For users at SLAC, the RCE SDK can be copied from:

/afs/slac/www/projects/CTK/SDK/rce-sdk-latest.tar.gz

External users can download over the web: 

wget http://www.slac.stanford.edu/projects/CTK/SDK/rce-sdk-latest.tar.gz

Once downloaded, install only on a RHEL5/6 or SL5/6 linux host.

Install by extracting the download using tar.

For example:

mkdir <your_sdk_dir>

cd <your_sdk_dir>

wget http://www.slac.stanford.edu/projects/CTK/SDK/rce-sdk-latest.tar.gz

tar -xzf rce-sdk-latest.tar.gz

See also SDK Release Notes