infrastucture

1. building the best SIP infrastructure in Germany
carrier grade core VoIP system with opensource

2. Jöran Vinzens
Cologne / Germany
over 10 years with VoIP
started with HiPath at siemens
VoIP engineer / administrator
since 2005 asterisk

3. sipgate
Düsseldorf / Germany
started in 2004
VoIP carrier
VOIP in DE / UK
MVNO / GSM in DE
private and business

4. Why am I here?
Matt Jordan was in Düsseldorf
http://sipg.at/leandusmj

5. telco prospective only

6. sipgate in 2004
SER
ISDN PRI

7. sipgate in 2004
Drawbacks:
- regional numbers of server location only
- no carrier features on E1
- very limited bandwidth
- distributed setup across Germany

8. sipgate some years later
with carrier interconnect
ISDN PRI
OPEN
SER
TELES
ISDN PRI
SS7
STM1

10. sipgate some years later
drawbacks:
- Teles blackbox
- limited lines
- no control of SS7
- setup in an remote location
- scale problems

11. sipgate now
SS7 E1
YATE
YATESIP
YATE
SS7 MAP
SIP
SIP
Carrier
DB
HLR
SMSC
FastAGI
AMI
AGI

13. sipgate now
SS7 E1
YATE
YATESIP
YATE
SS7 MAP
SIP
SIP
Carrier
DB
HLR
SMSC
FastAGI
AMI
AGI

14. YATE
- SS7 interconnect via SCTP
- MGCP control of mediagateway
- routing decision
- LNP / LEC check
- SIP for internal
- CDR
YATE
SIPSS7 SCTP
ISDN Circuit RTP
MGCP

15. sipgate now
SS7 E1
YATE
YATESIP
YATE
SS7 MAP
SIP
SIP
Carrier
DB
HLR
SMSC
FastAGI
AMI
AGI

16. YATE
- SS7 Interconnect via SCTP
- MGCP Control of mediagateway
- MAP / CAMEL handling for GSM signalling
- ISUP handling for calls
- XML connection to HLR / SMSC
YATE
SIPSS7 SCTP
ISUP MAP CAMEL
MGISDN Circuit RTP
MGCP
HLR
SMSC
XML

17. sipgate now
SS7 E1
YATE
YATESIP
YATE
SS7 MAP
SIP
SIP
Carrier
DB
HLR
SMSC
FastAGI
AMI
AGI

18. Asterisk
- billing
- announcement
- SIP formatting for carrier
- ASR / NER
- CDR AGI
AGI
AGI
AGI
DB
DB
AGI
AGI

19. sipgate now
SS7 E1
YATE
YATESIP
YATE
SS7 MAP
SIP
SIP
Carrier
DB
HLR
SMSC
FastAGI
AMI
AGI

20. asterisk
- media mixing
- businesslogic via FastAGI
- PBX features for cusomer
- accouncement
- voicemail
- grouped in cluster
- sipgate IO
DB
Daemon
AMI
Local
fastAGI
Daemon
AMI
Local
fastAGI
Daemon
AMI
Local
fastAGI
Daemon
AMI
Local
fastAGI
Daemon
AMI
Local
fastAGI
DB

21. asterisk
DB
Daemon
AMI
Local
FastAGI
DB
Local
FastAGI
Local
FastAGI
Local
FastAGI
e.g. BLF

22. sipgate now
SS7 E1
YATE
YATESIP
YATE
SS7 MAP
SIP
SIP
Carrier
DB
HLR
SMSC
FastAGI
AMI
AGI

23. kamailio
- SBC
- pike and pipe limits
- fraud detection
- NAT detection
- IPv6 keepalive
- stateless forwarding
- SIP cleanup / enrichment
SIP
Carrier

24. Kamailio
- IPv4
- - UDP Anycast (single IP, same weight) DNS AAA
- - TCP Unicast (single IP) DNS RR
- IPv6
- - UDP prioritized Anycast (multiple IPs different weight) DNS RR
- - TCP prioritized Anycast (multiple IPs different weight) DNS RR

25. sipgate now
SS7 E1
YATE
YATESIP
YATE
SS7 MAP
SIP
SIP
Carrier
DB
HLR
SMSC
FastAGI
AMI
AGI

26. kamailio
- stateful proxy
- registrar
- authentication
- call routing
- customer lookup
- carrier routing
- trigger RTP engine

27. internal routing
- routing via DNS (ENUM)
- own routing engine
- DNS server connects to daemon
carrier routing
- according prefix
- LNP / LEC based (local exchange carrier)
internal routing
- customer based

28. Monitoring
Icinga / Nagios
Cacti
→ http://sipg.at/osmcicinga
signalling
- Homer
RTP
- VoIPFuture
- Nextragen

29. Monitoring
NEUE SCREENSHOTS!!!

30. Monitoring
SS7 E1
YATE
YATESIP
YATE
SS7 MAP
SIP
SIP
Carrier
DB
HLR
SMSC
FastAGI
AMI
AGI

31. next steps
- eliminate different groups of software
- less hardware more virtualized
- automated deployment
…
Tbc.

32. we hire
we always search for good people

33. thanks
questions?