[cisco-voip] Something SRST-like for large installations

[Simon, Bill]

The idea is more that we are interested in a solid-state, non-Windows 
redundant solution.  For when we are upgrading CallManager or bailing 
out after screwing something up on the cluster.


Ortiz, Carlos wrote:
> I assume that means you don’t have the bandwidth to have a local 
> subscriber?  That would be the easiest solution if the bandwidth is there.
> 
>  
> 
> ------------------------------------------------------------------------
> 
> *From:* cisco-voip-bounces at puck.nether.net 
> [mailto:cisco-voip-bounces at puck.nether.net] *On Behalf Of *Lelio Fulgenzi
> *Sent:* Monday, December 18, 2006 3:47 PM
> *To:* Simon, Bill; Cisco Voip
> *Subject:* Re: [cisco-voip] Something SRST-like for large installations
> 
>  
> 
> If you need all phones to have dialtone then two SRST routers seems like 
> the only alternative.
> 
>  
> 
> However, do ALL phones really need to have dialtone? I mean, are there 
> some phones you can identify as phones that don't require redundant 
> dialtone? Some meeting rooms? Some hallways?
> 
>  
> 
> --------------------------------------------------------------------------------
> Lelio Fulgenzi, B.A.
> Senior Analyst (CCS) * University of Guelph * Guelph, Ontario N1G 2W1
> (519) 824-4120 x56354 (519) 767-1060 FAX (JNHN)
> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> "I can eat fifty eggs." "Nobody can eat fifty eggs."
> 
>     ----- Original Message -----
> 
>     *From:* Simon, Bill <mailto:bills at tns.its.psu.edu>
> 
>     *To:* Cisco Voip <mailto:cisco-voip at puck.nether.net>
> 
>     *Sent:* Monday, December 18, 2006 3:43 PM
> 
>     *Subject:* [cisco-voip] Something SRST-like for large installations
> 
>      
> 
>     Need some suggestions for something SRST-like but for large
>     installations.
> 
>     Basically we would like to have dial-tone service in the event that the
>     CallManager cluster, for some reason, bites the dust.
> 
>     The largest SRST option seems to be 780 phones, but we often deploy
>     large subnets of 800-1000 phones.  The campus overall has 11k phones at
>     this time on one CM cluster.
> 
>     Don't yell at me for putting 11k phones on one cluster; Cisco said we
>     could do it ;-)  besides I am not at liberty to redo the whole
>     infrastructure.  I just need to make a suggestion for redundant
>     dial-tone service.
> 
>     Any thoughts?
> 
>     Bill
> 
> 
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-- 
Bill Simon - bills at tns.its.psu.edu - (814) 865-2270
http://tns.its.psu.edu/