SIP SIMPLE – Instant Messaging with SIP
Nick A look into Instant Messaging using SIP
January 2020
PyHSS Update – IMS Cx Support!
An update to PyHSS to support IMS Authentication for VoLTE
Kamailio Bytes – Python + SIP with KEMI
Using KEMI to handle Kamailio SIP Routing in Python
Kamailio Bytes – UAC for Remote User Registration to external SIP Server (Originating SIP REGISTER)
Using Kamailio's UAC module to send outbound SIP REGISTER messages
Kamailio Bytes – SIP UAC Module to act as a UAC / SIP Client
Using Kamailio UAC module to send a SIP Text Message (MESSAGE) to an administrator when a user dials an emergency services number.
IMS / VoLTE IPsec on the Gm Interface
The exchange between a UE and P-CSCF to put SIP traffic into IPsec encapsulated payloads.
Kamailio Bytes – KEMI Intro
Using KEMI to write routing logic using languages like Python, Ruby, Lua and JS
Using Wireshark to peer inside IPsec ESP VoLTE data from the P-CSCF
Viewing the payload of an Encapsulated Security Payload in Wireshark.