iDirect方案及产品介?- 百度文库 ر

豸ã Ŀ 1 iDirect 4-slot Hub վ׼¼ (1.1 ~ 1.4) 1.1 Э鴦Protocol Processor iDirect Protocol Processor High Capacity Server (3.2Ghz, 1GB, 36.4GB) 3 Years 24x7 Hour Hardware Support on IBM e-server 1 2 1.2 ܷNetwork Management System iDirect NMS High Capacity Server (2x3.2Ghz, 2GB, 146GB) 3 Years 24x7 Hour Hardware Support on IBM e-server 2 1.3 Hub LAN Switch 48 Port 10/100 Ethernet Switch - Multicast and VLAN Capable - Cisco 2950 2 1.4 Hub Broadband Router Universal Line Card - Inbound/Outbound (M1D1) 1 2 Hub Broadband Router Single Demodulator Line Card (M0D1) 11 3

iDirect 3100Сվ· 12 iDirect Confidential Page 9 of 37

iDirect Confidential Page 10 of 37

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3.1 iDirectͬһ豸֧״/״SCPC

TDMA80%ҵǷСվվģ֮״ҵͬʱҵ20%ңҪСվСվ֮䡣

״ԣСվ֮ҵ֮ͨҵҪվתγ˫·ڻʵʱҪܸߵҵ˫Ӱ绰ʱӼӴ󣩡ԣһЩʵʱҵȽƵСվ֮佨ֱӵ·ʹ֮ʵʱͨţȣҵ⣩辭վתʵʹdzҪ

iDirectϵͳ״+ ״ܿ/״ӽṹǰ£ʵֲСվ״ֱͨţʡ˴ұʵʱҵ绰Ƶͨ

⣬iDirectͬһ豸ͬһ֧SCPCܡ

TDMAйУijһСվʱҵiDirectϵͳͨ򵥵IJãе豸Ӧվ֮ѸٽһֱӵĴ

iDirect Confidential Page 11 of 37

SCPCͨŵ·ڲӰվͨŵǰ£ijСվͨҪ

iDirectSCPC·ȿԽվСվ֮䣬ҲСվ֮佨ֵ֧IPʷΧΪ64kb/s~18Mb/s

iDirect Confidential Page 12 of 37