[Asterisk-Users] Which is the best signalling for FXS
Jim Van Meggelen
jim at vanmeggelen.ca
Sat Nov 27 11:12:07 MST 2004
asterisk-users-bounces at lists.digium.com wrote:
> james wrote:
>>> Kewlstart is for disconnect supervision. If you have a simple phone
>>> connected, it doesn't make much difference what your signalling is
>>> as the human will actually hangup the phone. If you hookup another
>>> device that might actually need the supervision like a
>>> modem/faxmachine/whatever, you will still want disconnect
>>> supervision. As far as technical best, out side of the disconnect
>>> supervision, the kewlstart and loopstart are equivalent.
>>
>>
>> It is also my understanding that most local exchanges (in the US)
>> don't enable disconnect supervision by default. I had to ask my
>> telephone company to enable it.
>>
>
> Or maybe they'll respond the way that my local telco, The Monon
> Telephone Company, did: "Yes, we could certainly enable that
> feature for
> you, since it is a trivial feature on our switch. But our
> tariffs don't
> require us to do that for residential customers, so we won't
> do it for
> you. End of discussion. Thank you for calling."
>
> The only consolation is the knowledge that soon there will be no need
> for them, and it's almost certain they don't see it coming.
"Don't trouble me with iceberg reports: this ship is unsinkable!"
"Full steam ahead!"
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