[Asterisk-Users] Backup POTS line

[Remco Barende]

On Wed, 13 Oct 2004, Joe Greco wrote:

>> On Wed, 13 Oct 2004, Joe Greco wrote:
>>
>>>> Is it possible however to use the remote POTS line if the local POTS line
>>>> is in use? (sort of fail-over?).
>>>
>>> http://www.voip-info.org/wiki-Asterisk+cmd+ChanIsAvail
>>
>> Thanks! I had not found this link but this is only for local Zap
>> interfaces I guess? Can I 'probe' the zap interface on a remote box too
>> to see if it is available and how to use it?
>
> No, but who cares?  Check the local, see if it's busy.  If busy, pass to
> the remote server and let it deal with it.  On the remote, if you can't
> dial, then deliver congestion.  The local box doesn't really need to know
> much about what happens on the remote.
>
> If you really needed to be fancy, you could theoretically chain through a
> series of servers, each forwarding to the next if they didn't happen to
> have a free channel.

Fair point, indeed if the POTS on the second server is busy too just 
forget it.

Stupid question: how do I tell asterisk to pass the call to the other 
server?



>
> I've been wanting a nice computerized telephony system for fifteen or
> twenty years, now...  most things up to this point sucked.  Asterisk has
> a heck of a lot going for it.  It never ceases to amaze me that there are
> so many neat and cool things you can do with it, or that there are
> frequently several ways to do things, or that there are so many good ideas
> out there.  :-)
>
> ... JG
> --
> Joe Greco - sol.net Network Services - Milwaukee, WI - http://www.sol.net
> "We call it the 'one bite at the apple' rule. Give me one chance [and] then I
> won't contact you again." - Direct Marketing Ass'n position on e-mail spam(CNN)
> With 24 million small businesses in the US alone, that's way too many apples.
> _______________________________________________
> Asterisk-Users mailing list
> Asterisk-Users at lists.digium.com
> http://lists.digium.com/mailman/listinfo/asterisk-users
> To UNSUBSCRIBE or update options visit:
>   http://lists.digium.com/mailman/listinfo/asterisk-users
>