SIP Supported & Require
Nick Function of Supported & Require headers in SIP.
December 2019
Kamailio Bytes – Configuring Diameter Peers with CDP
Introducing C Diameter Peer module in Kamailio to manage Diameter Peers, monitor their state and handle the connections.
Kamailio Bytes – Dispatcher States
AP, IX, IP & DX - The meaning of Dispatcher states in Kamailio's Dispatcher module.
Kamailio Bytes – Rewriting SIP Headers (Caller ID Example)
Stateless Kamailio SIP proxy example for changing Caller ID values
1938 ATE PAX50 Step By Step Exchange
At 82 years old and weighing in at 140Kg, this is how telephone switching used to be done...
Reverse Engineering Samsung Sysdump Utils to Unlock IMS Debug & TCPdump on Samsung Phones
Reverse Engineering the Samsung Sysdump app to unlock IMS Debug and TCPdump functions
VoLTE/IMS Debugging on Samsung Handsets using Sysdump & Samsung IMS Logger
Unlocking the built in IMS Debugging tool in Samsung's Sysdump Utility
NBNCo Transit Demystified
A look into how NBN's transit model works.
PLMN Identifier Calculation (MCC & MNC to PLMN)
How to encode and decode MCC and MNC as PLMN Identifiers