AG Projects

• Web site: http://ag-projects.com
• High-availability OpenSER platforms http://www.ag-projects.com/docs/AG-Platform.pdf
• CDR mediation for OpenSER CDRTool
• ENUM Tier-2 management (DNS NAPTR records) ENUM
• SIP SIMPLE presence policy server OpenXCAP
• IM MSRP relay MSRPRelay
• Load balancing and redundant NAT traversal MediaProxy
• Integrated SOAP/XML provisioning system NGN-Pro
• Prepaid/postpaid
• Scalability to millions of subscribers

AgileCO

• Web site: http://agileco.net http://vnap.ws http://gpro.ws
• Contact: info_at_vnap.ws
• MultiModal - MultiService Platform
• High-availability hardened OpenSERSER platforms
• OpenSSI Clustering to support millions of subscriber
• CDR collection and mediation for OpenSER, Asterisk and Cisco
• Radius, Diameter / Ldap integration
• SMS / MMS / SIMPLE / XMPP / H.264 / integration/implementation
• Contact Center (IVR- VoiceXML /Jabber / Outbound/Inbound Marketing implementation)
• ENUM and DunDI management (DNS NAPTR records)
• Load balancing and redundant NAT traversal MediaProxy
• Integrated SOAP/XML provisioning system
• postpaid/MiCropayment/Prepaid
• Jain/ParlayX support
• IMS and MIH integration
• FireFox SIP Client ToolBar

Asipto

• Web site: http://www.asipto.com
• Daniel-Constantin Mierla, co-founder OpenSER/Kamailio
• Elena-Ramona Modroiu, co-founder OpenSER/Kamailio
• OpenSER/Kamailio training, consultancy and development
• OpenSER/Kamailio-based SIP solutions

Asterisk Agent

• See OpenSER in action: http://www.youtube.com/watch?v=b0kgo-o_T04
• Specializing in High Availability OpenSER clusters
• Live Support available
• Open 24/7
• Web site: http://www.asteriskagent.com

Brett Nemeroff Consulting, Dripping Springs, Texas

• Over 10 Years advanced CLEC and ESP experience
• Understand the concepts and requirements of CLEC needs
• Custom OpenSER Development
• Quick product turnaround
• Familar with performing advanced architectures and cost analysis for MTU (Multi-tenant) markets.

Edvina AB, Sollentuna, Sweden

• Web site: http://edvina.net
• Olle E. Johansson, Asterisk developer
• OpenSER and Asterisk integration
• OpenSER installation, configuration
• SIP network design

Neotiq FRANCE Paris

• Website in french: http://www.neotiq.com
• Consulting, architecture and design of OpenSER solution
• Design and development of new services for IMS based on OpenSER
• Integration of other systems like Asterisk, Yate and gateways like Audiocode, Dialogic/Cantata, Nortel, Cisco.

Oralnet

• Web site http://www.oralnet.co.uk
• Oralnet provides enterprise level solutions, both turnkey and bespoke, in many fields
• High-availability / Resilient infrastructures
• Multi-lateral peering - Global solutions
• NAT traversal / Media proxies
• Convergence and Integration (Asterisk, Cisco, H323 etc)
• IM/XMPP/video
• CDR / Billing
• Support and SLA's
• Information Security Policy design
• Business Process Engineering
• Project Management
• Email: info@oralnet.co.uk
• Telephone: 00 44 844 484 5745

TELEFAKS.DE Mein50Plus GmbH, Usingen bei Frankfurt

• Voice-Applikationen mittels eigenem Application-Server für Asterisk und Freeswitch, Definition der Voice-Applikationen per GUI
• verschlüsselte und abhörsichere Kommunikation und Telefonkonferenzen via TLS/SRTP, sowie Verschleierung der Identität der Gesprächspartner
• die Integration von Kommunikationslösungen in Mehrwertlösungen, z.B Geocoding eingehender Anrufe, Kopplung mit Alarmsystemen, Integration von Datenbanken, Abrechnungssystemen usw.

• Home page: http://www.telefaks.de
• Email: mailto:information@telefaks.de
• Contact: Peter Steinbach
• Telephone: PSTN +49.6081.688533
• Street: Theo-Geisel-Strasse 25
• Zip Code: 61250
• City: Usingen / Frankfurt /M

Voice System SRL

• Voice System - the founder and major player of OpenSER project
• Web site: http://www.voice-system.ro
• Voice System team includes:
  • co-founder and core developers of OpenSER
  • core developer of SER
• Services:
  • consultancy & technical support (per time or per project)
  • design and implementation of VoIP platforms based on OpenSER
  • training courses for operating and developing OpenSER
  • code development on request
• Products - OpenSER based:
  • Turn-key VoIP Operator Platforms (simple or clustered designs)
  • Prepaid system (integrated billing or Radius Connector)
  • Far-end SIP NAT traversal solution (NATBOX)
  • SIP Multi Dispatcher (LB for clustering GW, Asterisk or FreeSwitch)
  • Presence Agent Server

VoIP Embedded Inc.

• web site: VoIP Embedded
• OpenSER and Asterisk integration
• SBC/ALG Configuration
• Least Cost Routing implementations
• Upper registrar
• Embedded systems integration
• Technical support

VoIP-Outsourcing.com

• Web site: VoIP-Outsourcing.com
• Technical support
• OpenSER implementation service
• Wholesale Billing System
• Retail Billing System
• SBC Configuration

Pablo Saro - VoIP Engineer

• Contact: mailto:pablosaro@gmail.com
• High-availability OpenSER/OpenSIPS/Kamailio platforms
• SIP delivery services platform
• Carrier grade solutions
• SIP / xmpp integration
• Web 2.0 Integration
  • Web Flash Phone and Chat
• Centralized web management
• Load balancing and redundant NAT traversal (MediaProxy)
• Solutions for Hosted IP PBX providers
• Scalability to millions of subscribers
• Asterisk and FreeSWITCH integration
• Integration with commercial telephony products (Cisco, Avaya, AudioCodes, Quintum)
• Database configuration storage
  • Realtime configuration delivery
  • MySQL Cluster
• Corporate LDAP integration
• Fax
• UNIX / Linux / Solaris Engineering
• Network Engineering

Evariste Systems

• Web site: http://www.evaristesys.com
• Knowledge base: http://www.evaristesys.com/workshop
• VoIP FAQ: http://www.evaristesys.com/workshop/index.php/VoIP_FAQ
• Contact: 678-954-0670 (or see contact form on web site)
• Location: Atlanta, Georgia, USA
• Services:
  • Kamailio/OpenSIPS product support
  • Large-scale Asterisk deployments.
  • SIP service delivery platform engineering.
  • IP network engineering.
  • VoIP contact centers project.
  • QoS.
  • VoIP application integration.
  • Telecommunications operational support systems.
  • Billing, rating, & least cost routing.
  • Cisco voice gateways.
  • SIP trunking.
  • Private VoIP peering/settlement.
  • Fax to email.

See also:

• OpenSER - open source SIP server with TLS support