`telnet' is not documented in the manual.

A possible NEWS entry could be along these lines:

    ** telnet-mode

    reverting a buffer in `telnet-mode' will restart a closed connection.

Thank you!

 Emílio

2016-02-23 13:17 GMT+01:00 Lars Ingebrigtsen <larsi@gnus.org>:

> Emilio Lopes <eclig@gmx.net> writes:
>
> > The following patch allows one to use `revert-buffer' to restart a
> > closed telnet/rsh connection.  It also defines `ssh' as an alias for
> > `rsh' since `remote-shell-program' is set to `ssh' by default anyway.
> >
> > Regards
> >
> >  Emílio
> >
> > --- lisp/ChangeLog    2014-08-21 08:40:29 +0000
> > +++ lisp/ChangeLog    2014-08-21 14:57:57 +0000
> > @@ -1,3 +1,9 @@
> > +2014-08-21  Emilio C. Lopes  <eclig@gmx.net>
> > +
> > +    * net/telnet.el (telnet-connect-command): New variable.
> > +    (telnet-revert-buffer): New function.
> > +    (telnet-mode): use `telnet-revert-buffer' as
> `revert-buffer-function'.
> > +    (telnet, rsh): Set `telnet-connect-command' according to their
> > call parameters.
>
> I think this looks good.  Could you also submit changes for NEWS and the
> manual (if the manual documents telnet.el, that is, I haven't checked).
>
> --
> (domestic pets only, the antidote for overdose, milk.)
>    bloggy blog: http://lars.ingebrigtsen.no
>