Using FreeDiameter, Python and our newly released “rt_pyform” module to rewrite AVPs in your FreeDiameter based Diameter Routing Agent.
Tag: EPC
An overview of the who, how and why of Non-IP Data Deliver in NB-IoT cellular services.
A look at why we’d want to apply translations to Diameter AVPs inside a Diameter Routing Agent
Looking at overriding the default Diameter routing logic in FreeDiameter with rt_default
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.
An introduction to Diameter Routing Agents, covering what is a DRA is and why you need them in your life / network.
Filtering for 3gppnetwork.org domains in Wireshark to make your troubleshooting easier
Using OpenSSL to generate self-signed certs for use in FreeDiameter
This post is one of a series of packet capture analysis challenges designed to test your ability to understand what is going on in a network from packet captures.Download the Packet Capture and see how many of the questions you can answer from the attached packet capture. The answers are at the bottom of this […]
Categories
Backing up and Restoring Open5GS
How to backup and restore Open5Gs config between servers
A glimpse into the complexities of prepaid billing (Online Charging) Diameter based networks.
Categories
Open5GS without NAT
Setting up Open5Gs without a NAT requirement, and the routing required to do so.
A look at how the HSS can update the profile of an already in-use subscription using Insert Subscriber Data Request/Response.
Categories
How UEs get Time in LTE
How does “Network Time” actually get to the UE?
5G introduces Network Slicing, or does it? A look at slicing mechanisms widely used in pre-5G networks.
New database time to support slicing and a migration path for existing users.
A look at MTU and its role in LTE and 5G Transmission.
The Packet Gateway’s purpose in the EPC.
Basic processes and functions of the LTE EPC Serving Gateway (S-GW).
Assigning static IPs to UEs in Open5GS