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VON Europe 1999
SIP Progress ReportNavigating the Crossroads to Interoperability
Jim Nelson - Founder, co-CEO
www.dynamicsoft.com
Leader of Java-based software applications for converged networks
Why Is Interoperability Critical ?
Interoperability Allows Service Providers
To freely choose what equipment components are best for their network deployment
Interoperability Allows Equipment Manufacturers
To provide differentiated solutions to end customers
www.dynamicsoft.com
Leader of Java-based software applications for converged networks
Specific Interoperability Challenges
Between Multiple Equipment Vendors
In today’s environment, carriers will deploy equipment from multiple vendors
Between Different Networks
Need bridge between different carrier networks
www.dynamicsoft.com
Leader of Java-based software applications for converged networks
Technical Challenges
Media Gateway Controller (MGC) to Media Gateway (MG)
MGC to MGC
MG to MG
www.dynamicsoft.com
Leader of Java-based software applications for converged networks
What is SIP ?
Session Initiation Protocol (SIP)
IETF Proposed Standard (RFC 2543)
Generic Call Services Protocol
Similar to HTTP
www.dynamicsoft.com
Leader of Java-based software applications for converged networks
SIP’s Role in Interoperability
to PSTN
to SS7Signaling Gateway
Signaling Gateway
MediaGateway
Controller
MediaGateway
Controller MGCMGC
SGSG
MediaGateway
MediaGateway MG
MG
SIPClient
SIPClient
SIPProxy
SIPProxy
RTP
Megaco IP Network
to SS7
to PSTN
SIP
Megaco
sigtran sigtran
www.dynamicsoft.com
Leader of Java-based software applications for converged networks
SIP Components
User Agents
Clients to initiate calls and servers to accept or reject calls
Servers
Proxy
Redirect
Registration
www.dynamicsoft.com
Leader of Java-based software applications for converged networks
SIP Is A Platform
Defined Building Blocks Enable Rapid Innovation
Extensibility Mechanisms
Security
Media and Transport Independent
www.dynamicsoft.com
Leader of Java-based software applications for converged networks
Value of SIP
Interoperability
User agents for intra-MGC communications
Servers that span carrier networks
Designed for IP Networks
Platform for Enhanced Services
Scalable
www.dynamicsoft.com
Leader of Java-based software applications for converged networks
SIP Is Scalable
Minimal Resource Requirements
Stateless servers
Minimal bandwidth overhead
Well suited for endpoint devices
Low Call Setup Times
Text-based Encoding
www.dynamicsoft.com
Leader of Java-based software applications for converged networks
SIP Enables Applications
Billing
Directory Services
Internet Call Waiting
Collaboration
eCommerce
Click-N-Call
www.dynamicsoft.com
Leader of Java-based software applications for converged networks
SIP Interoperability Update
SIP Bake-Off Events
April 1999 - 15 Companies test interoperability between their equipment
dynamicsoft, Nortel, Ericsson, 3 Com, HP, Ellemtel, Dialogic, BT, PingTel, Alcatel, Columbia University, MCI, Cisco, Lucent Technologies, MediaTrix
Call setup interoperability demonstrated in 2 day event
Next Bake-off planned for August in New York, USA
www.dynamicsoft.com
Leader of Java-based software applications for converged networks
What Is MEGACO ?
Media Gateway Controller Protocol MGCP, MDCP, H.gcp
Common Media Control Interface
Moving Forward As The Recognized Standard
Version 02 Expected This Week
www.dynamicsoft.com
Leader of Java-based software applications for converged networks
MEGACO Interoperability
Drive Standards from the MGC to the MG
Vendor A MGCVendor A MGC
Vendor A MGVendor A MG Vendor B MGVendor B MG Vendor C MGVendor C MG
www.dynamicsoft.com
Leader of Java-based software applications for converged networks
Interoperability Next Steps
More Interoperability Events
More Equipment Manufacturers and Service Providers Actively Testing Interoperability
Active Participation by Leading Standards Bodies and Consortiums
www.dynamicsoft.com
Leader of Java-based software applications for converged networks
dynamicsoft’s SIP Effort
Drive Standards
Drive Increased Scalability and Interoperability
Deliver Enabling Technologies to Build Applications
www.dynamicsoft.com
Leader of Java-based software applications for converged networks
jSIPTM Implementation
Rich API Set for Flexibility Java and C/C++
Internet Approach Platform independent
Clients and servers
Security and firewall friendly
Version 2.1 Shipping Today Designed to deploy SIP rapidly
www.dynamicsoft.com
Leader of Java-based software applications for converged networks
Information Resource
www.dynamicsoft.com
Booth #26
[email protected] p: +1 732.741.7244
