Kamailio protects your FreeSWITCH from the dark arts as well as providing you true HA and scaling. Solid performance that you would swear was… magic.

1. ClueCon 2020
Kamailio, FreeSWITCH,
and the Half-Blood Prince

2. ClueCon 2020
Kamawhat???
●
Kah-mah-illie-oh
●
Hawaiian word
●
“To communicate”

3. ClueCon 2020
Who am I?
●
Fred Posner
●
VoIP Consultant
●
Contact via qxork.com

4. ClueCon 2020
Half-blood Prince?
●
Awesome movie
●
May have had a drink or 7
●
You need to be ready for
what life throws you
●
Your first impression may
be very wrong

5. ClueCon 2020
Agenda
●
Brief Kamailio Intro
●
Benefits for
FreeSWITCH
●
Deployment Examples
●
APIBAN

6. ClueCon 2020
What is Kamailio?

7. ClueCon 2020
What is Kamailio?
●
SIP proxy server
●
SIP registrar server
●
SIP location server
●
SIP application server
●
SIP dispatcher server
●
SIP websocket server

8. ClueCon 2020
What isn’t Kamailio?

9. ClueCon 2020
Kamailio cannot be...
●
SIP phone
●
Media server
●
B2BUA

10. ClueCon 2020
Why Kamailio?

11. ClueCon 2020
Why Kamailio?
●
A topic in of itself…
●
Kamailio World 2017
Why I Love Kamailio
●
https://youtu.be/J204OGgZ51M
●
Open Source
●
Small Footprint
●
Fast
●
Modular
●
Plays well with others

12. ClueCon 2020
Selected Modules / Features

13. ClueCon 2020
Kamailio HTABLE
●
Hash Table Module
●
Stored in shared
memory
●
Custom cache system
●
Replication via DMQ

14. ClueCon 2020
KEMI
●
https://kamailio.org/docs/
tutorials/devel/kamailio-
kemi-framework/
●
Use other scripting
languages to write SIP
routing
●
Python
●
LUA
●
JavaScript
●
Ruby
●
Squirrel

15. ClueCon 2020
Kafka
●
Produces and sends
messages to a Kafka
server
●
New in 5.4

16. ClueCon 2020
MQTT
●
Bidirectional
publish/subscribe
communication to a
MQTT Broker
●
New in 5.4

17. ClueCon 2020
SECSIPID
●
Secure SIP identity
specifications - STIR
and SHAKEN IETF
extensions for SIP
(RFC8224, RFC 8588)
●
New in 5.4

18. ClueCon 2020
Benefits for FreeSWITCH

19. ClueCon 2020
FreeSWITCH Can Offload...
●
User Registrations
●
Authentication
●
Routing / LCR
●
CDRs
●
Security

20. ClueCon 2020
Benefits
●
Scaling
●
Security
●
Redundancy
●
Performance Gains

21. ClueCon 2020
Deployment Examples

22. ClueCon 2020
Deployment Examples

23. ClueCon 2020
Deployment Examples

24. ClueCon 2020
Deployment Examples

25. ClueCon 2020
Deployment Examples

26. ClueCon 2020
Deployment Examples

27. ClueCon 2020
Deployment Examples

28. ClueCon 2020
Deployment Examples

29. ClueCon 2020
Deployment Examples

30. ClueCon 2020
Scaling
●
HTABLE module
●
DISPATCHER module
●
REDIS, Kafka, API, etc
●
DMQ
●
on systems with 4GB memory,
Kamailio can serve a
population over 300 000
online subscribers
●
used as load balancer in
stateless mode, Kamailio can
handle over 5000 call setups
per second

31. ClueCon 2020
Security
●
PERMISSIONS module
●
PIKE module
●
SIP inspection
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GEO IP
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Block by User Agent
●
Block by CPS
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Block SQL injection
●
Block by anything you
need =)

32. ClueCon 2020
APIBAN

33. ClueCon 2020
APIBAN
●
https://apiban.org
●
FREE API Key
●
Kamailio Integration
●
Open Source Go client
(asterisk, freeswitch,
freepbx, netsapiens, etc)

34. ClueCon 2020
Thank you!
●
Questions?
●
Learn more:Learn more:
kamailio.orgkamailio.org
●
Contact me:
qxork.com