[asterisk-users] Delay on speak with Asterisk

Luca Bertoncello lucabert at lucabert.de
Wed Dec 4 04:00:23 CST 2019

Am 04.12.2019 um 10:53 schrieb Antony Stone:

Hi Antony!

> 1. Try using codec GSM (which is pretty good quality but lower bandwidth than 
> alaw, which is currently the only one you are offering).

gsm seems to be unsupported from Deutsche Telekom...
Already tried, it does not work... :(

> 2. What is the bandwidth (upstream is more important than downstream) of your 
> Internet connection?

Down 50Mbps
Up   10Mbps

On my Router (Debian 9) I configured a traffic shaper that privileges
the SIP-Packets.

Luca Bertoncello
(lucabert at lucabert.de)

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