External Commands Reference - ENABLE_SERVICEGROUP_HOST_CHECKS
ENABLE_SERVICEGROUP_HOST_CHECKS;servicegroup_name
Enables active checks for all hosts that have services that are members of a particular hostgroup.
#!/bin/sh
# This is a sample shell script showing how you can submit the ENABLE_SERVICEGROUP_HOST_CHECKS command
# to Naemon. Adjust variables to fit your environment as necessary.
printf "[%lu] ENABLE_SERVICEGROUP_HOST_CHECKS;servicegroup1\n" `date +%s` > /var/lib/naemon/naemon.cmd