Odin Business Automation Standard DNS package cannot be installed from OBAS interface.
Upload the PBASDNS package from
http://autoinstall.plesk.com/PPA_11.5.0/POA/os/ into an appropriate subdirectory of the
/var/cache/ppa/dists/PPA_11.5.0/POA/os/ directory on PA management node.
Install it to PA DNS service node by running the following command on the PA management node:
/usr/local/pem/bin/ppm_ctl install <SC_NODE_ID> <PPM_ID>