# socks5 proxy on smtp transport, TCP Fast Open # munge loopback # # # TFO both clients and server, no cookie yet sudo perl system ("ip tcp_metrics delete 127.0.0.1"); **** # server -tfo PORT_D <<\x05\x01\x00 >>\x05\x00 <<\x05\x01\x00\x01\x7f\x00\x00\x01\x04\xc8 >>\x05\x00\x00\x01\x7f\x00\x00\x01\xbe\xef 220 Connected OK EHLO 250-server id 250 MAIL FROM 250 RCPT TO 250 DATA 354 go ahead . 250 accepted OK QUIT 250 bye **** # # exim -odi -bs -DOPT= ehlo test.ex mail from:<> rcpt to: data Date: Fri, 17 Dec 2004 14:35:01 +0100 Subject: message should be sent connection trying TFO via proxy; no cookie yet . quit **** # # # # TFO client, not server server PORT_D <<\x05\x01\x00 >>\x05\x00 <<\x05\x01\x00\x01\x7f\x00\x00\x01\x04\xc8 >>\x05\x00\x00\x01\x7f\x00\x00\x01\xbe\xef 220 Connected OK EHLO 250-server id 250 MAIL FROM 250 RCPT TO 250 DATA 354 do me . 250 accepted OK QUIT 250 bye **** # # exim -odi -bs -DOPT= ehlo test.ex mail from:<> rcpt to: data Date: Fri, 17 Dec 2004 14:35:01 +0100 Subject: message should be sent connection trying TFO via null-auth proxy . quit **** # # # # TFO client and server server -tfo PORT_D <<\x05\x01\x00 >>\x05\x00 <<\x05\x01\x00\x01\x7f\x00\x00\x01\x04\xc8 >>\x05\x00\x00\x01\x7f\x00\x00\x01\xbe\xef 220 Connected OK EHLO 250-server id 250 MAIL FROM 250 RCPT TO 250 DATA 354 do me mate . 250 accepted OK QUIT 250 bye **** # # exim -odi -bs -DOPT= ehlo test.ex mail from:<> rcpt to: data Date: Fri, 17 Dec 2004 14:35:01 +0100 Subject: message should be sent connection using TFO via null-auth proxy . quit **** # millisleep 500 # # Ends