Tag Archives: Via

SIP Route, Contact, From Headers – Which to use?

RFCs & Standards, VoIP

The rules for which headers to use when creating a SIP request and knowing where to route it.

SIP Via Header

RFCs & Standards, VoIP

What a Via header does, how to interpret it and how it’s used in SIP routing.

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Virtualized Transcoding Dimensioning

OsmoHLR - Update Location Request

GSM, Mobile Networks, SDM

GSM with Osmocom Part 7: The HLR – Home Location Register (and Friends)

Kamailio, Linux, VoIP

Kamailio 101 – Part 5- First Call

Kamailio, Software, VoIP

Kamailio Bytes – Rewriting SIP Headers (Caller ID Example)

EPC, EUTRAN, IMS / VoLTE, LTE, Mobile Networks, Python, RFCs & Standards, SDM, Software, VoIP

PyHSS Update – IMS Cx Support!

GSM, Mobile Networks, RF

GSM with Osmocom: Channel Types

EPC, IMS / VoLTE, Mobile Networks, Python, SDM, Software

Diameter Routing Agents – Part 5 – AVP Transformations with FreeDiameter and Python in rt_pyform

Australian Telco, RFCs & Standards

LNP / Porting FAQ

GSM, Mobile Networks

GSM with Osmocom Part 6: Integrating our LimeSDR BTS with OsmoBSC

RFCs & Standards, VoIP

DTMF over IP – SIP INFO, Inband & RTP Events