[asterisk-users] Which SIP phone LCD expansion module and >100 asterisk-compatible BLF ?

[Olivier]

2011/10/11 A. M. Hoffmeister <anselm at hoffmeister-online.de>

> Am 06.10.2011 18:25, schrieb Olivier:
>
>  Hi,
>>
>> I'm looking for an old-style receptionnist SIP phone with the requirements
>> bellow.
>> I've found one theorically matching these (Yealink plus 3 LCD expansion
>> module).
>> Would you recommend an other one ?
>>
>> My requirements are :
>> - each LCD expansion module should display at least 30 extension status,
>> though a page mechanism to browse among those can be tolerated,
>> - any extension should be individually monitored with a current asterisk
>> compatible protocol.
>>
>
> With the Snom 320 or 370 phone and 3 sidecars (version 2.0 of the sidecar
> required) you could get up to 138 BLF buttons (including LED for monitoring
> the extension status): 12 on the phone and 42 on the sidecars each.
>

Yes, I saw Snom 320 or 370 could fit but I'm very inclined to propose these
phones these days.

>
> The fancier 821 / 870 phones seem to only support one snom vision device,
> and even with paging only can monitor 46 extensions, so that will not be
> enough for you (14 configurable buttons on the first and 16 buttons each
> on two further pages).
>
Too bad you can't monitor as many BLF as with the "old"  370 or 320 ...


> I have used monitoring with Snom 320, 360 and 370 without sidecar, no
> trouble
> so far, and monitoring on the Visions with 821 phones works as intended
> also.
>
> I seem to remember that the Snom wiki contains some info regarding separate
> or list-based subscriptions. You should consider that as authoritative
> source.
> The sheer number of subscriptions (>>20) makes lists seem the
> way to go.
>

I totally agree.
It would be great if list-based subscriptions could be added to Asterisk
features.
I'm reading this list daily and strangely, I didn't see many people
mentionning or asking for this feature or for a work around.



>
> Regards
> Martin
>
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