SOURCE: Synergy Research Group

November 16, 2005 09:00 ET

Enterprise IP Telephony Continues to Change Landscape of Enterprise Communications

Sales of Enterprise IP Telephony Grow by Double-Digits, According to Synergy Research Group

RENO, NV -- (MARKET WIRE) -- November 16, 2005 -- According to Synergy Research Group's latest report Q3 2005 Enterprise VoIP Market Shares, the Worldwide Enterprise IP Telephony market increased 30.6% year over year.

Synergy's analysis shows Avaya and Cisco being the heavyweights in Q3 -- experiencing the most substantial growth worldwide -- each growing their Enterprise IP Telephony port shipments nearly 20 percent sequentially.

NEC and Nortel also showed healthy growth levels; with most of their respective growth coming from the US market. The US Market remained the largest opportunity for Enterprise IP Telephony in Q3, representing 47 percent of Enterprise IP Line shipments.

Table 1. Q3 2005 U.S. Enterprise IP Telephony Vendor Rankings

1.   Avaya
2.   Cisco
3.   Nortel
4.   NEC
5.   Mitel
"In EMEA both Alcatel and Avaya showed strong growth, especially in the UK where they both posted double-digit growth rates," said Ryan Olsen, Industry Analyst at Synergy Research Group. "Avaya experienced the most balanced growth from both their US and EMEA operations."

Table 2. Q3 2005 EMEA Enterprise IP Telephony Vendor Rankings

1.   Alcatel
2.   Avaya
3.   Cisco
4.   Nortel
5.   Siemens
Other vendors showing good sequential growth in the quarter included NEC, Quintum, and Sphere.

Synergy publishes separate Enterprise VoIP reports for Worldwide, U.S., EMEA, U.K., Asia/Pacific, and Latin America Market Shares. For more information on Synergy's reports, please contact Heather Wilson at 775-852-3330.

Synergy Research Group (SRG) is a market research firm, which specializes in quarterly market analysis, market share, forecasting, and strategic consulting. SRG offers a wide breadth of market research services to the equipment manufacturing, semiconductor, and financial communities. SRG can be found at

The contents of this press release represent SRG's interpretation and analysis of statistics and information collected from authorized company representatives, industry sources, and SRG estimates. SRG does not guarantee the accuracy or completeness of the statistics or information contained in this release.

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