🚀 go-pugleaf

In article <4pkhns$hoe@newsflash.concordia.ca>,
Peter Grogono <grogono@cs.concordia.ca> wrote:
>
>The only problem that I have encountered is that very old phones
>may not ring on incoming calls, although you can both speak and
>listen.  The solution is to rewire the phone, but I don't recommend
>this unless you are confident that you understand its internal wiring.

What situation are you talking about here?  I mean, if someone just adds
another jack, if the phone worked on the old jack it should work on the new.
Are you talking about having too many phones on the same line, or
taking an old phone out of storage and finding out it doesn't work on a
modern line?