Since it’s been a little while since the last TMCnet IP Multimedia Subsystem (IMS

) news roundup, this seems as good a time as any to give you a rundown on what’s been happening in the world of unified communications, fixed-mobile convergence, and dual-mode

telephony. April was a fairly busy month for IMS news, as you’ll see from the reports highlighted here.
April 1 --
Sylantro Systems (News - Alert) announced the appointment of Marco Limena as the company’s new president and CEO. Limena told TMCnet that one of his main focuses will be on continued development in the IMS arena, an industry which he indicated shows tremendous promise. [
Full story]
April 2 –
RADVISION announced the launch of a new industry group, International Multimedia Telecommunications Consortium, which will address IMS technology interoperability issues. The group is chaired by Tsahi Levent-Levi, a product manager at RADVISION’s technology business unit. [
Full story]
April 3 – IMS network equipment provider
Enea announced that it signed a two-year, $3 million services services agreement with an unnamed provider of application servers for converged networks. Under terms of the agreement, Enea will assume control of the company's test operations, providing processes, tools, training, audits and management services. [
Full story]
April 9 – TMCnet highlighted the recently published “IMS for Dummies” from
RadiSys—a company that specializes in AdvancedTCA (ATCA)-based computing and networking solutions—in conjunction with Intel (
News -
Alert). The book is intended to cut through the confusion about IMS (what it is, what it can do, etc.) [
Full story]
April 10 –
Acme Packet announced that it is evaluating the performance of its Net-Net session border controllers using
Navtel’s IMS test solution. The company chose Navtel’s solution because of its scalability, performance, test coverage and ease of use. [
Full story]
April 12 – TMC announced winners of the first IMS Leadership Awards, through
IMS Magazine. This awards program was established to recognize products or services which made outstanding achievements in the growing IMS market. Winning companies included BroadSoft, RadiSys, Siemens, Sprint (
News -
Alert) Nextel, and Tekelec. [
Full story]
April 16 – An article by TMCnet president Rich Tehrani highlighted the IMS interoperability partnership between
Tekelec and
HP. The two companies began collaborating last year and more recently made an announcement that their respective platforms work together. [
Full story]
April 18 – Rich Tehrani wrote about his recent meeting with
Huawei (News - Alert), a Chinese equipment manufacturer with a large suite of products ranging from EVDO cards for laptops to WiMAX

and optical networking equipment. The company has ambitious plans to become the world leader in IMS and FMC solutions. [
Full story]
April 20 –
Ericsson (News - Alert) announced a recent agreement with
China Netcom’s Beijing branch, to build an IMS-based multimedia network based on Ericsson’s IP-Centrex

solution. The company will serve as sole supplier of Netcom’s IMS system in Beijing, as well as providing system integration services needed for successful completion of the project. [Full story
here and
here]
So there you have it—IMS news highlights from April. Watch this space soon for more.
IP Multimedia Subsystem (IMS) | X |
| This shows the structure of the IMS architecture where potential Applications Servers optimize content as well bandwidth. In Scenario Y, companies may provide Feature Servers Content Manager or Multi...more |
802.16 (WiMAX) | X |
| As a sister technology to Wi-Fi, the IEEE 802.16 specification outlines technology for Wireless Metro Area Network (MAN). WiMAX actually stands for Worldwide Interoperability for Microwave Access, whi...more |
Dual-mode | X |
| Dual-Mode handsets give cellular and WiFi a "voice" enhancing corporate data infrastructure and lowering telephone system costs. Dual Mode uses unlicensed low-power short-distance WiFi 2.4 GHz and li...more |
Centrex | X |
| CENTREX or CENTtral office EXchange is a telephone company service with switching in the CO-Central Office not at the customer premise.
CENTREX is known by many different names and is a service/rent ...more |