# callout verification with/without postmaster and caching need_ipv4 # server PORT_S 220 Server ready EHLO 250 OK MAIL FROM 250 OK RCPT TO 250 OK RSET 250 OK MAIL FROM 250 OK RCPT TO 550 NO QUIT 250 OK **** sudo exim -d-all+verify -v -bs -oMa V4NET.0.0.1 MAIL FROM: RCPT TO: RCPT TO: QUIT **** # This one fails the actual address server PORT_S 220 Server ready EHLO 250 OK MAIL FROM 250 OK RCPT TO 550 NO QUIT 250 OK **** sudo exim -d-all+verify -v -bs -oMa V4NET.0.0.2 MAIL FROM: RCPT TO: QUIT **** # Same again, but with sender_verify_fail logging turned off server PORT_S 220 Server ready EHLO 250 OK MAIL FROM 250 OK RCPT TO 550 NO QUIT 250 OK **** sudo exim -DSELECTOR=-sender_verify_fail -d-all+verify -v -bs -oMa V4NET.0.0.2 MAIL FROM: RCPT TO: QUIT ****