[Asterisk-Users] Problems with TDM400P card

[Anton Krall]

Hows does this look?

Opened pseudo zap interface, measuring accuracy...

8192 samples in 8192 sample intervals 100.000000%
8192 samples in 8193 sample intervals 99.987793%
8192 samples in 8193 sample intervals 99.987793%
8192 samples in 8193 sample intervals 99.987793%
8192 samples in 8193 sample intervals 99.987793%
8192 samples in 8193 sample intervals 99.987793%
8192 samples in 8193 sample intervals 99.987793%
8192 samples in 8193 sample intervals 99.987793%
8192 samples in 8193 sample intervals 99.987793%
8192 samples in 8194 sample intervals 99.975586%
8192 samples in 8193 sample intervals 99.987793%
8192 samples in 8193 sample intervals 99.987793%
8192 samples in 8193 sample intervals 99.987793%
--- Results after 13 passes ---
Best: 100.000000 -- Worst: 99.975586 -- Average: 99.987793

Good enough and what do I need to check in order to make 100%? What does the
test actually measure?

 

|-----Original Message-----
|From: asterisk-users-bounces at lists.digium.com 
|[mailto:asterisk-users-bounces at lists.digium.com] On Behalf Of 
|Kim Culhan
|Sent: Sábado, 30 de Abril de 2005 08:45 a.m.
|To: asterisk-users at lists.digium.com
|Subject: Re: RE: [Asterisk-Users] Problems with TDM400P card
|
|On Fri, April 29, 2005 4:58 pm, GEOFFREY SACHS said:
|> I would also be interested in alternatives to the Tdm400p. I 
|have had 
|> endless problems with a tdm400p card not being able to get 
|the zttest 
|> numbers above
|> 99.975 and as a result not being able eliminate an 
|intermitent but consistent echo.
|> I have tried to date 4 different motherboard and hardware 
|combinations 
|> as well as different linux versions to no avial.I would 
|welcome some feedback on this.
|
|Since there appear to be several combinations of hardware and 
|operating system which don't work well, here is a combination 
|which appears to work fairly well:
|
|Intel 925XCV mb
|
|P-4 560 (3.6 gHz)
|
|wcfxs0: <Wildcard TDM400P REV E/F>
|
|FreeBSD 5.4-STABLE
|
|zttest -v
|Opened pseudo zap interface, measuring accuracy...
|
|8192 samples in 8192 sample intervals 100.000000%
|8192 samples in 8192 sample intervals 100.000000%
|8192 samples in 8192 sample intervals 100.000000%
|8192 samples in 8192 sample intervals 100.000000%
|8192 samples in 8192 sample intervals 100.000000%
|8192 samples in 8192 sample intervals 100.000000%
|8192 samples in 8192 sample intervals 100.000000%
|8192 samples in 8192 sample intervals 100.000000%
|8192 samples in 8192 sample intervals 100.000000%
|8192 samples in 8192 sample intervals 100.000000% ^C
|--- Results after 10 passes ---
|Best: 100.000000 -- Worst: 100.000000 -- Average: 100.000000
|
|hope this helps
|
|-kim
|
|--
|w8hdkim at gmail.com
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