[asterisk-users] Phone with public address functionality

[Doug]

At 22:13 12/3/2007, Doug Meredith wrote:
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>I have searched for this without much luck.  I want to be able to 
>send public-address-like notices over VoIP phones.  The LinkSys 
>SPA-941 auto-answer support comes close to working, except that if 
>you are currently in a call it places that call on hold without 
>warning.  I'm willing to consider a more expensive phone to solve 
>the problem if I have to.
>
>Thanks for any help you can provide.
>
>Doug

Polycoms seem to work well.