Comments on: Lippis Report Issue 89: Session Initiation Protocol (SIP): An Industry Update

By: ipad application

ipad application — Sun, 09 Jan 2011 06:03:43 +0000

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By: VoIP, Led by SIP, Forges Ahead - Caller IP

VoIP, Led by SIP, Forges Ahead - Caller IP — Sun, 25 Nov 2007 15:28:33 +0000

[...] The folks at the Lippis Group do their usual comprehensive job in this report on SIP. Indeed, the piece has a double benefit. On one hand, it breaks overall SIP technology into three easier-to-understand elements: SIP connections, SIP endpoints and the SIP platform. The piece defines each of these elements and, perhaps most importantly, lists the main players in each. For instance, the key vendors in the SIP connections category are Avaya, Cisco, Siemens, Nortel, Alcatel, ShoreTel and Mitel. The piece says that many service providers have entered the trunking segment during the past two years. In the U. S., new service providers include AGN Networks, AT&T, BandTel, Global Crossing, Onvoy, Paetec, Verizon Business, McLeodUSA, Qwest and TelePacific. [...]

By: sflau01

sflau01 — Thu, 13 Sep 2007 15:11:58 +0000

Hi,

I have difficulty downloading some whitepapers identified on the right hand side of this document. Ths download seems OK but an error prevents it to be displayed. Is there a way to rectify this problem. The Whitepapers that I am interested in are:
1. Session Border ControllerDelivering Interactive Communications Across IP Network Borders
2. SIP Trunking Benefits and Best Practices
3. Integrating Telephony Services Into .NET Applications

Thanks,
Stephen Lau