A peek under the radome of 32x32 5G Active Antenna Unit Read more
A look at how the SQN resync procedure is performed in the IMS Authentication flows Read more
Interacting with Homer SIP capture vai the API Read more
A look at the PCRF in EPC Networks, and the Charging Rules that lay at the heart of it all. Read more
Adventures in setting up a non-working USSD Gateway for IMS Read more
Adding Prometheus support to Kamailio and rendering stats in Grafana Read more
A lazy listicle to wrap up the year. Read more
A look at carrying useful traffic over SS7 with a quick intro to ISUP Read more
How much overhead is used to send the message "K" back to an SMS? Read more
Charging issues on Fluke 990 CopperPro test set. Read more