Categories
Asterisk Kamailio Voice over IP

Kamailio Bytes – Gotchas with Kamailio as an Asterisk Load Balancer

Things to keep in mind before using Kamailio as a Load Balancer for Asterisk

Categories
Kamailio Voice over IP

Kamailio World 2020

Kamailio world was an online event this year, but you can find all the videos here now they’ve all been posted.

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Kamailio Voice over IP

Kamailio Bytes – UAC – Authenticate Outbound Calls

Using UAC module to authenticate outbound calls where you need to respond to a 401 Unauthorised Response, or a 407 Proxy Authentication required

Categories
Kamailio Python Software Voice over IP

Kamailio Bytes – Docker and Containers

Using Docker to containerize Kamailio instanances

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EPC Kamailio LTE Software Voice over IP

Kamailio Proxy-CSCF Pull

My first Pull / Merge in the Kamailio project was to fix the IMS P-CSCF config

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Kamailio Voice over IP

Kamailio Bytes – http_client

Using Kamailio to send HTTP requests (POST & GET) to a HTTP server and store the result.

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Kamailio Voice over IP

Kamailio Bytes – Multiple Kamailio Instances on a Single Box

Running multiple instances of Kamailio on the same server using init.d

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Kamailio Security Voice over IP

Kamailio Bytes – SIP over TLS (SIPS)

Using Transport Layer Security (TLS) to protect SIP traffic from modification / manipulation and guarantee message authenticity.

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Kamailio Voice over IP

Kamailio Bytes – Nightly Releases the Lazy Way

Using apt package manager to install nightly Kamailio builds

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Kamailio Python Voice over IP

Kamailio Bytes – Ansible for Automating Deployments

Using Ansible to automate Kamailio deployments at scale

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EPC EUTRAN Kamailio LTE Mobile Networks RFCs & Standards Voice over IP

Things I wish I knew about setting up private VoLTE Networks

Lessons learned about setting up VoLTE / IMS Networks at small scale.

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Kamailio Python Voice over IP

Kamailio Bytes – Python + SIP with KEMI

Using KEMI to handle Kamailio SIP Routing in Python

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Kamailio Voice over IP

Kamailio Bytes – UAC for Remote User Registration to external SIP Server (Originating SIP REGISTER)

Using Kamailio’s UAC module to send outbound SIP REGISTER messages

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Kamailio Voice over IP

Kamailio Bytes – SIP UAC Module to act as a UAC / SIP Client

Using Kamailio UAC module to send a SIP Text Message (MESSAGE) to an administrator when a user dials an emergency services number.

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Kamailio Python Voice over IP

Kamailio Bytes – KEMI Intro

Using KEMI to write routing logic using languages like Python, Ruby, Lua and JS

Categories
EPC Kamailio LTE

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.

Categories
Kamailio Software Voice over IP

Kamailio Bytes – Dispatcher States

AP, IX, IP & DX – The meaning of Dispatcher states in Kamailio’s Dispatcher module.

Categories
Kamailio Software Voice over IP

Kamailio Bytes – Rewriting SIP Headers (Caller ID Example)

Stateless Kamailio SIP proxy example for changing Caller ID values

Categories
Kamailio Voice over IP

Load Testing with SIPp

SIPp (a performance testing tool for SIP) to simulate many concurrent calls leading to many concurrent transcoding sessions.

Categories
Kamailio Voice over IP

Kamailio Bytes – DMQ

Using Kamailio’s Distributed Message Queue to share memory data between Kamailio nodes