1. Go to the dea-5.1 code sources directory
# cd /usr/local/dea-5.1.1

2. On the top level of the directory, apply the patch
# git apply DEA_5.1.1_CC6N.patch

[NOTE] Do not use the command "patch" to apply the patch. The patch file contains binary files that will not apply correctly.

3. Follow the standard instructions and build an image as usual.
