfails 2 Help: Allow RCPT TO command to fail for some recipients 3 Protocols: SMTP 4 Added: 7.69.0 5 Category: smtp 6 --- 7 When sending data to multiple recipients, by default curl will abort SMTP 8 conversation if at least one of the recipients causes RCPT TO command to 9 return an error. 10 11 The default behavior can be changed by passing --mail-rcpt-allowfails 12 command-line option which will make curl ignore errors and proceed with the 13 remaining valid recipients. 14 15 In case when all recipients cause RCPT TO command to fail, curl will abort SMTP 16 conversation and return the error received from to the last RCPT TO command.