As for the auto clear feature, it crawls on Macintosh and to roll doesn't work.
By setting a password, its handle can be protected.
To set a password, it puts "/password " to the name in entrance. For example, in the name, when making "hoge", a password "himitu", it inputs "hoge/himitu" and it enters a room. After that, the user who is called hoge can access when he doesn't type a password and he disappears.
When joining a chat, there is "a bulletin board" button under the ގ button of the frame above. It is possible for the bulletin board window to open when pressing this button and it can read a bulletin board and can write it. But, to write a bulletin board, the authority is necessary. When checking "a secret" in writing of a bulletin board, it becomes the message which only the person who has authority who writes a bulletin board can read.
As for the user who sets a password, several at the bulletin board is displayed.
Seemingly, it is SofChat which can be seen in the simple but an actually variously crazy feature is concealed. It introduces a part with the convenient feature below. (There is one which can not be used depending on the authority, too).
Look at the command for the management which was supported ver1.30 since then here.
<who>
<color The handle color Character color >
<cancel>
<refresh The number of the seconds>
<log The number of lines>
<alert The handle Message >
<permit The handle>
<topic The message>
<deny The handle>
<deny IP address>
<undeny The handle>
<undeny IP address>
<reset>
<skiptitle>
<skiptitle off>