RE: IP SLAs RTP-Based VoIP

From: David Prall <dcp_at_dcptech.com>
Date: Thu, 16 Aug 2012 21:40:59 -0400

You can use the udp jitter probe then. This won't send real voice traffic,
but will send traffic and determine what the path looks like.

David

--
http://dcp.dcptech.com
-----Original Message-----
From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf Of
Viet-Hung TON
Sent: Thursday, August 16, 2012 5:20 PM
To: David Prall
Cc: ccielab_at_groupstudy.com
Subject: Re: IP SLAs RTP-Based VoIP
I have no DSP voice-card in this device as the result of "Sh runn", 
"show diag" and "sh voice port summary" give no result about this module.
Do we have any solutions to check the QoS of voice traffic between the 2 
routers without the codec require module?
Thanks for your help,
Viet
On 08/16/2012 10:39 PM, David Prall wrote:
> Does the voice-port actually exist and do you have DSP's in the router for
> the codec support?
>
> What does "sh run | i voice-port" show.
>
> David
>
> --
> http://dcp.dcptech.com
>
> -----Original Message-----
> From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf Of
> Viet-Hung TON
> Sent: Thursday, August 16, 2012 3:58 PM
> To: ccielab_at_groupstudy.com
> Subject: IP SLAs RTP-Based VoIP
>
> Hi,
>
> I have a confusion in configuring the IP SLA RTP VOIP, in the Cisco Doc,
> the command for IOS 12.4T is:
>
> *voip rtp* {/destination-ip-address/ | /destination-hostname/}
> *source-ip* {/ip-address/ | /hostname/} *source-voice-port**{/slot/
> [**/**/subunit///port/:/ds0-group-number/]}* [*codec* /codec-type/]
> [*duration* /seconds/] [*advantage-factor* /value/]
>
> I tried to configure with the interface of source-ip "voip rtp 10.1.1.1
> source 10.2.1.1 source-voice-port 1/0/1:1 codec g711u" but the result in
> "show ip sla statistic 1" is always *"Latest operation return code:
> Voice Port Not Found" *considering that the sla responder is well
> configured in the destination.
>
> Do you have any ideas for this parameter? I tried googling but it seems
> not much info for this one.
>
> Thanks,
>
> Viet
> **
>
>
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Received on Thu Aug 16 2012 - 21:40:59 ART

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