[asterisk-users] Which SIP phones to buy?

C F shmaltz at gmail.com
Fri Apr 13 09:55:48 MST 2007


On 4/13/07, J. Oquendo <sil at infiltrated.net> wrote:
> C F wrote:
> > J, Sorry didn't see this email when I wrote the other one (gmail sorts
> > them on a LIFO order). I can agree with you on everything even with
> > the terrible pain of getting Polycoms up and running, but once it is
> > up dont you have less problems with them then with other phones? Isn't
> > the sound quality of the Polycoms better than any of the other phones?
> >
>
> Depends on the network sometimes. For clients with anything less than
> a dedicated-to-VoIP-T1 I would have to disagree. If you do face this
> situation (someone with low bandwidth), Snom's rock.
>
> >
> > I did not have that good of an experience with Snoms. I guess I should
> > try again, since it's well over 18 months since I tried last.
> >
>
> I stated "They aren't the best..." but of the whole lot of phones I deal
> with,
> they've been thusfar the least problematic.
>
> > Awesome photo, arn't you having too much fun working?
> >
>
> Nah ;) that's like a fraction of junk I play with. At work I have a
> CC(IE/VP) lab too.
> 2 3620's 2501, 2522, 3 4500M's, LS1010, Merge ISDN simulator, Pix, Cat
> 3500's, Netscouts... :D
>
> >
> > Again I think the Polycom once configure right is quite easy for both
> > the admin and the user.
> >
>
> Well, two things come into play so I should have mentioned it. Its best
> to get
> a complete picture of what the end user would expect. Once you set those
> options in XML, unless you're setting up a tftpboot server and can change
> it, you're hit. I've had far too many instances where clients have
> ordered them
> and wanted cosmetic changes that could only be done via the xml files. But
> what happens when those phones are not booting via tftp. I'm stuck. I either
> have to have them send me back the phone to make the changes, re-do
> one and send it back out, or maybe on rare occasions walk someone through
> having their phone boot via tftp to one my me servers to make those changes.
>
> Now ponder this for a minute... Executive John calls me: "Can you make
> this change for me" ... I respond "Sure can you open up your firewall
> for me,
> I will also need you to press x button and enter the following..." Even with
> some so called "certified" engineers, that becomes cumbersome.
>

This is one point that I have to agree with you, I dread the phone
calls that users call me they want just a simple change on a Polycom
specific to them. However using FTP, it's only a big deal because of
the XML (which also means that I have to document the change, since
there is NO way for me to know otherwise that it has a minor change
compared to the rest of the users), but it should work nicely remotely
as well. All I do before deploying a Polycom phone to a remote site
(which is quite easy to walk someone thru it over the phone) is set
the FTP Server address, username, and password. Which requires just
opening FTP on the server side firewall. That means for security
reasons I can't leave it that way, but I could open it up when the
user needs a change and have them reboot the phone.

Still this is my phone of choice, althoug for the price they should
have had much more features when it comes to remapping buttons, or
PoE.

I must say I have never run into a situation where I had low
bandwidth, I always make sure there is at least 768k up, with a less
than 150ms latency (not always have been able to meet the later, but
never more than 250ms), so can't realy comment on this one.

You are pushing me to test that snom again. Will try it.

> Most of the times if they have their own PBX (I work for a company that
> does managed PBX's and sells PBX's), and we administrate it, I will set
> up a squid proxy with only my IP space allowed via ACL's and firewall
> rules, so I could throw on a proxy on my browser and do it.
>
>
> --
> ====================================================
> J. Oquendo
> http://pgp.mit.edu:11371/pks/lookup?op=get&search=0x1383A743
> sil . infiltrated @ net http://www.infiltrated.net
>
> The happiness of society is the end of government.
> John Adams
>
>
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