From eScan Wiki
MailScan for CommuniGate Pro Setup (size: 74,326,512 Bytes)
http://download1.mwti.net/download/mailscan/ms610a/mscg610a.exe
http://update5.mwti.net/download/mailscan/ms610a/mscg610a.exe
http://update6.mwti.net/download/mailscan/ms610a/mscg610a.exe
ftp://ftp.microworldsystems.com/download/mailscan/ms610a/mscg610a.exe
MD5 Hash of mscg610a.exe : 3874bed2e447109731606104ab20ccdb