RE: [Asterisk-Users] SoftPhones: Bad, or just bad QoS?

2005-07-18 Thread Tom Rymes
 -Original Message-
 From: [EMAIL PROTECTED]
 [mailto:[EMAIL PROTECTED] On Behalf Of
 Tzafrir Cohen
 Sent: Sunday, July 17, 2005 7:50 AM
 To: asterisk-users@lists.digium.com
 Subject: Re: [Asterisk-Users] SoftPhones: Bad, or just bad QoS?


 On Sun, Jul 17, 2005 at 05:19:05AM -0400, Tom Rymes wrote:
  [snip]
 
as well as the software, while the Polycoms can be centrally
managed via TFTP/FTP/HTTP/HTTPS, etc.
  
   You mean: getting close to almost barely good enough to be as
   managable as a local software?
 
  No, I mean, if I have 50 extensions, I can create one config file,
  arrange it however I need on the server, and manage the 50
 phones from
  my desk via ssh, etc. With softphones, I will have to get
 up and walk
  to each desk to change settings if I need to.

 This is software. Use manageble software. If software means
 separate setup on each desktop, then don't use it. If you
 spend that much time on setting up phones, imagine how long
 it takes you to update other software packages. This is,
 then, a symptom of a general problem.

Sorry, I wasn't aware of a softphone that was easily managed centrally,
without resorting to thin clients, and all of their associated expense
(can't use linux clients). Which ones are?

Tom



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Re: [Asterisk-Users] SoftPhones: Bad, or just bad QoS?

2005-07-18 Thread Time Bandit
 This is software. Use manageble software. If software means separate
 setup on each desktop, then don't use it. If you spend that much time on
 setting up phones, imagine how long it takes you to update other
 software packages. This is, then, a symptom of a general problem.
I would like to implement central management in my softphone. What
would be the best way to accomplish this ?

Currently, all the settings are stored in the registry under
HKEY_CURRENT_USER. So, if you use a roaming profile, the settings
follow you.

I would appreciate people's input on what would be desirable, and I'll
try to implement it so it would be more easy to manage.

Thanks
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RE: [Asterisk-Users] SoftPhones: Bad, or just bad QoS?

2005-07-17 Thread Tom Rymes
[snip]

  as well as the software, while the Polycoms can be
  centrally managed via TFTP/FTP/HTTP/HTTPS, etc.

 You mean: getting close to almost barely good enough to be as
 managable as a local software?

No, I mean, if I have 50 extensions, I can create one config file,
arrange it however I need on the server, and manage the 50 phones from
my desk via ssh, etc. With softphones, I will have to get up and walk to
each desk to change settings if I need to.

 Unless your OS has a really really high TCO to manage, those
 hardware phones are much more of a pain at that point.

Again, I think this is true if you have 1-5 phones, but if you have 50+,
I think not! This isn't even considering that you might have phones in
remote locations, such as one of our branch ofices that is 3+ hours
away. Central phone config means that I can make a change at 8:00PM and
all of my users will have received it when the offices open in the AM,
but softphones means I would have to remind everyone to leave their PCs
on so I could remotely change the software config via VNC, and I don't
evenknow if I would have to worry about user profiles having different
settings, which would introduce another level of complexity. Of course,
I could then set up centrally managed PCs, a la LTSP, but that's more of
an undertaking than most want!

[snip]

  I agree, your boss will judge the system based on is
 experience with
  it. So don't skim on the quality if you want to keep him happy.
 
  This is why I think that it is worth the extra $50 or so for the
  cheaper hardphones.

 OTOH, there is the false logic that just because you didn't
 pay enough for it, means its quality is low. For instance,
 on typical mainframe
 installation, people spend much more on basically the same
 thing. This is because they've already payed the 1,000,000$
 for the system, and are used to pay a bit more for accesories.

Agreed, the you get what you pay for statement isn't always true, but
I think it is, at least for most business situations, especially those
with lower-tech workers (ie: not Power-users who will learn the special
key shorcuts, etc.)

[snip]

 Summary: I'm not sure soft phones are there yet, but I
 suspect they will be good enough for more and more people.

I have to agree with you here, but I also think we'll have to agree to
disagree on other points! Basically, it all depends on your situation,
but for me, and I think that for most business users, small, medium, or
large, the reasonable minor additional cost of a hardphone will be worth
it.

Tom



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Re: [Asterisk-Users] SoftPhones: Bad, or just bad QoS?

2005-07-17 Thread Tzafrir Cohen
On Sun, Jul 17, 2005 at 05:19:05AM -0400, Tom Rymes wrote:
 [snip]
 
   as well as the software, while the Polycoms can be
   centrally managed via TFTP/FTP/HTTP/HTTPS, etc.
 
  You mean: getting close to almost barely good enough to be as
  managable as a local software?
 
 No, I mean, if I have 50 extensions, I can create one config file,
 arrange it however I need on the server, and manage the 50 phones from
 my desk via ssh, etc. With softphones, I will have to get up and walk to
 each desk to change settings if I need to.

This is software. Use manageble software. If software means separate
setup on each desktop, then don't use it. If you spend that much time on
setting up phones, imagine how long it takes you to update other
software packages. This is, then, a symptom of a general problem.

-- 
Tzafrir Cohen | [EMAIL PROTECTED] | VIM is
http://tzafrir.org.il |   | a Mutt's  
[EMAIL PROTECTED] |   |  best
ICQ# 16849755 |   | friend
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Re: [Asterisk-Users] SoftPhones: Bad, or just bad QoS?

2005-07-17 Thread Lists
On Sunday 17 July 2005 05:19, Tom Rymes wrote:
 [snip]

 away. Central phone config means that I can make a change at 8:00PM and
 all of my users will have received it when the offices open in the AM,
 but softphones means I would have to remind everyone to leave their PCs
 on so I could remotely change the software config via VNC, and I don't

You can (often) get around that by having each client automatically check for 
updates when the user logs in. I had a batch file for each user that looked 
for a file and then executed it if found. I got a lot of changes done this 
way. Of course your milage may vary, but it's amazing what you can do with a 
bit of ingenuity.

-- 

List Manager
Network Voice Comunications, Inc.
netwvcom.com
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Re: [Asterisk-Users] SoftPhones: Bad, or just bad QoS?

2005-07-15 Thread Ed Pastore

On Jul 14, 2005, at 11:20 PM, Time Bandit wrote:


Is the problem that the technology isn't mature, that the load on the
computer is too high, or simply that it doesn't work well in a poorly
designed network?


YMMV. I like the portability of a softphone, but sound may jitter
because of other apps running on the computer.


Any idea if this applies to Mac OS X clients? We are a strictly Mac  
company, and OS X's Unix core allows for preemptive multitasking. If  
I am unhappy with the performance of the soft phones, I should be  
able to tweak the priority of the phone so that it gets more compute  
cycles.


(Well, in any event, it sounds like I need to set up [EMAIL PROTECTED]  
and see for myself. But of course I won't be able to easily simulate  
20 users on the phone at the same time, so real-world feedback is  
always appreciated.)


I like not only the portability of the soft phone, but the potential  
hooks into other information systems. My eventual goal is to have  
incoming calls trigger a query on our main database on the Caller ID  
supplied phone number. That way a record for that person will open up  
on a user's computer the moment they receive a call (assuming the  
numbers match). I also like the integration of OS X's AddressBook  
with soft phones, so that people can dial right from their main  
contact list.

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Re: [Asterisk-Users] SoftPhones: Bad, or just bad QoS?

2005-07-15 Thread Philipp von Klitzing
Hi!

 Hi again, folks. I've been getting feedback from this list and  
 elsewhere that softphones are generally not considered good enough  
 for hardcore business use. Can someone point me to where I can find  
 more detail on this debate?

- you comp needs to have its speakers turned on in order to transmit the 
ringing sound; if instead folks use a headset (which they should) then 
the ringing will most likely be directed to the headphones, and if the 
user is not constantly wearing his/her headset the incoming call will go 
un-noticed -- headsets are only good for very frequent callers that wear 
their headset 8 hours/day. If that is so you want to purchase GOOD 
headsets, by the way.

- you very much depend on the quality of the soundcard and the mic; 
misconfiguration of the soundcard mixer or a cheap soundcard with extra 
latency, static, noise from the IDE controller/HDD in the audio etc will 
make your users unhappy resulting in the statement voip has bad quality

 Is the problem that the technology isn't mature, that the load on the  
 computer is too high, or simply that it doesn't work well in a poorly  
 designed network?

No, it's not that. However you need to manage the softphone 
configuration, install new releases  bug fixes. Soundcards can sometimes 
introduce echo due to cheap hardware or a bad sound config.

And, probably this is the most important point, everyone knows how to use 
a phone, at least the basic functionality, no need to teach  train 
people on that. With a softphone, however, that is different. And, as 
others have pointed out, it only works when your comp is a) on, b) 
doesn't show a bluescreen, and c) is successfully connected to the 
network.

 Any time I mention VOIP and network, people tell me to make sure that  
 I have QoS capabilities. If I do, and can tweak it appropriately,  
 will that eliminate (or at least greatly minimize) problems with soft  
 phones?

Within your LAN you don't really need QoS if your maximum LAN usage is at 
around 50% of its capacity. On your Internet router QoS can be a good 
thing, though, to make sure that your outgoing VoIP traffic is given 
priority.

 I am really loathe to rewire my building, and I really have to move  
 to gigabit for unrelated reasons, so I would like to be able to use  
 the single gigabit port in every office to serve both the computer  
 and the phone. That seems to mean either soft phones or putting a  
 small gig hub in every office, no?

Except for the recent announcement of 3com to incorporate a Gigabit 
switch into their IP phone you'd have to have a 100 Mbit/s switch in 
every office in order to connect the hardware phones. By the way it 
appears that the 100 Mbit/s switched that are integrated in the hardware 
phones aren't exactly high quality, so if you need a _fast_ link for your 
workstation that don't put it behind a hardware voip phone, even if that 
means more cables.

Your other option is, of course, to keep your old PBX with its phones and 
instead put Asterisk between your PBX and the Internet  Telco. That way 
you save the money for the hardware phones and you have no trouble to 
convince management to spend money on new phones - because you won't. 
Anyway, you should only walk that way if your current PBX can deal with 
digital lines, i.e. PRI (or BRI, which I understand is very uncommon in 
the US where you appear to be located) so that it can be hooked up to 
Asterisk.

Cheers, Philipp


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Re: [Asterisk-Users] SoftPhones: Bad, or just bad QoS?

2005-07-15 Thread Time Bandit
 Any idea if this applies to Mac OS X clients? We are a strictly Mac
 company, and OS X's Unix core allows for preemptive multitasking. If
 I am unhappy with the performance of the soft phones, I should be
 able to tweak the priority of the phone so that it gets more compute
 cycles.
I don't know about the Mac since I don't have one. Better test it and
see for yourself.

 (Well, in any event, it sounds like I need to set up [EMAIL PROTECTED]
 and see for myself. But of course I won't be able to easily simulate
 20 users on the phone at the same time, so real-world feedback is
 always appreciated.)
It doesn't make a difference for the server if you are using soft or
hard phones, so the 20 users on the phone will be the same with one or
the other. The difference will be what codecs and/or protocols you are
using.
 
 I like not only the portability of the soft phone, but the potential
 hooks into other information systems. My eventual goal is to have
 incoming calls trigger a query on our main database on the Caller ID
 supplied phone number. That way a record for that person will open up
 on a user's computer the moment they receive a call (assuming the
 numbers match). 
You don't need a softphone for this, you just need a computer beside
the hardphone.
Of course, you'll need a program on the computer that can receive the
callerID and query the DB (ex.: YAC
http://sunflowerhead.com/software/yac/)

 I also like the integration of OS X's AddressBook
 with soft phones, so that people can dial right from their main
 contact list.
Some softphones support this, like X-lite, and my softphone (MediaX :
http://www.marccharbonneau.com/asterisk/mediaxphone.php  but not the
current version, only the developpement version)

But you can still do this with a hardphone using call files on
asterisk and some programming. See
http://www.voip-info.org/tiki-index.php?page=Asterisk+auto-dial+out

hth
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Re: [Asterisk-Users] SoftPhones: Bad, or just bad QoS?

2005-07-15 Thread Tom Rymes

Ed,

There are two main drawbacks to the softphone, as I see it:

1.) User interface - The interface to the softphones is really less  
than ideal. This includes the problem mentioned earlier about not  
hearing ringing unless you have your headset on, dialing with the  
mouse, not having telephone service if your PC isn't on, etc. The  
traditional telephone interface of handset, dialpad, etc. is  
utterly pervasive and very simple and user-friendly. You lose that  
with a softphone.


2.) Quality/Cost - For good softphone quality, you HAVE to use a  
headset or external USB handset, etc. This is a pain, because users  
don't always want to use a headset, they want the choice. The other  
problem is that one of the main advantages of the softphone is that  
it is cheap, and paying for a good headset reduces that advantage  
(and you DON'T want to skimp on headsets). The other factor is that  
softphone quality depends on soundcard quality, etc. As a Mac shop,  
this ought to be a smaller problem.


The other thing to keep in mind is that your users, especially your  
boss, are going to be judging the Asterisk system, and you  
performance, based mostly on their interaction with the system. If  
their main interface to the system is a Cisco 7940G or Polycom 501,  
they are likely to be impressed because the new system gives them  
such major benefits, but doesn't require them to use funny computer  
phones, start up their PC to receive or make a call, etc. If they  
have to use X-Lite, then their reaction is likely to be This system  
works well, but I hate that I have to have my PC on, I have to dial  
with the mouse or numeric keypad, If software update is installing an  
update voice quality goes to hell, etc. This is not to mention that  
if you need Gigabit for the file transfers, etc that your computers  
are doing, then voice quality is likely to go to hell whenever they  
initiate a major file transfer.


To sum up, the common wisdom here seems to be that softphones are  
great in limited situations (traveling, maybe call centers), but that  
once you add a quality headset, they aren't much cheaper, and the  
quality and user experience really suffer. You would be much better  
off with a Polycom 301, which can be had for about $125, especially  
if you are buying 60 at once. Also, in you personal situation, I  
would seriously look to separate your voice LAN from your apparently  
heavily trafficked data LAN, because QOS and sound quality *could*  
become a problem on any network port that is handling a major data  
transfer. Not to mention that you could likely do this on the cheap  
using your existing cat-3 cables. 10-Mbit switched is more than  
enough for your VOIP, especially considering that you can send at the  
very least 24 calls over a 1-Mbit Data T1.


Tom

On Jul 14, 2005, at 3:49 PM, Ed Pastore wrote:

Hi again, folks. I've been getting feedback from this list and  
elsewhere that softphones are generally not considered good enough  
for hardcore business use. Can someone point me to where I can find  
more detail on this debate?


Is the problem that the technology isn't mature, that the load on  
the computer is too high, or simply that it doesn't work well in a  
poorly designed network?


Any time I mention VOIP and network, people tell me to make sure  
that I have QoS capabilities. If I do, and can tweak it  
appropriately, will that eliminate (or at least greatly minimize)  
problems with soft phones?


I am really loathe to rewire my building, and I really have to move  
to gigabit for unrelated reasons, so I would like to be able to use  
the single gigabit port in every office to serve both the computer  
and the phone. That seems to mean either soft phones or putting a  
small gig hub in every office, no?

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Re: [Asterisk-Users] SoftPhones: Bad, or just bad QoS?

2005-07-15 Thread Tzafrir Cohen
On Fri, Jul 15, 2005 at 12:29:00PM -0400, Tom Rymes wrote:
 Ed,
 
 There are two main drawbacks to the softphone, as I see it:
 
 1.) User interface - The interface to the softphones is really less  
 than ideal. This includes the problem mentioned earlier about not  
 hearing ringing unless you have your headset on, dialing with the  
 mouse, 

dialing with the keypad, actually. Put in a number of shortcuts for
common operations, a decent menu for the more complicated operations,
etc.

 not having telephone service if your PC isn't on, etc. The  
 traditional telephone interface of handset, dialpad, etc. is  
 utterly pervasive and very simple and user-friendly. You lose that  
 with a softphone.

Actually, it is much easiler to play with the user interface of a soft
phone than with the one of a hardware phone. e.g: any hardware gadget
managed to imeplement themes? 

Decent support for history. Decent support for dial history. And the
ability for the user to customize it.

 
 2.) Quality/Cost - For good softphone quality, you HAVE to use a  
 headset or external USB handset, etc. This is a pain, because users  
 don't always want to use a headset, they want the choice. The other  
 problem is that one of the main advantages of the softphone is that  
 it is cheap, and paying for a good headset reduces that advantage  
 (and you DON'T want to skimp on headsets). The other factor is that  
 softphone quality depends on soundcard quality, etc. As a Mac shop,  
 this ought to be a smaller problem.

A simple headset costs 5$? 

A lousy (ergonomically-wise) hardware SIP phone costs soewhere between 
50$ and 100$. Good phones cost much more.

 
 The other thing to keep in mind is that your users, especially your  
 boss, are going to be judging the Asterisk system, and you  
 performance, based mostly on their interaction with the system. If  
 their main interface to the system is a Cisco 7940G or Polycom 501,  
 they are likely to be impressed because the new system gives them  
 such major benefits, but doesn't require them to use funny computer  
 phones, start up their PC to receive or make a call, etc. 

My desktop computer runs 24h a day. 

-- 
Tzafrir Cohen | [EMAIL PROTECTED] | VIM is
http://tzafrir.org.il |   | a Mutt's  
[EMAIL PROTECTED] |   |  best
ICQ# 16849755 |   | friend
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Re: [Asterisk-Users] SoftPhones: Bad, or just bad QoS?

2005-07-15 Thread Time Bandit
 1.) User interface - The interface to the softphones is really less
 than ideal. This includes the problem mentioned earlier about not
 hearing ringing unless you have your headset on, dialing with the
 mouse, not having telephone service if your PC isn't on, etc. The
 traditional telephone interface of handset, dialpad, etc. is
 utterly pervasive and very simple and user-friendly. You lose that
 with a softphone.
Well, not with all softphones. I build mine trying to reproduce my
Nortel phone model 9316.
Also, I wanted to use the softphone without using the mouse, so I made
it so that you can dial with the numeric pad (using / for #), you can
pick up a line by pressing F1 for line 1, F2 for line 2, etc. Want to
hangup, just press ESC

I received a lot of positive comment about it, and most people like
the fact that it looks like and behave like a normal phone.

 2.) Quality/Cost - For good softphone quality, you HAVE to use a
 headset or external USB handset, etc. This is a pain, because users
 don't always want to use a headset, they want the choice. The other
 problem is that one of the main advantages of the softphone is that
 it is cheap, and paying for a good headset reduces that advantage
 (and you DON'T want to skimp on headsets). The other factor is that
 softphone quality depends on soundcard quality, etc. As a Mac shop,
 this ought to be a smaller problem.
I agree on the point that the quality of the headset and the soundcard
makes a huge difference on the quality of the call. But compare the
price of a good soudcard/headset with the price of a Cisco phone and
you will still have money left to go have a nice meal with your
girlfriend.
 
 The other thing to keep in mind is that your users, especially your
 boss, are going to be judging the Asterisk system, and you
 performance, based mostly on their interaction with the system. If
 their main interface to the system is a Cisco 7940G or Polycom 501,
 they are likely to be impressed because the new system gives them
 such major benefits, but doesn't require them to use funny computer
 phones, start up their PC to receive or make a call, etc. If they
 have to use X-Lite, then their reaction is likely to be This system
 works well, but I hate that I have to have my PC on, I have to dial
 with the mouse or numeric keypad, If software update is installing an
 update voice quality goes to hell, etc. This is not to mention that
 if you need Gigabit for the file transfers, etc that your computers
 are doing, then voice quality is likely to go to hell whenever they
 initiate a major file transfer.
I agree, your boss will judge the system based on is experience with
it. So don't skim on the quality if you want to keep him happy.
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Re: [Asterisk-Users] SoftPhones: Bad, or just bad QoS?

2005-07-15 Thread Tom Rymes


On Jul 15, 2005, at 5:00 PM, Time Bandit wrote:


1.) User interface - The interface to the softphones is really less
than ideal. This includes the problem mentioned earlier about not
hearing ringing unless you have your headset on, dialing with the
mouse, not having telephone service if your PC isn't on, etc. The
traditional telephone interface of handset, dialpad, etc. is
utterly pervasive and very simple and user-friendly. You lose that
with a softphone.


Well, not with all softphones. I build mine trying to reproduce my
Nortel phone model 9316.
Also, I wanted to use the softphone without using the mouse, so I made
it so that you can dial with the numeric pad (using / for #), you can
pick up a line by pressing F1 for line 1, F2 for line 2, etc. Want to
hangup, just press ESC

I received a lot of positive comment about it, and most people like
the fact that it looks like and behave like a normal phone.


I'm not trying to insult the interface that you folks put on your  
software, I was talking about the inherent differences between a  
physical phone and a virtual one. It is inherently better to pick  
up the hardphone handset and press the dialpad, rather than jiggle  
the mouse to wake up your computer/get rid of your screensaver/pull  
your monitor out of energy saver/ etc, find your headset, put it on,  
press alt-tab three times to bring the softphone app to the front,  
and then dial with the numeric keypad or mouse. Personally, omitting  
any sound quality issues, I think softphones would work well in a  
call center application, since the people aren't getting up from  
their desk, idle long enough for their monitor to shut off, or ever  
using a speakerphone (which you can't really do well with a  
softphone). However, if you ever get up and away from your desk, even  
if you fix the ringing sound only playing the headset problem, then  
you have to worry about rushing back to pick up your ringing phone  
and going through the whole scenario I was talking about earlier.  
Even in a call center, I still think that the cost of a Plantronics  
analog headset only phone and an ATA is a better investment than a  
softphone and a decent headset. (again, IMNSHO, a $5 headset just  
doesn't cut it for business use. Calling your girlfriend, maybe, but  
we want to project a quality, competent image to our customers, not  
It sounds like you are in a cave. Is there something wrong with your  
phones? You should really have that checked out!



2.) Quality/Cost - For good softphone quality, you HAVE to use a
headset or external USB handset, etc. This is a pain, because users
don't always want to use a headset, they want the choice. The other
problem is that one of the main advantages of the softphone is that
it is cheap, and paying for a good headset reduces that advantage
(and you DON'T want to skimp on headsets). The other factor is that
softphone quality depends on soundcard quality, etc. As a Mac shop,
this ought to be a smaller problem.



I agree on the point that the quality of the headset and the soundcard
makes a huge difference on the quality of the call. But compare the
price of a good soudcard/headset with the price of a Cisco phone and
you will still have money left to go have a nice meal with your
girlfriend.


Agreed, but not if you compare the cost of the soundcard, phone,  
software install/maintenance, and headset with a $115 Polycom IP301.  
Don't forget that you have to install all of those soundcards, along  
with drivers, etc. as well as the software, while the Polycoms can be  
centrally managed via TFTP/FTP/HTTP/HTTPS, etc.



The other thing to keep in mind is that your users, especially your
boss, are going to be judging the Asterisk system, and you
performance, based mostly on their interaction with the system. If
their main interface to the system is a Cisco 7940G or Polycom 501,
they are likely to be impressed because the new system gives them
such major benefits, but doesn't require them to use funny computer
phones, start up their PC to receive or make a call, etc. If they
have to use X-Lite, then their reaction is likely to be This system
works well, but I hate that I have to have my PC on, I have to dial
with the mouse or numeric keypad, If software update is installing an
update voice quality goes to hell, etc. This is not to mention that
if you need Gigabit for the file transfers, etc that your computers
are doing, then voice quality is likely to go to hell whenever they
initiate a major file transfer.


I agree, your boss will judge the system based on is experience with
it. So don't skim on the quality if you want to keep him happy.


This is why I think that it is worth the extra $50 or so for the  
cheaper hardphones. Even go for a budgettone or a Sipura SPA-841 if  
your budget is too tight for even the PolyCom 301. Install softphones  
in call centers, maybe, and definitely for occasional remote users  
and traveling laptops, etc.


Do it right. Phones are 

[Asterisk-Users] SoftPhones: Bad, or just bad QoS?

2005-07-14 Thread Ed Pastore
Hi again, folks. I've been getting feedback from this list and  
elsewhere that softphones are generally not considered good enough  
for hardcore business use. Can someone point me to where I can find  
more detail on this debate?


Is the problem that the technology isn't mature, that the load on the  
computer is too high, or simply that it doesn't work well in a poorly  
designed network?


Any time I mention VOIP and network, people tell me to make sure that  
I have QoS capabilities. If I do, and can tweak it appropriately,  
will that eliminate (or at least greatly minimize) problems with soft  
phones?


I am really loathe to rewire my building, and I really have to move  
to gigabit for unrelated reasons, so I would like to be able to use  
the single gigabit port in every office to serve both the computer  
and the phone. That seems to mean either soft phones or putting a  
small gig hub in every office, no?

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RE: [Asterisk-Users] SoftPhones: Bad, or just bad QoS?

2005-07-14 Thread Dalberg, Stevin J
Actually, most phones come with an ethernet port for the PC as well, so
1 in and 1 out, as to the Gigabit though, that may be a problem, as I'm
not sure of any phones with a gig phy, maybe Cisco?  Broadcom is making
the chips, but I don't know if they are shipping in anything at this
time...

The main issue with the soft phone is that people expect their phone to
work when their PC doesn't...  Kinda hard to call tech support that
way... Also, I think that unless you are an early adopter, it will
probably seem like more of a pain.  

-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Ed Pastore
Sent: Thursday, July 14, 2005 12:50 PM
To: Asterisk Users Mailing List - Non-Commercial Discussion
Subject: [Asterisk-Users] SoftPhones: Bad, or just bad QoS?

Hi again, folks. I've been getting feedback from this list and elsewhere
that softphones are generally not considered good enough for hardcore
business use. Can someone point me to where I can find more detail on
this debate?

Is the problem that the technology isn't mature, that the load on the
computer is too high, or simply that it doesn't work well in a poorly
designed network?

Any time I mention VOIP and network, people tell me to make sure that I
have QoS capabilities. If I do, and can tweak it appropriately, will
that eliminate (or at least greatly minimize) problems with soft phones?

I am really loathe to rewire my building, and I really have to move to
gigabit for unrelated reasons, so I would like to be able to use the
single gigabit port in every office to serve both the computer and the
phone. That seems to mean either soft phones or putting a small gig hub
in every office, no?
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Re: [Asterisk-Users] SoftPhones: Bad, or just bad QoS?

2005-07-14 Thread Time Bandit
 Hi again, folks. I've been getting feedback from this list and
 elsewhere that softphones are generally not considered good enough
 for hardcore business use. Can someone point me to where I can find
 more detail on this debate?
Search the list. there is been a lot of talk on this subject.
Try google (with site:lists.digium.com)
 
 Is the problem that the technology isn't mature, that the load on the
 computer is too high, or simply that it doesn't work well in a poorly
 designed network?
YMMV. I like the portability of a softphone, but sound may jitter
because of other apps running on the computer.
 
 Any time I mention VOIP and network, people tell me to make sure that
 I have QoS capabilities. If I do, and can tweak it appropriately,
 will that eliminate (or at least greatly minimize) problems with soft
 phones?
If you are on your LAN, it can help. But remember that when you get on
the net, you don't control the equipment.
 
 I am really loathe to rewire my building, and I really have to move
 to gigabit for unrelated reasons, so I would like to be able to use
 the single gigabit port in every office to serve both the computer
 and the phone. That seems to mean either soft phones or putting a
 small gig hub in every office, no?
Lots of VoIP phones come with 2 LAN ports : 1 for the LAN and the
other to connect the computer. So no need to have a hub. And, avoid
hubs, better use a switch.

hth
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