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SIP Trunking Equipment Vendors

3Com
Acme Packet
Avaya
Broadsoft
Dialogic
Digium/Asterisk
Ingate
Innovaphone
Intertex
IVR Technologies
Mitel
Nextone
Objectworld
Pingtel
Shoretel
Sphere

Verified SIP Trunking Interop Partners
Enterprise Equipment

Avaya enables businesses to achieve superior
results by designing, building and managing their
communications networks. Over one million businesses
worldwide, including more than 90 percent of the FORTUNE 500®,
rely on Avaya solutions and services to enhance value, improve
productivity and gain competitive advantage. Focused on
enterprises large to small, Avaya is a world leader in
secure and reliable IP telephony systems, communications
software applications and full life-cycle services.
Driving the convergence of voice and data communications
with business applications - and distinguished by
comprehensive worldwide services - Avaya helps customers
leverage existing and new networks to unlock value and
enhance business performance.

Dialogic Corporation, a global provider of world-class products
and technologies for media and signal processing and Ingate® Systems
have validated the Dialogic® 2000 Media Gateway Series (DMG2000) as
interoperable with Ingate SIParator® and Ingate Firewall® products.
The combination of a DMG2000 gateway and an Ingate SIParator or Ingate
Firewall allows enterprises utilizing legacy PBX and Contact Center
systems to easily and securely adopt SIP trunks as a replacement for
traditional PSTN voice services. More information on how the products
are used to enable SIP Trunking in legacy environments is available here.

innovaphone AG is an independent provider of IP telephony solutions for corporate customers. innovaphone has always completely dedicated its focus on the development, production and distribution of IP telephony solutions unlike traditional telephone exchange manufacturers and network suppliers. In doing so the company has become one of the few suppliers who is uncompromising in implementing IP technology: every solution component from innovaphone supports the supplier independent convergence standards H.323/H.450 and SIP. Thus the advantages of “Voice over IP” become visible in the VoIP gateways, the IP telephones and the IP-PBX – namely flexibility, protection of investment and economic efficiency. www.innovaphone.com .

Intertex Data AB develops and sells next generation fully SIP capable
broadband access routers, firewalls and ADSL-modems. Intertex can enable
E-SBC (Enterprise Session Border Controller) functionality in its products,
allowing SIP Trunking service providers to connect IP PBXes to their
services. The E-SBC functionality solves the basic SIP NAT/Firewall
traversal issue and the other hassles that hold back the growth of SIP
Trunking. The Intertex products are tested with most PBXes and can be used
with both Internet based VoIP services and managed VoIP services over
quality controlled pipes. The products support ADSL, Ethernet and VLAN
access and can be installed in parallel with an existing router/firewall
(SIParator mode) as well as being the router and firewall for both VoIP and
data. The Intertex IX78 model is designed for mass deployments for the
advanced home users, home workers and offices up to 50 users. For further
information, please visit our web site at
www.intertex.se.

NexTone® develops intelligent session management and interconnect systems for enterprises and for service providers who want to rapidly expand their reach and accelerate VoIP and multimedia capabilities. NexTone’s IntelliConnect System provides the visibility and intelligence needed to exchange, optimize, secure, and bill for voice and multimedia sessions flowing across diverse IP and IMS network boundaries. More than 550 service providers and enterprises worldwide use NexTone’s IntelliConnect System to manage technical complexities, optimize business economics, and remove partnership hurdles. For more information, please visit our Web site at www.nextone.com .
Pingtel is reshaping the communications market by delivering
the first enterprise class SIP PBXs, SIP call managers/routers
and SIP softphones based on 100% SIP, 100% open source software.
Offering enterprise-class communications applications under
Linux-style subscription licenses, Pingtel combines the best
attributes of open source development - low cost, adaptability
and flexibility - with the reliable solutions and support
enterprises require for voice applications. Pingtel's open
source SIP PBX is the linchpin technology that will catalyze
the movement of enterprise communications into the data center
and away from purpose-built hardware. Like enterprise-grade Linux,
this approach will drive commoditization of traditional telephony
hardware and software and eliminate vendor lock-ins that keep prices
high and limit innovation. For more information, visit www.pingtel.com.
ShoreTel is the fastest growing IP PBX company worldwide and the leader in customer satisfaction. The company has shipped its groundbreaking solutions since 1998 and continues to outpace the rapidly expanding VoIP market with technological advances and sales that are doubling year over year. ShoreTel voice systems are designed to make businesses smarter, setting new standards for usability and manageability while reducing telecommunications costs. A uniquely distributed architecture extends enterprise-class voice services to every office and outpost, keeping employees fully connected wherever they go. A select, worldwide group of channel partners provide top-notch service and support.
Ingate® Systems develops firewall technology and products that enable SIP-based live communication for the enterprise while maintaining control and security at the network edge. Ingate has a long history of developing next-generation firewall technology that solves the NAT/firewall traversal issue inherent in SIP communications. In addition to an extensive line of Ingate Firewalls®, the company also produces the award-winning Ingate SIParator®, a device that connects to an existing network firewall to seamlessly enable SIP communications.
Carrier Equipment
Acme Packet, the leader in session border control solutions, enables the delivery of trusted, first class interactive communications—voice, video and multimedia sessions—across IP network borders. Our Net-Net family of session border controllers supports multiple applications in service provider, contact center and large enterprise networks—from VoIP trunking to hosted enterprise and residential services to fixed-mobile convergence. They satisfy critical security, service assurance and regulatory requirements in wireline, cable and wireless networks; and support multiple protocols - SIP, H.323, MGCP/NCS and H.248; and support multiple border points - interconnect, access and data center. Our products have been selected by over 360 service providers, including 23 of the top 25, and 72 of the top 100 service providers in the world. For more information, contact us at +1 781.328.4400, or visit www.acmepacket.com .
BroadSoft provides VoIP application software that enables the delivery of hosted telephony and multimedia services. Its flagship BroadWorks® technology empowers wireless, wireline and cable carriers to deliver next-generation voice and multimedia applications and advanced features that enable them to increase revenue, enhance competitive differentiation and elevate customer satisfaction. BroadSoft's family of carrier-class software products delivers the scale, open architecture and reliability that the world's leading telecommunications companies demand to serve mission-critical enterprise and residential broadband customers.

Digium®, Inc., the Asterisk® company, is the original creator and primary developer of Asterisk, the industry's first open source telephony platform. Digium provides hardware and software products, including AsteriskNOW™, the complete open source software appliance; Asterisk Business Edition™, the professional-grade version of Asterisk; and Asterisk Appliance™ hardware-based telephony solution, to enterprises and telecommunications providers worldwide. Digium also offers a full range of professional services, including consulting, technical support and custom software development.
Used in combination with Digium's telephony interface cards, Asterisk offers a strategic, highly cost-effective approach to voice and data transport over IP, TDM, switched and Ethernet architectures. Digium's offerings include VoIP, conferencing, voicemail, legacy PBX, IVR, auto attendant, media servers and gateways, and application servers and gateways.
Other Ingate Interop Partners
Enterprise Equipment
3Com Corporation (NASDAQ; COMS) is a
leading provider of secure, converged
voice and data networking solutions for
enterprises of all sizes. 3Com offers a
broad line of innovative products backed
by world class, sales, service and support, which excel at delivering business value for its customers. Through its TippingPoint division, 3Com is the leading provider of network-based intrusion prevention systems that deliver in-depth application protection infrastructure protection and performance protection for corporate enterprises, government agencies, service providers and academic institutions. For further information visit www.3Com.com

IVR Technologies' Talking SIP is an advanced software platform that combines five traditionally separate network elements into a single, tightly integrated solution for SIP-based voice over IP networks. Talking SIP's revolutionary architecture combines the features of an application, media, real-time billing, location, and registration server into a single, cohesive, all-in-one solution. Talking SIP is designed to drive revenue to the network by providing intelligent and in-demand applications that attract users and reduce turnover through innovative features, creative billing options, customizability and end-user empowerment.
For more information and assistance please contact IVR Technologies, Inc.
sales at: +1 213-634-1522 or sales@ivr.com
/ www.ivr.com.

Mitel is a leading provider of integrated communications solutions
and services for business customers. Mitel’s voice-centric IP-based
communications solutions consist of a combination of telephony
hardware and software that integrate voice, video and data
communications with business applications and processes.
These solutions enable our customers to realize significant
cost benefits and to conduct their business more efficiently
and effectively by enabling enhanced communications, information
sharing and collaboration within a business and with customers,
partners and suppliers. Mitel is headquartered in Ottawa, Canada,
with offices, partners and resellers worldwide. For more information visit www.mitel.com .
Objectworld Communications Corp. is the first and
only provider of IT Telephony, VoIP phone system
software for the Microsoft® Windows® platform.
Objectworld products cut costs and enhance productivity
by extending or replacing traditional phone systems
with VoIP, Unified Messaging, Unified Communications
and more. UC Server allows customers to take control
of their phone systems with simple but powerful
administration and productivity tools, including
seamless, real-time integration with Active Directory®
and a point-and-click service creation environment.
Strategic alliances with leading SIP end-point vendors
through the Objectworld Connect Partner Program provide
customers with unprecedented choice, control and peace of
mind. Objectworld is the intelligent choice for organizations
seeking to gain competitive business advantage by integrating
business communications with business processes. For further
information, please visit our Web site at www.objectworld.com .
Sphere Communications is the first to deliver IP PBX technology as a business application for Service Oriented Architecture. A software company, Sphere delivers the most robust IP-based software communications technology available in the marketplace. The Sphericall platform hosts an extremely rich PBX and unified communications feature set and is proven in deployments that scale to more than 20,000 users. Sphere provides OEMs, ISVs and application developers with the Sphericall Web Services SDK, enabling communications to be easily integrated into business applications and purpose-built communications systems. Founded in 1994, Sphere Communications is headquartered in Lincolnshire, Illinois and provides its products to a wide variety of customers worldwide. For more information please see the Sphere Communications web site
at www.spherecom.com or contact us at 1-888-774-3732.
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SIP Trunking Providers

360 Networks
Bandtel
Bandwidth.com
Broadvox
Cbeyond
Cellip
Excel
IP-Only
Nexvortex
Voex
VoIP Unlimited
XeloQ Communications

Verified SIP Trunking Interop Partners

360networks is a leading wholesale provider of communications products and services in the western United States. 360 offers a wide range of communication products including private line, IP, dark fiber and its wholesale VoIP product, VoIP360sm. VoIP360 is 100 percent IP-based and runs on the company’s wholly-owned 16,000 mile fiber optic backbone, providing maximum reach, reliability and quality of service.
BandTel is a leading worldwide provider
of SIP Trunking services. The company
is dedicated to ensuring its customers
and partners alike have access to the
most reliable, end-to-end VoIP service
available on the market today.
Its N-PlusSM architecture is designed
to solve the throughput and redundancy
problems on high capacity SIP based networks
and eliminates any single point of failure.
BandTel continues to develop strong partnerships
with leading carriers and telecommunications
companies such as: Global Crossing,
XO Communications, Level 3, Qwest Communications
and Verizon Business. BandTel is headquartered
in Newport Beach, California
Bandwidth.com is a complete communications provider offering advanced VoIP, internet and network services in all 50 states and around the world. We provide compelling new features and dramatic cost savings to both small and large businesses.
Founded in 2001, Broadvox is a worldwide leader in providing integrated managed VoIP services to SMB, Enterprise and Carrier customers. It has deployed one of the largest, full-featured global VoIP networks and is trusted by more than 160 telecommunications carriers, CLECs, ISPs and over a thousand enterprises to terminate and originate over six billion minutes annually. The Broadvox network operations center provides the reliability, security and quality of service required by the world’s most discriminating customers. Broadvox offers SIP Trunking, SIP origination and termination services and hosted communications solutions. Broadvox is headquartered in Dallas, Texas. Please visit www.broadvox.com for additional information.
Cbeyond, Inc. (NASDAQ: CBEY) is a leading IP-based managed services provider that delivers integrated packages of local and long-distance voice along with mobile and broadband Internet services to more than 29,000 small businesses in Atlanta, Chicago, Dallas, Denver, Houston, Los Angeles and San Diego. Cbeyond offers more than 20 productivity-enhancing applications including BlackBerry(r), voicemail, email, Web hosting, fax-to-email, data backup, file share, and VPN.
Cbeyond manages these services over a private, 100-percent Voice over Internet Protocol (VoIP) facilities-based network. Cbeyond deployed its first SIP Trunking customer in January 2005 and led the defining of the SIPconnect industry specification via the SIP Forum. For more information on Cbeyond, visit www.cbeyond.net .
Do you choose between the flexibility of your own PBX and having the availability of an outsourced Centrex service?
Cellip will actually let you have both at a lower cost yet yielding higher availability than most vendors. This is included in the Cellip SIP-trunk offering (available in Sweden, Norway, Denmark, Finland, Germany and the UK).
Cellip also offer value added service of having a Mobile PBX, phone conferencing solutions and personal answering-service and services like fax-to-pdf and v-mail-to-e-mail. Cellip is one of the top 3 suppliers of VoIP to the business market in Sweden.
Excel Telecommunications operates one of the few nationwide native VoIP networks in the U.S. that can interface with SS7, ISDN, DTMF and VoIP protocols. Our state of the art network design incorporates various next-generation soft-switches, application servers and devices that utilize SIP, 323 and MGCP protocols.
The first implementation of a 100% native VoIP Network with ubiquitous Feature Group D (FGD) coverage in the United States; enabling Excel to originate and terminate traffic over Excel’s own network virtually anywhere. Excel’s network has been engineered for carrier-grade performance with built-in redundancy, including our soft-switch, core backbone routers, SS7 signaling lines and re-routing elements.
Our SIP Trunking bundles products have been carefully designed to better enable the flexibility required from customers implementing IP PBX’s making is easier than ever to implement unified communications with Excel’s SIP Trunking Bundles and our virtual voice paths and dynamic bandwidth allocation packaging. Please visit www.excel.com for additional information.
An independent Swedish Internet and telecom operator focusing on companies with high demands on bandwidth, accessibility and reliability. IP-Only, privately owned and run from its head office in Uppsala, is one of only four operators in Sweden who owns its own national network infrastructure all the way from the physical fiber and regenerator stations to the IP backbone. The other three are TeliaSonera, TDC Song, and Telenor. We offer our clients the competence, capacity and reliability needed when presence on communications networks, both Internet and the PSTN, is truly business critical. We install, start up and monitor our client’s connections to the IP network and the PSTN through our NOC (Network Operation Center) staffed around the clock.
IP-Only's fiber based SIP-Port enables you to use IP telephony between your own offices, but also to customers and business partners. Internal calls are made over the LAN, and external calls are made over the Internet connection. A SIP-Port delivered over optic fiber means telephony with high capacity and accessibility that can both simplify business and reduce costs.

nexVortex is the leader in providing
Business Grade VoIP Trunking and line
services. Our Service Assurance Manager
(SAM) enables us to deliver a superior
level of audio quality at extremely
attractive prices with the reliability
that businesses demand. We provide flexible
plans and features including VoIP Disaster
Recovery for peace of mind that your voice
operations will continue to operate even in
the event of a natural disaster or a catastrophic
failure of your equipment or Internet access,
authentication keys that can exclude ex-employees,
VoIP hunt group emulation and real-time account
management and billing. For more information visit
www.nexvortex.com or call 703.579.0200
VoEXTM, Inc., is a VoIP managed-service provider offering global peering infrastructure, network interoperability, industry-leading quality of service and advanced applications capabilities for top-tier carriers, mobile operators, cable operators, voice service providers, academic institutions and enterprises. VoEX maps the world’s phone numbers to resolvable IP addresses by combining an advanced carrier-grade VoIP peering infrastructure with the world's largest carrier ENUM registry — now totaling over 250 million phone numbers — to interconnect IP, TDM and hybrid-network service providers at disruptively low prices. For all service providers, VoEX offers proven, unprecedented quality of service through its intelligent routing, multiple protocol support, and adherence to industry standards. VoEX is a privately held company headquartered in Foster City, California, with global operations serving customers throughout North America, Europe and Asia.For more information, visit us at www.voex.com .
“VoIP Unlimited was specifically set up to assist IT and Telephony dealers in introducing business level Voice Over IP services to their SME customers in the UK. VoIP Unlimited has identified significant revenue opportunities for IT and Telephony dealers to expand the range of IP services to their customer base, gaining new, recurring revenue streams, increased spend and vastly reducing customer churn.
We believe we have covered all the crucial elements to offering an effective VoIP service: geographic and non geographic numbering, DSL and MPLS IP connectivity, number porting and managed billing.
VoIP Unlimited can offer a guaranteed quality VoIP service by ensuring that all these elements have been covered. Dealers can at last offer a single point of contact for all their customer's business communications needs.”
For more information, visit us at www.voip-unlimited.net .
XeloQ Communications is a VoIP provider operating in the International VoIP arena since 2002 and has the technical & commercial people and skills to support whatever is possible in the exiting world of the Internet Telephony. We run our operations and NOC’s from 3 different countries so we have support departments covering different time zones. We deliver VoIP and Internet Telephony to worldwide consumers, small and medium businesses and enterprise customers. XeloQ Communications partners with Cisco, LinkSys, AVM, Siemens, Astium, 3CX, Zultys, Vegastream, ShoreTel, fring, Nimbuzz and many other IP PABX and VoIP hardware/software manufacturers. Our main strategy is to serve our (branded) resellers (currently 80 resellers in 29 countries) and B2B customers with VoIP solutions like call shops, calling cards, hosted VoIP and worldwide DID numbers. Businesses and resellers are welcome!
For more information, visit us at www.xeloq.com .
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