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QoS / ToS / DSCP not configurable and defaulting to no ...
https://community.freepbx.org/t/qos-tos-dscp-not-configurable-and-defaulting-to-no-priority-with-pjsip/34902
tos_audio=ef tos_video=af41 cos_audio=5 cos_video=4 Does nothig - TOS fields are still 0. Any progress? ktrofimov (Kirill Trofimov) 2016-09-17 14:56:45 UTC #5. The same settings for endpoint in “manual mode” - right in pjsip.endpoint.conf. Yes, I do know this file will be overwriten next tine I use web interface, but it was worth trying. ...
asterisk-config/sip.conf at master - GitHub
https://github.com/RangeNetworks/asterisk-config/blob/master/sip.conf
tos_sip=cs3 ; Sets TOS for SIP packets. tos_audio=ef ; Sets TOS for RTP audio packets. tos_video=af41 ; Sets TOS for RTP video packets. tos_text=af41 ; Sets TOS for RTP text packets. cos_sip=3 ; Sets 802.1p priority for SIP packets. cos_audio=5 ; …
The QoS Expedited Forwarding (EF) Model - Network World
https://www.networkworld.com/article/2234016/the-qos-expedited-forwarding-ef-model.html
The EF model is used for voice over IP media traffic (RTP) by default in most vendors phones. Cisco IP Phones mark signaling packets (SCCP or SIP) to CS3 (24), while media (RTP) is marked to EF...
IP Quality of Service - Asterisk Project - Asterisk ...
https://wiki.asterisk.org/wiki/display/AST/IP+Quality+of+Service
In chan_pjsip, there are three parameters that control the TOS settings: a tos option for a type=transport that controls the TOS of SIP signaling packets, a tos_audio option for a type=endpoint that controls the TOS of RTP audio packets, and a tos_video option for a type=endpoint that controls the TOS of video packets.
Howto:Calculate Values for Type of Service (ToS) from ...
https://wiki.innovaphone.com/index.php?title=Howto:Calculate_Values_for_Type_of_Service_(ToS)_from_DiffServ_or_DSCP_Values
SG :: Quality of Service - ToS DSCP WMM
https://www.speedguide.net/articles/quality-of-service-tos-dscp-wmm-3477
Expedited Forwarding (EF) [RFC 3246] - low-loss, low-latency, low-jitter traffic, suitable for voice, video and other real time services. EF is often given strict priority queuing above all other traffic classes. Typical networks will limit EF traffic to no more than 20-30% of the capacity of a link. The recommended DSCP for EF is 101110 (46).
PJSIP extension no DSCP (46 or ef or 0xb8) set by default ...
https://community.freepbx.org/t/pjsip-extension-no-dscp-46-or-ef-or-0xb8-set-by-default/43924
You can set the tos (and cos) at the transport level by editing the file /etc/asterisk/pjsip.transports_custom_post.conf and adding the lines: [0.0.0.0-udp] (+) tos=0xB8 cos=184. Then reload with fwconsole r and confirm the setting with: [root@lgaetzdev2 ~]# asterisk -x “pjsip show transports”.
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