usage 1
fi
-ssh root@$(chost faiserver) "sed -ri --follow-symlinks 's,^\s*#\s*(/srv/fai/.*),\1,' /etc/exports; exportfs -ra"
+host=$(chost faiserver)
+ssh root@$host "sed -ri --follow-symlinks 's,^\s*#\s*(/srv/fai/.*),\1,' /etc/exports; exportfs -ra"