Re: Inquiry VSX7000 reputation.

Tani <[email protected]> Fri, 11 Feb 2005 00:16:05 +0900
Newsgroups gmane.comp.multimedia.polycom
Message-ID <[email protected]>
Hi all.

I post detailed information that I have regarding VSX 7000.

I heard several hundred VSX7000 system working in Japan from vender.
however I can not get any qulality and trouble information.
so I want to know VSX7000's opinion .


My real concering point is bandwidth of custmer's network.
(in case of mult-point video conference)

I designed network for VSX7000 like this

H------Parent---two child

/-----#Parent---two child

Q-----#Parent---two child

H/Q and Parent have 10Mb/s IP-VPN port
two#Parent and six child have 1.5Mb/s port

so #parent must pass 3*128Kb/s*1.4=538kb/s traffic .
current custmer traffic is not so heavy .

there is no problem in bandwidth caluculation(538Kb/s<<1.5Mb/s).

If you have this type of multi-point conferece ,please let me know.
it is very helpful information.

CPS-1 network is very symple
H/Q-----four child
I
Parent---four child
H/Q and Parent have 10Mb/s IP-VPN port
child have 1.5b/s port
child pass  128Kb/s*1.4 =179Kb/s only.
this is CPS vender's sales point.


Regards,
Tani

> Hi all,
> 
> This is Tani of Toyota Digital Cruise Inc.
> (We are integrator of Video conferece system and network.)
> 
> Our customer is planning to introduce a multipoint videoconference system
> For their head office and other nine offices.
> Network service type they use is IP-VPN with 1.5Mbps per each site.
> 
> They selected PCS-1 after comparison with ViewstationEX, since the price for PCS-1 is lower. 
> We are trying to give another offer to the customer with VSX7000 instead of ViewstationEX.
> 
> If you were a user of VSX7000, would you please let us know how good (or not good) the quality is in picture or voice, or frequency of failure.
> We need information on quality of VSX7000.
> 
> Especially, the information from the users if VSX7000 with IP-VPN network would be preferable.
> 
> We would greatly appreciate your time and courtesy in responding.
> 
> Thank you!
> 
> --------------------------------
> Tani Masanori <[email protected]>
> +81-565-31-7842/HP+81-90-4443-2172




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