$ ctlinnd newgroup local.announce        y johnson.AT.worldhello.net
$ ctlinnd newgroup local.test            y johnson.AT.worldhello.net

... 修改文件 newsgroups ...
$ cat >> db/newsgroups << EOF
local.announce          Announcement for all.
local.test              For newbie test.
EOF

或者

$ ctlinnd pause 'edit active'
$ vi active
$ inncheck -v active
$ ctlinnd reload 'edit active'
$ ctlinnd go 'edit active'

... 修改文件 newsgroups ...