**** SMTP testing session as if from host 2001:0ab8:037f:0020:0000:0000:0000:0001
**** but without any ident (RFC 1413) callback.
**** This is not for real!

220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
421 myhost.test.ex lost input connection

**** SMTP testing session as if from host V6NET:1234:0005:0006:0007:0008:0abc:000d
**** but without any ident (RFC 1413) callback.
**** This is not for real!

550 Administrative prohibition

**** SMTP testing session as if from host V6NET:ffff:836f:0a00:000a:0800:200a:c032
**** but without any ident (RFC 1413) callback.
**** This is not for real!

550 Administrative prohibition