SIP = Session Initiation Protocol 15年前已開始開發的 VoIP 語音通話為主之協定, 但這10年間由 H.323 協定主導了 VoIP 發展 (可能是錯誤地主導), H.323 是一種多媒體廣泛協定,  其企圖想包含所有通訊, 圖像, 視像協定, 結果造成了大量不實用封包浪費. 這10年間, H.323的 "假大空" 浪費了全世界大量網絡及硬體資源 .  近年由 SIP 重振雄風, 燃點新一代 VoIP 語音通話之希望 !     VoSIP SIP = 專; 精; 簡; 快; 聰明之實用語音通話協定,   請按此多看最新 VoSIP 資料

InterStar is an amazing electronic device that makes your long-distance charges disappear from your phone bill. All you have to pay is the local Internet/Intranet connection charges! Thanks to JustDialIt technology, just pick up the phone and make your calls as usual, InterStar will do the rest for you. No computer or monitor is needed! InterStar works smartly with your Internet or any TCP/IP networks, which distinguishes itself as the most innovative Ethernet telephone. No matter if the receiver is equipped with another InterStar, you can still enjoy the advanced Voice over IP technology. It is the most economic and completed solution for long-distance and international calls available today. So make your calls around the world, anyone, anytime and anywhere.

All-in-One Design InterStar possesses its own processor and network interface; it works intelligently. No computer, no software and no long-distance carriers are required. User-Friendly Interface With a back-lit LCD display and five buttons, InterStar is extremely easy to use and to configure. Smart setup program makes your InterStar ready to go in three minutes. You can clearly monitor all the system status from the LCD panel. Clear Voice Quality InterStar's state-of-the-art compression technology is fully compliant with industrial standards. Incorporated with advanced echo cancellation algorithm and ultra-low latency jitter control, InterStar delivers the best voice quality to users. Free On-Line Upgrade The design of InterStar is highly flexible. More and more functions will be added into your InterStar via the on-line upgrade options. This ensures you to enjoy the latest Internet Telephony technologies at no charge.

InterStar-to-InterStar/InterPhone Mode If the party you wish to call is equipped with an InterStar, you may enter the receiver's IP address or device ID number directly and talk to the remote InterStar owner immediately. Or you may use IP Phone Book to call the receiving party with user-defined codes.

InterStar-to-IPStar Mode Every DSG's VoIP product owns its unique ID number. Simply dial the ID number of the receiver's IPStar. You will be connected to other on-line IPStar users automatically.

InterStar-to-Phone Mode InterStar is capable to connect to other Internet Telephony products, such as DSG IP2000 Gateway. With an active ITSP or Device ID account, you can call all the covered areas of compatible ITSPs with low service rates. In this mode, the receiver end does not need any VoIP product.