A look at attack vectors the NRF opens up in #5G Core networks, and the mitigations recommended by 3GPP.
Tag Archives: 3GPP
Framed Routing in 5G
5GC includes native support for framed-routing.
Jaffa Cakes explain the nuances between Centralized vs Decentralized Online Charging in 3GPP Networks
A look at Centralized vs DeCentralized Online Charging with the aid of sugar.
PS Data Off
How turning mobile data off, doesn’t, in LTE and 5G.
The PLMN Problem for Private LTE / 5G
As the number of Private Networks built on LTE and 5G grow, how will PLMN allocation be managed?
IMS Routing with iFCs
Peer behind the magic curtain at how IMS networks route your VoLTE and VoNR calls, and how iFC (Initial Filter Criteria) achieve this.
Pre-5G Network Slicing
5G introduces Network Slicing, or does it? A look at slicing mechanisms widely used in pre-5G networks.
The Surprisingly Complicated world of MO SMS in IMS/VoLTE
Short messaging can be anything but simple…
5Gethernet? – Transporting Non-IP data in 5G
A look at non-IP transport for 5G including Ethernet.
PyHSS Update – SCTP Support
Info on PyHSS new support for SCTP as well as TCP.
And the call was coming from… INSIDE THE HOUSE. A look at finding UE Locations in LTE
How to find a subscriber location within the network.
Dr StrangeEncoding or: How I learned to stop worrying and love ASN.1
Australia is a strange country; As a kid I was scared of dogs, and in response, our family got a dog. This year started off with adventures working with ASN.1 encoded data, and after a week of banging my head against the table, I was scared of ASN.1 encoding. But now I love dogs, and … Continue reading Dr StrangeEncoding or: How I learned to stop worrying and love ASN.1
CUPS – Control and User Plane Separation in LTE & NR with PFCP (Sx & N4)
A look at PFCP for the Sx and N4 Interfaces
Random Posts on
MTU in LTE & 5G Transmission Networks – Part 1
Lifecycle of a Dedicated Bearer – From Flow-Description AVP to Traffic Flow Templates
SIP Register – Lesser Known Features
Kamailio Bytes – SIP over TLS (SIPS)
Getting the GTP-U Packets flowing Fast – DPDK & SR-IOV
The Surprisingly Complicated World of SMS: Special Characters
SIP Hold – With RFC6337
Huawei BTS 3900 LMPT Basic Config
RTPengine Python API Calls via ng Control Protocol
