[cisco-voip] One way audio on IP Phones over site-to-site VPN

[Abebe Amare]

Hi Erick,

it might be also an MTU size issue. Wireshark the session when there is one
way audio to pinpoint what is going on when it happens.

regards,

Abebe

On Wed, May 4, 2011 at 6:06 AM, <John.VanLaecke at ghd.com> wrote:

> Erick,
>
> could it be the inspect skinny or sip commands on the ASA.
>
>
>
>
> Regards,
> *
> John Van Laecke **
> **Senior Voice Engineer
> **
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>  From: "Erick B." <erickbee at gmail.com> To: voip puck <
> cisco-voip at puck.nether.net> Date: 04/05/2011 07:21 AM Subject: [cisco-voip]
> One way audio on IP Phones over site-to-site VPN Sent by:
> cisco-voip-bounces at puck.nether.net
> ------------------------------
>
>
>
> Has anyone ran into issue where IP Phone calls between 2 sites over
> internet with site-to-site VPN? On the first call the audio is one way
> but if you hang up and call right back the call works fine with audio
> in both directions.
>
> Main site is an ASA and remote site is a Cisco router. All subnets are
> allowed for the the VPN traffic.
>
> Erick
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