Most Popular Articles of 2022
Nick A lazy listicle to wrap up the year.
2022
Demystifying SS7 & Sigtran – Part 6 – Calling with ISUP
A look at carrying useful traffic over SS7 with a quick intro to ISUP
SMS-over-IP Message Efficiency – K
How much overhead is used to send the message "K" back to an SMS?
Charging problem on Fluke 990 CopperPro
Charging issues on Fluke 990 CopperPro test set.
Kamailio Diameter Routing Agent Support
Using Kamailio with a Diameter Routing Agent
Ericsson & Nokia RRU Power Connectors – Wiring and Tricks
Assembling Amphenol RRU power connectors and modifying them to work with Ericsson and Nokia RRUs.
Diameter Routing Agents – Part 5 – AVP Transformations with FreeDiameter and Python in rt_pyform
Using FreeDiameter, Python and our newly released "rt_pyform" module to rewrite AVPs in your FreeDiameter based Diameter Routing Agent.
NB-IoT NIDD Basics
An overview of the who, how and why of Non-IP Data Deliver in NB-IoT cellular services.
Diameter Routing Agents – Part 5 – AVP Transformations
A look at why we'd want to apply translations to Diameter AVPs inside a Diameter Routing Agent
Diameter Routing Agents – Part 4 – Advanced FreeDiameter DRA Routing
Looking at overriding the default Diameter routing logic in FreeDiameter with rt_default
Diameter Routing Agents – Part 3 – Building a DRA with FreeDiameter
Using FreeDiameter as a DRA
Diameter Routing Agents (Why you need them, and how to build them) – Part 2 – Routing
Diving back into the world of Diameter Routing Agents with a look at the logic that defines how a DRA routes traffic from one place to another.
Diameter Routing Agents (Why you need them, and how to build them) – Part 1
An introduction to Diameter Routing Agents, covering what is a DRA is and why you need them in your life / network.
Filtering for 3GPP DNS in Wireshark
Filtering for 3gppnetwork.org domains in Wireshark to make your troubleshooting easier
FreeDiameter – Generating Certificates
Using OpenSSL to generate self-signed certs for use in FreeDiameter
Cisco ITP / SS7 STP – Viewing MTP3 traffic from TDM Links
Okay, so a little late to the party on this one… The other day I had to setup a TDM (E1) based SS7 link (oh yes my friend – they…
Sangoma Transcoding Cards Setup
Updated documentation for managing D150 transcoding cards
Adding USB-C Charging to an old ThinkPad
Adding USB-C Power Delivery charging to an old ThinkPad
Get all the FreeSWITCH Folder Paths
A simple trick to find all the system paths used in FreeSWITCH
CGrateS in Baby Steps – Part 4 – Rating Calls
In our last few posts we got CGrateS setup in order to have rates and tariffs in the system, so we can price a call. Where we ended we were…