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what phone would be best behind a ATA

Posted by moshe on Sat, 03/07/2009

I have a customer which at 2 out 8 of his jacks he only have 3-pair wiring which is regular PSTN wire, to rewire is not efficient, and he want 2 phones, which should work as a part of his entire system, the first thing that come to mind is to use ATA, and use any phone, the problem is with the limitation of the basic features like hold(with MOH), transfer, conference, park a call, and page, only by using flash and some feature codes, which is difficult for his employees, is there a phone which might have all button features and work with a ATA as a part of the pbx, or is there another solution for such a problem,
Any advice


Submitted by eeman on Sat, 03/07/2009 Permalink

any feature you want to use for an ATA is limited to a DTMF style set of features where one has to memorize a bunch of star codes.

Another option to look into is a DECT cordless phone with a SIP base station such as the

Polycom Spectralink 5040 handset and

Polycom Spectralink wireless server 300

Submitted by moshe on Thu, 03/12/2009 Permalink

how about using Polycom SpectraLink 8020 which should work directly with a wireless router what are the advantage /disadvantage of this vs Polycom Spectralink wireless server 300 with Polycom Spectralink 5040 handset other then pricing

or is there a more cost affective solution

Submitted by eeman on Thu, 03/12/2009 Permalink

the talk times are not very good on portable wifi phones. Most come in around 3hrs of talk time. Another drawback is that your wireless router is on your regular lan network (and should be) versus your voice VLAN network. The last concern is basic wireless issues. The wifi phone is using a 2.4Ghz channel which can be rather saturated with other wifi devices, microwave ovens, bluetooth, and cordless phones; all sharing the same frequency spectrum. The nice thing about DECT is that its been reserved by the FCC for exclusive cordless phone use. No more sharing frequencies with a myriad of other devices which should translate into better reception and cleaner signal.

Submitted by eeman on Thu, 03/12/2009 Permalink

intel had a brief summary of some of the problems you can run into over wifi:

Symptom(s):

When a 2.4 GHz cordless telephone is powered on or in use near a wireless LAN access point, network adapter, or another wireless device, the following issues may occur:

.

* Connection disconnects

* Pauses or disruptions in data transmissions

* Erratic connection behaviors

.

Cause:

2.4 GHz cordless telephones operate at the same frequencies as 2.4 GHz 802.11b, 802.11g and 802.11n wireless LAN access points, network adapters, and other devices (Bluetooth*, baby monitors, garage door openers, some wireless toys, etc.).

while some of this can be 'manageable' to a laptop web surfer, I am not sure I'd trust business class voice to it. Residential users? Sure, they seem to be willing to suffer through more problems than business class users do.

Submitted by moshe on Sun, 03/15/2009 Permalink

Thanks Erik for the info

How are thay configured, all handsets con figuration are on the server or each handset has there own configuration or on both, how should I set it up with the web GUI, I understand it is possible but usually it is very limited, or use the firmware and config files, where could I get them (I have requested from polycom last Monday so far I didn’t got any response, from them,)

Any advice

Submitted by moshe on Mon, 03/23/2009 Permalink

hi Erik

i just received the KWS300 using the web interface to set it up it looks great but having trouble with tenant id in the user field under dect new user it doesn't allow add a dash (-) in the username and authentication user feild so i cannot put only the extension (example 103 not 103-tenantid) only under sip registration i could put in a full user and tenant id does this mean i could only have one handset per server? or i'm doing something wrong

any advice

thanks

Submitted by moshe on Mon, 03/23/2009 Permalink

i was on the phone with polycom tech support as they are saying that no special character are allowed as a user name, basically kirk is not possible with MTE only if there is a way to change the sip user format

Advice?