VoIP Blogging > Damien Caro's Blog : About IP-PBX Interoperability

[TechNet Blogs] During TechEd EMEA IT Pro I've had the pleasure to discuss with Francois Doremieux from the Office Communications Server Product Group about IP-PBX interoperability with OCS 2007 R2. We wanted to clarify the Microsoft story around the interoperability between OCS and other existing PBXs.

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[IP PBX] IP PBX | VoIP PBX |PABX: snom Continues Partnership Momentum by Teaming with Brekeke SoftwarePR Web (press release), WA - Nov 17, 2008After rigorous testing and evaluation, Brekeke's IP-PBX received full certification by snom as interoperable and deployable with snom 3xx series VoIP phones ...SIP-to-Cellular Gateways from Multi-Tech Enable International .

[Office Communications Server Team Blog] Direct SIP with IP-PBX in Office Communications Server 2007: Because of the requirements for the SIP messages across the SIP trunk to not include the “+”, appropriate dial strings need to be used by the Office Communications Server Mediation Server when interacting with the IP-PBX. However the core internal logic of Office Communications Server with respect to phone numbers has to be preserved, in order to not disrupt a range of typical Office Communications Server scenarios such as publishing contact information within the presence document.

[pbxnsip on VoIP and IP PBX] pbxnsip on VoIP and IP PBX: Technical Know How - pbxnsip Agent Groups: The pbxnsip PBX is used to put the components from different vendors together in an enterprise communication system. Customers benefit from a modern PBX feature set that includes mobility support, computer telephone integration, and vendor independency.

[Nemertes Research - Independence, Integrity, Insight] Nemertes Impact Analysis: Microsoft Ups the IP-PBX Ante: Microsoft updated Office Communications Server 2007 to add beefed-up telephony features. Microsoft's move underscores the reality that most organizations have not yet accepted the viability of OCS as an .

[a Single Point of Contact] Details on the August 2008 improvements to Direct SIP with IP-PBX ...: Francois Doremieux,& Jerome Berniere have written a great article that talk to the changes around Direct SIP with IP-PBX for Office Communication Server 2007 with the August 2008 OCS updates. These updates allow OCS 2007 to talk with .

[TechNet Blogs] OCS2007 Telephony integration options overview: One option is to order a new PRI link from the PSTN with a new number range and to forward the PBX extensions via the PSTN to the new PRI link. In this scenario the OCS user gets a new phone number and another disadvantage of this solution is that the OCS user usually just gets incoming calls from his old phone number as the forwarding phone number will be signaled on an incoming call and not the correct calling party number.

[Leadership By Numbers] IP PBX, Microsoft And IBM: Microsoft has a different spin, developing its own PBX functionality with OCS [Office Communication Server], with the long-term goal of supplanting PBXs. The OCS telephony platform lacks standard PBX features such as attendant operator emergency services support and failover, according to the recent Gartner Magic Quadrant report on corporate telephony .

[Web Development] Brekeke Software Confirms Connectivity with Microsoft Office ...: The current version of Microsoft OCS only supports Transmission Control Protocol (TCP), not User Datagram Protocol (UDP) which is widely used among VoIP products in the market today. By translating between TCP and UDP, Brekeke PBX enables Microsoft OCS users to benefit from Unified Communications connected to any SIP device, application, or infrastructure.

[VoIP Blogging] The NEC Group deploys Alcatel-Lucent's IP telephony solutions ...: 3CX and Deerfield.com Bring PBX Integration to Email Management: It is entirely SIP standard based, and therefore interoperates with leading SIP phones, VoIP Gateways and VoIP providers. 3CX’s IP PBX has earned .

[pbxnsip on VoIP and IP PBX] pbxnsip on VoIP and IP PBX: Sales 'Know How' - pbxnsip: The pbxnsip PBX is used to put the components from different vendors together in an enterprise communication system. Customers benefit from a modern PBX feature set that includes mobility support, computer telephone integration, and vendor independency.

[VoIP Insider] Need an IP PBX? 101104 Alternatives to Cisco and Avaya. ”” VoIP Insider: It will be interesting to see if FreeSwitch proliferates in a similar manner to Asterisk….most of the implementation of FreeSwitch I have come across seem to be enterprise/carrier grade stuff….which is awesome….I have not come across a lot of folks who are applying FreeSwitch to SMB type deployments and using it as an IP PBX. I have seen Freeswitch competing against Asterisk/OpenSER tandem as a viable solution for large scale stuff.

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