[asterisk-biz] Paranoia, Dell & 3COM

[bob murphy]

We have recommended and deployed Cisco 3750's a couple times and Foundry
switching.  HP procurves as well.

On 2/4/08, John Williams <jw.ip.pbx at gmail.com> wrote:
>
> Bob,
> What are you using for a LAN switch?
> Thanks!
>
>
> On Feb 4, 2008 9:24 AM, Bob Pierce <pierceb at westmancom.com> wrote:
>
> > We are using a Dell 2950 with 2 Dual core 2GHz CPU, 2GB Ram and a
> > Sangoma A104d-x quad T1/E1 card (which now seems to be called the A104DE
> > on Sangoma's site). Using this system we are currently handling 82 users
> > quite easily. We have had at least 23 concurrent calls on a few
> > occasions with no problems. I'm pretty sure it could handle 48
> > concurrent calls as the load on this box averages around 0.11 and peaks
> > to about 0.4
> >
> > --
> > Bob Pierce
> > Network Analyst
> > Westman Communications Group
> >
> > On Mon, 2008-02-04 at 09:04 -0500, John Williams wrote:
> > > Thanks for that wisdom, Bob.   For this current job, we have the
> > > luxury of running a separate network for voice, and can put aside QOS
> > > (for now).
> > >
> > > Being completely paranoid,  I want to buy equipment (switch &
> > > PC) proven to operate an *  PBX for 50-90 users and 48 concurrent
> > > calls.
> > >
> > > --  Dell is our preferred PC vendor.  Can anyone recommend, based on
> > > actual experience, a Dell PC model for *, and 48 concurrent calls?
> > > (The Dell recommended models on the Wiki are out of date)
> > >
> > > --  3COM is our preferred basic switch vendor.  Can anyone recommend,
> > > based on actual experience, a 3COM switch model for *, and 48
> > > concurrent calls?
> > >
> > > Thanks in advance for aiding my considerable paranoia!
> > >
> > >
> > > On Feb 3, 2008 5:46 PM, bob murphy <springsource at gmail.com> wrote:
> > >         Once you start adding L3 to even L6 and 7 services the party
> > >         gets smaller and more expensive.  At the point you are
> > >         building a network that requires QOS, Priority, Per port
> > >         VLAN's etc you may as well build with service provider class
> > >         switching gear like Foundry and Cisco etc.  It will help us
> > >         all by eliminating complaints about "VOIP and Asterisk" being
> > >         not ready for prime deployment due to maturity issues when in
> > >         reality, it works fine on a well designed and constructed
> > >         network.  Most of the time the Telephony system get's blamed
> > >         for what is actually a poorly designed network.  "Low cost"
> > >         and "Business grade" may not coexist yet.  So just bite the
> > >         bullet and use Foundry or Cisco.  We have deployed a couple
> > >         systems with over 400 IP voice endpoints and things are lookin
> > >         good because of the proper L3 and QOS functionality that was
> > >         properly designed in to the final solution.
> > >
> > >         Or, with cheap MAC switching you can just run seperate
> > >         networks.  I mean, why complicate things by converging voice
> > >         and data.  With L2 switching equipment so cheap.  But you'll
> > >         have to run two cat6 drops everywhere.  It's a trade off.  We
> > >         have done it both ways.
> > >
> > >         Bob
> > >         Arreva Communications
> > >
> > >
> > >         On 2/3/08, John Williams <jw.ip.pbx at gmail.com> wrote:
> > >                 Deal List,  Who are the low cost QOS LAN switch
> > >                 vendors with products supported by * for business
> > >                 grade voice service?  Thanks
> > >
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> > >
> > >
> > >         --
> > >         Bob Murphy
> > >         Principal
> > >
> > >
> > >         Arreva Communications
> > >         www.arrevausa.com
> > >
> > >         949-334-2022-SIP Connect
> > >         949-842-8450-Wireless
> > >         949-349-0209-Fax
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-- 
Bob Murphy
Principal


Arreva Communications
www.arrevausa.com

949-334-2022-SIP Connect
949-842-8450-Wireless
949-349-0209-Fax
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