980722pm校園voip架構的探討.ppt-臺灣大學計算機及資訊網路中心.ppt

校園voip架構的探討 鄭鈞文 顯赫資訊 技術長Kaiser@ Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Why VoIP in campus? 傳統總機逐漸IP化 成本考量 管理考量 加值應用 教學應用 學生、社團 …. 教育部 TANETvoip交換平台 Internet也是先從校園開始的 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. 架構 用戶端的電信環境 網路環境/SIP 校園voip架構 IP V4/V6 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. 類比線路 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. 商業環境 月租費、通話費 號碼屬公共資產 User --- carrier ---- NCC 大小網 接續費、交換量 Wholesale , 一、二類業者 特許費 月租費 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. 070 11碼 等同市話門號 純IP 費率 外撥 撥入 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. POTS FXO，FXS Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Centrex Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. E1 4 蕊 2Mb 2M=32*64k CAS E1 PRI=30*64(b)+2*64(d) CCS Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. 行動MVPN 網外 網內 群內 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. 網路環境/SIP Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. IP LAN 有線 Real IP NAT VLAN 無線 認證問題 Black/white list SSID for voip 網頁認證 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Load balance 設備 Connection oriented / connectionless HTTP is connectionless SIP/RTP is connection oriented SIP should avoid load balance policy Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile .