cksum= 2272319732 3149675906 reference11.2010.2.ckp.gz MD5(reference11.2010.2.ckp.gz)= 29fac283af12dc8a42cf132bc1c16141 SHA1(reference11.2010.2.ckp.gz)= cd3fb19af27f785dcdc04ae21a1f3ab51a6c351d