> swaks -f xxx@xxx.com -t oliver@xn--knpper-cua.de --quit RCPT
=== Trying mx0.xn--knpper-cua.de:25...
=== Connected to mx0.xn--knpper-cua.de.
<-  220 mx0.webpack.hosteurope.de (mi028.mc1.hosteurope.de) (even more power) Sat, 03 Nov 2007 15:21:27 +0100
 -> EHLO xxxxx
<-  250-mi028.mc1.hosteurope.de Hello office.microlink.lt [213.197.128.76]
<-  250-SIZE 26214400
<-  250-PIPELINING
<-  250 HELP
 -> MAIL FROM:<xxx@xxx.com>
<-  250 OK
 -> RCPT TO:<oliver@xn--knpper-cua.de>
<** 550 User unknown (ID:440:1:2 (mi028.mc1.hosteurope.de))
 -> QUIT
<-  221 mi028.mc1.hosteurope.de closing connection
=== Connection closed with remote host.