Archive for the ‘PBX’ Category

 
 

No Thrash Zone

Tuesday, December 12th, 2006

If I only had one word to describe the state of electronic communications today, the word I would choose is “thrash.” Here’s Wikipedia’s definition:

“In computer science, thrash is…used to describe a degenerate situation on a computer where increasing resources are used to do a decreasing amount of work.”

Sound familiar?

Talkster President and COO James Wanless had this insight in an airport while he was juggling a laptop and a mobile phone and trying to communicate on both devices.

“There wasn’t a really good way to do this,” he says. What was needed, “was a means to consolidate all the forms of communication used every day, on a device being used every day, in a way that can be brought under the umbrella of the IT department.”

That unifying device is, unsurprisingly, the mobile phone. And Wanless’ solution is Talkster, an Toronto, Ontario-based spin-off of IVR and SMS messaging company Software I.T. Inc. Talkster

When Talkster’s new service is fully realized sometime next year, it will connect mobile phones to landlines, VoIP networks, corporate PBXs, and Voice over Instant Messaging networks. In short, the service will connect with anything that can carry voice even if it doesn’t have a phone number.

But Talkster does things differently than you might expect. Calls are conventional mobile phone calls, not VoIP calls. And you don’t need any special client software on the phone. The only requirement is a Web browser application on the phone. You don’t even need a special data service.

Instead of connecting the call through the mobile network and carrying it as a VoIP call over the data network as many services do, Talkster connects the call over an IP network but uses the mobile network to carry the call. This design is based on what’s already out there working.

“There are billions of cell phones and everyone knows how to use them and how they’re billed,” Wanless explains.

Talkster ’s enterprise-friendly architecture sets it apart from other applications that bring IM and VoIP to the cell phone.

Skip the analyst-babble about Web 2.0 and Web Services. Here’s the skinny: Talkster separates the service from the network. This makes it easy for organizations to integrate Talkster services into existing voice systems, network controls, IT policies and billing systems.

“You can take the service layer and put it on your network,” Wanless explains. “It allows you to bring cell phone into that world.”

Presence-awareness is an essential component of the Talkster approach. Follow-me and simultaneous ring features don’t really meet that need, according to Wanless, because they don’t tell you if the person you’re trying to reach is available at any of those places.

In the future, Wanless sees presence becoming as essential on the phone as it is to IM. “Presence is going to grow because many devices are starting to transmit that.”

Talkster uses the contact-centric approach of IM applications. “You choose the contact name and connect where the person is,” Wanless explains. Talkster’s menu shows you who’s available and where they can be reached. You can also ask Talkster to connect and call you back, similar to services like Jajah.

Talkster is offering a free beta test of its service for calls to MSN, Google Talk and Gizmo Project instant messaging services. You can sign up on the company’s website. The company plans to debut its enterprise mobility service in 2007.

“A lot of new things are coming in 2007 that will really show how we’re positioning ourselves as a company,” Wanless adds.

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Business VoIP Migration: Evolution or Revolution

Monday, December 11th, 2006

Should businesses take an evolutionary approach to VoIP? Or should they bite the bullet and completely replace their existing TDM systems?

Sunnyvale, CA-based privately held ShoreTel, which has been selling IP-PBX systems for business for a decade, says ’replace.’

ShoreTel VP of Marketing, Steve Timmerman, is blunt.

“The evolutionary approach is good for Avaya. It isn’t good for customers,” he says. “Nobody is investing in TDM anymore — it’s a dead end. The choice for customers is whether you want to go through the death by 1,000 cuts or make the leap once.”

A hybrid environment is complex to manage — Timmerman calls it a “nightmare” — and doesn’t scale. More important, a pure IP environment sets the stage for more efficient business operations and new customer services. “Cost savings isn’t the driver,” Timmerman explains. “The real benefit of pure IP is applying it to the business.”

ShoreTel has been in business for 10 years and was founded as an IP PBX company when few people were thinking about IP telephony besides VoIP pundit Jeff Pulver. Even as recently as 2002, the company hired an engineer from a traditional PBX company that pooh-poohed the idea of IP-PBX.

“He had proposed a voice over Ethernet system and they didn’t believe you could do that,” recalls ShoreTel founder Ed Basart.

Although it’s not as well known as competitor Cisco, ShoreTel has achieved rapid and steady growth — 366 percent over the past five years, according to Timmerman, and has been profitable for the past two. The company’s customers include the City of Oakland, CA and the staffing company, Robert Half International.

Infonetics, Infotech, and Deloitte & Touche rank ShoreTel as one of the fastest growing IP-PBX companies and it was named one of the Silicon Valley Fast 50 by the Silicon Valley/San Jose Business Journal.

Timmerman acknowledges that lack of visibility is one of the company’s principal challenges. “We’re in only three of ten deals,” he says. “We’re competing with giants and we beat them on a regular basis.”

He ticks off the ways that ShoreTel’s PBX outpaces the competition.

The first is system architecture. ShoreTel’s PBX is designed more as an appliance rather than a system.

“We have a distributed switch-based architecture — there is no disk or hard drive,” Timmerman explains. “It runs on an embedded operating system - VxWorks.” With server intensive architectures, the design used by many PBX systems, the disk drive is the most likely point of failure. Without these “moving parts,” ShoreTel’s architecture delivers higher reliability, contends Timmerman.

Another benefit of this architecture is scalability. “You can scale from a few users to thousands with a single architecture,” Timmerman explains. “You just add an additional switch to the rack.”

In a comparison of system cost and complexity for Avaya, Cisco, Nortel and ShoreTel by the New York research firm Nemertes, ShoreTel took the first place for set-up ease: an average of 69 minutes. (Avaya was second at 77 minutes, Nortel next at 186 minutes and Cisco took last place with 250 minutes per user).

The second way that ShoreTel shines is ease of configuration, installation and management, according to Timmerman. “We have a one page price book — three switches, two gateways, five phones. You mix and match.”

And customers don’t have to worry about obsolescence. “The 1998 switch is still l supported by the current software,” he says.

ShoreTel comes with a Web browser-based system management application. “Other vendors still have a CLI [command line interface] to manage,” Timmerman explains. “That’s a nightmare. Other vendors have multiple interfaces. ShoreTel has a single image of all your offices. You can manage the entire systems with one view.”

The third competitive feature that Timmerman points to is the company’s ergonomic phones. “Our phones have a unique design. They have a concave surface — they’re easy to look at. Speakers and microphones are high quality.”

ShoreTel also provides a desktop personal call manager GUI. “We have people who never touch the phone,” Timmerman reports. The call manager also interfaces with Microsoft Outlook.

The company also has wireless integration in the pipeline. “We’re working on putting applications on a cell phone that make it look like a phone on the company IP-PBX,” says Timmerman.

But what does all this functionality cost? Here, too, ShoreTel gives competitors a run for their money. Capital, start-up and maintenance costs are a third to half those of other competitors, according to another Nemertes study.

At the same time, ShoreTel gets high marks from customers, receiving a number one ranking for customer service from the Nemertes survey.

“You don’t compete with giants unless you have a better system,” Timmerman observes.

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AsteriskNow, Open Source Domination Later

Tuesday, November 28th, 2006

Last week Asterisk users got a peek at their Christmas present from Digium: a beta version of the new AsteriskNow GUI. A formal announcement and a splashy launch are in the works for December.

But as important as a user-friendly Asterisk interface is, even more important, the development signals a new direction for the creator of the open source PBX, according to Digium VP of Product management Bill Miller.

While the company promises that it will continue to serve the open source community, it’s also aiming to make new Asterisk converts, especially among users without Linux or Asterisk experience.

“We are clearly investing in Asterisk products and software appliances — packages that include Linux, and Asterisk and are focused very specifically on target markets,” he explains. “The intent is plug-and-play, 10 minutes to dial tone.”

But isn’t Digium positioning itself to cannibalize the ecosystem that it has fostered around Asterisk?

Well for years Digium didn’t develop a GUI for exactly that reason despite the fact that customers have been asking for a Digium branded GUI.

Now the company wants its ecosystem partners to expand their horizons to reach a changing market.

“We want to make it easier to build applications because it’s applications that are driving voice, not IP-PBX,” explains Miller. “The GUI is very easy to customize, to brand. We want people to build on it. We’re enabling lots of people to go after different parts of the market.”

Miller certainly isn’t thinking small.

“We have a tremendous roadmap to help people use Asterisk to take over the world with open source,” he says. “We’re looking at a whole series of new ways to reach people beyond Asterisk.org. We’re going to add significant new capabilities to the site. Stay tuned for new developments. Wait ’til you see VON.”

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TalkSwitch TS-48-CVA With New Version 4.0 Software Product Review

Monday, November 20th, 2006

For small- and medium-sized businesses, going VoIP is no easy matter. The choices are complex and confusing.

Because of the perceived risks, most small and medium businesses are not ready to move completely to Voice over Internet Protocol (VoIP) in one move. Instead small and medium businesses are looking for an incremental transition from the world of analog to VoIP.

TalkSwitch offers an upgradeable line of hybrid PBX systems to fit the need — starting with the TS-24-CA supporting two lines and four extensions and continuing to the TS-48-CVA supporting 16 lines and 32 local and 32 remote extensions.

The newly released version 4.0 of the PBX software now extends VoIP support beyond trunks to the extensions, allowing an organization to use both analog and SIP phones.

We tested the TS-48CVA with version 4.0 software, a TS-400 phone, a TS-600 phone, a Polycom SoundPoint IP 601 SIP phone, and an Aastra 390 analog phone.

Read the editor’s review or post your own.

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Roadmap to Fixed-Mobile Convergence

Monday, November 13th, 2006

Once upon a time, when you wanted to make a phone call you had to find a telephone. Now the cell phone network finds us.

That’s where Internet connectivity is going in the not-too-distant future, says Peter Thornycroft, Vo-Fi Solutions Product Manager at Sunnyvale, CA-based enterprise networking company Aruba Networks.

“It’s a mobility-centric view,” says Thornycroft, explaining Aruba’s vision of the new mobile enterprise. “What we do is decide who you are and what device you’re on and we follow you around.”

Thornycroft knows what he’s talking about. The three-year old privately held company currently has about 3,000 customers; including what the company believes to be two of world’s largest mobile wireless networks: Microsoft, whose network covers 70 buildings world-wide, and Ohio State University with 10,000 access points. Aruba also provides the infrastructure for Verizon’s Managed Wireless LAN service.

Thornycroft is a big fan of dual-mode phones that have come on the market in recent months. “We’re seeing a new generation of WiFi/cell phones,” he says. “We think the simplest model is a single number and a single device.”

But carrier networks aren’t ready yet to support the capacities of these devices.

“What’s been happening recently is that customers have been calling us and telling us ‘I’ve been using this phone and I’d like it to this and this,’” he says. “But the cellular carriers haven’t considered what you need to do when the fixed-mobile network hits the corporate environment.”

But Aruba has been thinking about it and has boiled it down to two approaches.

The first is a PBX-centric approach. In this model, the desk phone with a DID number becomes the single number that reaches you wherever you are. The PBX decides where the phone is - in the WiFi or cell universe - and directs the call appropriately.

The second approach is - as you might guess - carrier-centric. In this model the carrier makes the decision about where the phone is and routes the call. This approach offers carriers an entrée into the enterprise with managed services.

“We see a huge number of customers that haven’t been touched by WiFi,” Thornycroft reports. “A lot are deterred by the unknowns. They don’t know the costs of deployment, they don’t have the RF expertise, they don’t have the help desk expertise. That’s why we’re keen to see service providers take on those tasks. That’s when we see the market opening up.”

While it sounds pretty straightforward - decide where the phone is and send the call there - there are some significant icebergs below the surface.

“One of the key questions is deciding when the phone is moving out of WiFi range,” says Thornycroft. “You can quickly go from a good signal to no signal. With WiFi you need to be concerned as you leave access points - you need to make decisions pretty accurately and pretty quickly.”

Which brings up the - no pun intended - thorny question of the call handover between WiFi and cell networks. Answers remain elusive. Although several vendors claim to have solutions - Bridgeport Networks, Global IP Sound, Kineto Networks, and Hellosoft just to name a few - none are in production.

“There’s a lot of debate about how valuable it is to add complexity to handle call handover,” Thornycroft says. The biggest market for fixed-mobile phones is Japan, where handoff is done manually by the caller. “Until we get a few more [devices] out there and get some user behavior data, we won’t know.”

Thornycroft sees a five-step roadmap to the “holy grail” of complete fixed-mobile convergence.

Step one was 2005 where the greatest challenge was getting the phones to work.

In 2006, we’re at step two: wireless LAN scalability to thousands and tens of thousands of access points. For example, NTT Data in Japan (another Aruba customer) is upgrading to support 8,000 devices. Each employee will have a PDA and a dual mode phone.

Thornycroft sees handover-helper software enabling premises-based fixed-mobile convergence in 2007 - step three. He also foresees this happening with off-the-shelf phones and PBX vendors offering APIs for their systems. “If you’re an Avaya customer, you’ll want Avaya features on your mobile implementation as well.”

The next step happens when carriers integrate architecture that lets them offer fixed-mobile services over a wireless LAN. “You can then sell the same services sold to residential customers to small business,” Thornycroft explains.

The final step is a seamless network - everything is IP - which Thornycroft sees happening in 2008.

“We think WiFi will be a big part of the architecture,” he says. In the meantime, “we’re trying to be a good citizen and accommodate all these architectures for fixed-mobile convergence.”

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