POS撥號(hào)業(yè)務(wù)對(duì)ICT的訴求ppt課件

1、酒店P(guān)OSPOS撥號(hào)終端接入技術(shù)分析1 POS撥號(hào)終端占主流市場(chǎng)60%，酒店的POS機(jī)經(jīng)過(guò)傳統(tǒng)PBX接入網(wǎng)絡(luò) 和客戶(hù)珠海十字門(mén)交流，酒店網(wǎng)絡(luò)改造工程，傳統(tǒng)PBX逐漸被IP PBX取代 酒店前臺(tái)的POS機(jī)經(jīng)過(guò)如今的網(wǎng)絡(luò)刷卡失敗率比較高工程背景2pos接入對(duì)應(yīng)參數(shù)和描繪傳輸數(shù)據(jù)量一般幾百字節(jié)傳輸速率1200bps、2400bps，主流是1200bps實(shí)時(shí)性要求較高，一般=10sPOS撥號(hào)脈沖速率10次/s20次/s脈沖群頻率偏移1.5%支持協(xié)議V.22協(xié)議和HDLC協(xié)議,時(shí)延誤差在允許范圍內(nèi)單向150ms脈沖串間隔500ms350ms傳輸質(zhì)量要求較高，要求傳輸誤碼率小保密性、平安性要求高，發(fā)送的數(shù)

2、據(jù)經(jīng)過(guò)加密POS撥號(hào)業(yè)務(wù)對(duì)ICT的訴求POS刷卡信號(hào)在網(wǎng)絡(luò)中傳輸需求遵照該規(guī)范，達(dá)不到該規(guī)范會(huì)導(dǎo)致刷卡失敗3現(xiàn)有方案IAD+IP PBX接入POS機(jī)分析:網(wǎng)絡(luò)時(shí)延和丟包PSTN發(fā)卡行IADLANPOS接入路由器IP PBX前置機(jī)效力器POS終端V.22協(xié)議HDLC協(xié)議數(shù)據(jù)交互nIP網(wǎng)絡(luò)的時(shí)延和丟包重傳引入?yún)f(xié)商時(shí)延和頻偏n單向時(shí)延150ms，頻偏1.5%nV.22協(xié)商過(guò)程2s引入300ms時(shí)延和1.5%的頻偏nHDLC協(xié)商過(guò)程3s引入450ms時(shí)延和1.5%的頻偏n數(shù)據(jù)交互過(guò)程5sn：信號(hào)經(jīng)過(guò)設(shè)備 進(jìn)展編解碼引入5060ms時(shí)延n：IP網(wǎng)絡(luò) 丟包會(huì)引入時(shí)延和頻偏n：信號(hào)進(jìn)過(guò)設(shè)備 進(jìn)展編解碼引入4

3、050ms時(shí)延 線(xiàn)網(wǎng)線(xiàn)/光纖POS刷卡信號(hào)在網(wǎng)絡(luò)中的時(shí)延在協(xié)議允許時(shí)延范圍，脈沖串頻率偏移1.5%，總體買(mǎi)賣(mài)時(shí)間10s左右買(mǎi)賣(mài)失敗4現(xiàn)有方案IAD+IP PBX接入POS機(jī)分析:信號(hào)失真PSTN發(fā)卡行IADLANPOS接入路由器IP PBX前置機(jī)效力器POS終端V.22協(xié)議HDLC協(xié)議數(shù)據(jù)交互 線(xiàn)網(wǎng)線(xiàn)/光纖POS接入路由器對(duì)載波信號(hào)要求高，要求POS機(jī)信號(hào)經(jīng)過(guò)中間設(shè)備時(shí)信號(hào)失真小于5%買(mǎi)賣(mài)失敗nIP網(wǎng)絡(luò)中存在信號(hào)失真5%nV.22和HDLC協(xié)商過(guò)程中，經(jīng)過(guò)IAD和IP PBX都會(huì)引入失真，失真大于5%會(huì)導(dǎo)致協(xié)商不勝利n 信號(hào)經(jīng)過(guò)設(shè)備 進(jìn)展A/D或者D/A轉(zhuǎn)換引入信號(hào)失真n 信號(hào)經(jīng)過(guò)設(shè)備 進(jìn)展D

4、/A或者A/D轉(zhuǎn)換引入信號(hào)失真5 POS機(jī)經(jīng)過(guò)機(jī)經(jīng)過(guò)IP PBX接入方案接入方案POS終端IP PBX銀聯(lián)PSTN酒店P(guān)OS接入路由器前置機(jī)效力器線(xiàn)網(wǎng)線(xiàn)網(wǎng)線(xiàn)/光纖弱電間中心機(jī)房弱電間弱電間弱電間大堂、公共區(qū)域會(huì)議室辦公區(qū)客房區(qū)PMSPMSI eSightAC運(yùn)用場(chǎng)景：高星商務(wù)型酒店方案部署：POS終端經(jīng)過(guò) 線(xiàn)接入IP PBX，減少刷卡信號(hào)經(jīng)過(guò)IAD和IP PBX引入的時(shí)延和失真；直接交換，不需求改動(dòng)網(wǎng)絡(luò)架構(gòu)競(jìng)爭(zhēng)分析：H3C不支持IP PBX； CISCO的IP PBX不支持模擬 線(xiàn)輸入POS機(jī)經(jīng)過(guò)機(jī)經(jīng)過(guò)AR G3接入方案接入方案運(yùn)用場(chǎng)景：經(jīng)濟(jì)連鎖型酒店,方案部署：POS終端經(jīng)過(guò) 線(xiàn)接入AR G

5、3，減少刷卡信號(hào)經(jīng)過(guò)IAD和IP PBX引入的時(shí)延和失真；直接交換，不需改動(dòng)網(wǎng)絡(luò)架構(gòu)POS終端AR G3POS接入路由器前置機(jī)效力器酒店銀聯(lián)PSTN 線(xiàn)PMSPMSI eSight網(wǎng)線(xiàn)網(wǎng)線(xiàn)/光纖大堂辦公客房弱電間弱電間弱電間中心機(jī)房PSTN網(wǎng)絡(luò)承載-減少刷卡信號(hào)經(jīng)過(guò)IP網(wǎng)絡(luò)時(shí)引入的時(shí)延和失真6IP網(wǎng)絡(luò)承載-POS機(jī)和銀行接入路由器的協(xié)商前移到客戶(hù)端進(jìn)展方案部署：POS機(jī)和銀聯(lián)的協(xié)議協(xié)商過(guò)程提早到客戶(hù)端進(jìn)展，酒店和銀聯(lián)經(jīng)過(guò)IP網(wǎng)絡(luò)銜接，屬于長(zhǎng)銜接POS收銀經(jīng)過(guò)IP網(wǎng)絡(luò)承載，降低客戶(hù)運(yùn)營(yíng)本錢(qián)AR G3能和POS機(jī)快速協(xié)商，完成POS終端的接入承載網(wǎng)絡(luò)日交易/次日本錢(qián)/元月本錢(qián)/元年本錢(qián)/元IP承載

6、1040/月40480PSTN承載102.266792IP承載5040/月40480PSTN承載50113303960IP承載10040/月40480PSTN承載100226607920POS終端AR G3路由器前置機(jī)效力器IP酒店銀聯(lián)V.22協(xié)議HDLC協(xié)議數(shù)據(jù)交互發(fā)卡行 線(xiàn)網(wǎng)線(xiàn)/光纖Copyright2012 Huawei Technologies Co., Ltd. All Rights Reserved.The information in this document may contain predictive statements including, without limita

7、tion, statements regarding the future financial and operating results, future product portfolio, new technology, etc. There are a number of factors that could cause actual results and developments to differ materially from those expressed or implied in the predictive statements. Therefore, such information is provided for reference purpose only and constitutes neither an offer nor an acceptance. Huawei may change the information