Connecting to 127.0.0.1 port 1225 ... connected ??? 220 <<< 220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000 >>> mail from:<u1@cus.cam.ac.uk> ??? 503 HELO or EHLO required <<< 503 HELO or EHLO required >>> mail from:<u2@cus.cam.ac.uk> ??? 503 <<< 503 HELO or EHLO required >>> mail from:<u3@cus.cam.ac.uk> ??? 503 <<< 503 HELO or EHLO required >>> mail from:<u4@cus.cam.ac.uk> ??? 503- <<< 503-HELO or EHLO required ??? 503 Too many <<< 503 Too many syntax or protocol errors ???* Expected EOF read End of script