[asterisk-users] what codecs for LAN

2007-07-18 Thread satish patel
Dear all

I have one more question about codec what codec i use for LAN 
setup G.729 or Alaw which is best for LAN setup caz some people told me G.729  
is use for wan link not for lan caz it is cost effective so can anyone suggest 
me best codec for asterisk and SIP phone


Rgds

satish patel

 
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Re: [asterisk-users] what codecs for LAN

2007-07-18 Thread Jared Smith
On Wed, 2007-07-18 at 07:12 -0700, satish patel wrote:
 I have one more question about codec what codec i use
 for LAN setup G.729 or Alaw which is best for LAN setup caz some
 people told me G.729  is use for wan link not for lan caz it is cost
 effective so can anyone suggest me best codec for asterisk and SIP
 phone

If you've got lots of bandwidth (such as on a local LAN), alaw is
probably better.  For situations where bandwidth is limited, a codec
with good compression such as G.729 is probably better, but it takes
quite a bit more CPU power to transcode to/from G.729.  (Of course, you
could always buy a Digium TC400B transcoder card to offload the
transcoding.)  

Another disadvantage of G.729 is that it's patent encumbered, and as
such requires a license to use (again, unless you buy the TC400B card).
Luckily, the licenses are quite inexpensive.

-Jared

-- 
Jared Smith
Community Relations Manager
Digium, Inc.

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Re: [asterisk-users] what codecs for LAN

2007-07-18 Thread Al lists

G711 is preferred if you wont face any bandwith limitation.
That is why g729 is used on wan links.
Voice quality should be better than g729 ans also less cpu load for
asterisk.


On 7/18/07, satish patel [EMAIL PROTECTED] wrote:


Dear all

I have one more question about codec what codec i use for
LAN setup G.729 or Alaw which is best for LAN setup caz some people told
me G.729  is use for wan link not for lan caz it is cost effective so can
anyone suggest me best codec for asterisk and SIP phone


Rgds

satish patel

--
Don't pick lemons.
See all the new 2007 
carshttp://autos.yahoo.com/new_cars.html;_ylc=X3oDMTE0OGRsc3F2BF9TAzk3MTA3MDc2BHNlYwNtYWlsdGFncwRzbGsDbmV3Y2Fycw--at
 Yahoo!
Autos.http://autos.yahoo.com/new_cars.html;_ylc=X3oDMTE0OGRsc3F2BF9TAzk3MTA3MDc2BHNlYwNtYWlsdGFncwRzbGsDbmV3Y2Fycw--


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Re: [asterisk-users] what codecs for LAN

2007-07-18 Thread David Ruggles
What is the best CODEC/Format combination to use?

I've got several * boxes setup on a lan that are IVR servers. All the
prompts are in GSM so I was using GSM thinking that it would prevent
transcoding between the prompts and the voice channel. Is this an accurate
assumption? Is there a better combination?

Thanks,
 
David Ruggles
CCNA MCSE (NT) CNA A+
Network Engineer  Safe Data, Inc.
(910) 285-7200[EMAIL PROTECTED]
 
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Al lists
Sent: Wednesday, July 18, 2007 10:46 AM
To: Asterisk Users Mailing List - Non-Commercial Discussion
Subject: Re: [asterisk-users] what codecs for LAN


G711 is preferred if you wont face any bandwith limitation.
That is why g729 is used on wan links.
Voice quality should be better than g729 ans also less cpu load for
asterisk.



On 7/18/07, satish patel [EMAIL PROTECTED] wrote:
Dear all

I have one more question about codec what codec i use for
LAN setup G.729 or Alaw which is best for LAN setup caz some people told me
G.729  is use for wan link not for lan caz it is cost effective so can
anyone suggest me best codec for asterisk and SIP phone 


Rgds

satish patel



Don't pick lemons.
See all the new 2007 cars at Yahoo! Autos.

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