[Spce-user] Fwd: Packet Size

[Daniel Grotti]

Hi,
it should look like:


sdp_line_filter:
       enable: yes
       remove_line_startswith:
       - b=


in order to remove lines starting with "b=".

Cheers,

-- 
Daniel Grotti
Head of Customer Support
Sipwise GmbH, Campus 21/Europaring F15
AT-2345 Brunn am Gebirge

Office: +43(0)130120332
Email: dgrotti at sipwise.com
Website: https://www.sipwise.com

On 09/11/2018 12:31 PM, qabane me wrote:
> Hi
>
> I have played a bit more with this and found in config.yml:
>
>   sdp_line_filter:
>       enable: yes
>       remove_line_startswith: [b]
>  (I added the yes and the b)
>
> This indeed filters out that line - sngrep shows that the lb does not 
> pass it to the proxy. However, the behaviour remains the same. When a 
> call comes in with a ptime of 60, sipwise sends it on to the peer with 
> a ptime of 40. My guess is that it picks 40 based on the max bandwidth 
> of 80? I had hoped that by filtering that line from the sdp it would 
> not do this anymore but no joy there.
>
> Any ideas?
>
> ---------- Forwarded message ---------
> From: *qabane me* <qabaneitsolutions at gmail.com 
> <mailto:qabaneitsolutions at gmail.com>>
> Date: Thu, Sep 6, 2018 at 11:55 AM
> Subject: Fwd: Packet Size
> To: <spce-user at lists.sipwise.com <mailto:spce-user at lists.sipwise.com>>
>
>
> Ok I am not entirely correct. It does seem to work - but not to one 
> carrier. The difference is that this carrier responds with b=AS:80. As 
> a result (and I am only assuming it is as a result of that flag) the 
> packet size we are sending out is 40 which results in one way audio. 
> This is despite the fact that have set the ptime to 20 and despite the 
> fact that there is a maxptime:20 in their response.
>
> image.png
>
> ---------- Forwarded message ---------
> From: *qabane me* <qabaneitsolutions at gmail.com 
> <mailto:qabaneitsolutions at gmail.com>>
> Date: Thu, Sep 6, 2018 at 11:20 AM
> Subject: Packet Size
> To: <spce-user at lists.sipwise.com <mailto:spce-user at lists.sipwise.com>>
>
>
> Hi
>
> As part of our testing of MR6.4.1 we are playing with repackatisation. 
> We have set, on a peer level, a packet size of 20. Then we send a call 
> from a PBX with a ptime of 60. I had expected this to be repacketised 
> to 20 going upstream but that does not seem to work.
>
> Am I misunderstanding this or is something not working?
>
> Cheers
> Theo
>
>
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