# Recipient callout with AUTH need_ipv4 # # Variant 1: using authenticated_sender on the transport. server PORT_S 1 220 Welcome EHLO 250-wotcher mate 250-AUTH PLAIN 250 Hi AUTH 250 Oh alright then MAIL FROM 250 OK RCPT TO 250 OK QUIT 250 OK **** exim -odq -bs EHLO the.client mail from:<> RCPT TO: quit **** # # # Variant 2: Passing through an authenticated_sender from the MAIL FROM: server PORT_S 1 220 Welcome EHLO 250-wotcher mate 250-AUTH PLAIN 250 Hi AUTH 250 Oh alright then MAIL FROM 250 OK RCPT TO 250 OK QUIT 250 OK **** exim -odq -bs EHLO the.client AUTH PLAIN AHVzZXJ4AHNlY3JldA== mail from:<> AUTH=freddy RCPT TO: quit **** # # # Variant 3: An authenticated_sender option on the transport should override # a value set by the MAIL FROM: server PORT_S 1 220 Welcome EHLO 250-wotcher mate 250-AUTH PLAIN 250 Hi AUTH 250 Oh alright then MAIL FROM 250 OK RCPT TO 250 OK QUIT 250 OK **** exim -odq -bs EHLO the.client AUTH PLAIN AHVzZXJ4AHNlY3JldA== mail from:<> AUTH=freddy RCPT TO: quit ****