Instructions to log in On your local computer, connected to the Internet, type ftp ftp.ucar.edu or ftp 128.117.64.4 At login prompt, type anonymous At password prompt, type your login name To get to the CCM2 code, type cd ccm The CCM2.1 package is contained in a tar file of slightly more than 11 megabytes in size. To transfer this file to your machine, type bin get ccm2.tar In addition to the tar file, a text file, README.HISTORY, also resides in this directory. This file explains the changes made to CCM2.1 for each new version released by anonymous FTP. To terminate your FTP session, type quit On your local system, you may ÒuntarÓ this file by typing tar -xvf ccm2.tar This operation will result in two files, a documentation file called README, and a tar file (ccm2.1.tar) containing all files necessary for installing and running CCM2.1. The README file explains the terms and conditions associated with this distribution and provides a description of the CCM2.1 package.