【正文】 g 80 maxavg 95 maxprob 10 exit lowslope no shutdown startavg 30 maxavg 95 maxprob 20 exit exit在（高優(yōu)先級(jí)：HEF、HNC）里面的報(bào)文占用隊(duì)列緩存80%的時(shí)候開始隨機(jī)丟包，當(dāng)達(dá)到隊(duì)列緩存95%的時(shí)候，丟包10%。n networkqueue、schedulerpolicy、slopepolicy均為命名格式，采用匈牙利命名規(guī)則前綴分別為：nq、schp、slop。定義優(yōu)先級(jí)和業(yè)務(wù)等級(jí)的映射關(guān)系：diffserv domain default 8021pinbound 0 phb be green 8021pinbound 1 phb ef green 8021pinbound 2 phb ef green 8021pinbound 3 phb ef green 8021pinbound 5 phb ef green 8021pinbound 7 phb ef green 8021pinbound 4 phb af4 green 8021pinbound 6 phb af4 gree ipdscpinbound 0 phb be green ipdscpinbound 8 phb ef green ipdscpinbound 24 phb ef green ipdscpinbound 40 phb ef green ipdscpinbound 56 phb ef green ipdscpinbound 32 phb af4 green ipdscpinbound 48 phb af4 green mplsexpinbound 0 phb be green mplsexpinbound 1 phb ef green mplsexpinbound 2 phb ef green mplsexpinbound 3 phb ef green mplsexpinbound 5 phb ef green mplsexpinbound 7 phb ef green mplsexpinbound 4 phb af4 green mplsexpinbound 6 phb af4 green //入方向?qū)?biāo)記映射到內(nèi)部業(yè)務(wù)等級(jí)ipdscpoutbound be green map 0 ipdscpoutbound af4 green map 32 ipdscpoutbound af4 yellow map 32 ipdscpoutbound af4 red map 32 ipdscpoutbound ef green map 40 //出方向?qū)I(yè)務(wù)等級(jí)映射到標(biāo)記配置分類標(biāo)記策略：traffic classifier tcAny 配置通用流分類 ifmatch anytraffic behavior tbCritical 配置將數(shù)據(jù)流標(biāo)記ipprecedence值為4策略remark ipprecedence 4traffic policy tpCriticalclassifier tcAny behavior tbCriticaltraffic behavior tbHigh 配置將數(shù)據(jù)流標(biāo)記ipprecedence值為5策略remark ipprecedence 5traffic policy tpHighclassifier tcAny behavior tbHigh//應(yīng)用標(biāo)記策略：int gi2/0/0 與NGN BAC設(shè)備連接的接口或直接連接AG/IAD的端口trafficpolicy tpCritical inboundint gi 2/0/1 與IPTV平臺(tái)互連的接口trafficpolicy tpHigh inbound配置WRED和隊(duì)列調(diào)度策略：//配置WRED模板Portwred 0 color green lowlimit 30 highlimit 100 discardpercent 10portwred 1 color green lowlimit 80 highlimit 100 discardpercent 20當(dāng)隊(duì)列的長(zhǎng)度小于低限值時(shí)，不丟棄報(bào)文。 class cmHigh bandwidth percent 50 randomdetect class cmDefaul bandwidth percent 20randomdetect應(yīng)用在連接核心路由器、BRAS/SR等設(shè)備的互聯(lián)端口：Interface gi0/*/*/* servicepolicy output pmOutput檢查端口隊(duì)列調(diào)度情況 ：Show policymap interface gi*/*/*/* NE80E/40E路由器配置 適用范圍n 軟件版本：NE40Eamp。測(cè)試通過(guò)n 硬件配置：設(shè)備型號(hào)業(yè)務(wù)板卡類型接口板卡類型備注GSR128XX (32)S6E3/ 4GESFPLC=　E3代的4端口千兆以太網(wǎng)板卡E5/ 12000SIP600=SPA1XTENGEXFP1端口萬(wàn)兆以太網(wǎng)XFP接口SPA10X1GE10端口千兆以太網(wǎng)SPAOC192POSXFPSPAOC192POSXFPSPA2XOC48POS/RPR2端口OC48 POS/RPR接口SPAOC192POSLR1端口OC192POS口LR接口E6/ 2OC192E/POSIRSC=　E6代的2端口POS中距E6/ 2OC192E/POSSRSC=　E6代的2端口POS短距E6/ 2OC192E/POSVSR=　E6代的2端口POS超短距E6/ 8OC48/POSSFP　E6代的8端口OC48 POS 配置說(shuō)明n 使用模塊化(MQC)的QOS命令行方式實(shí)現(xiàn)，分別定義classmap和policymap以及應(yīng)用servicepolicy) ；Classmap、policyma均為命名格式，采用匈牙利命名規(guī)則。AF1AF4默認(rèn)為WFQ隊(duì)列，其中AF4指定priority 0 表示使用PQ調(diào)度；EF、CSCS7默認(rèn)為PQ隊(duì)列，EF指定priority 1 表示使用WFQ調(diào)度。//針對(duì)FC High流量的dropprofile：set classofservice dropprofiles dropHighTCP interpolate filllevel 20 set classofservice dropprofiles dropHighTCP interpolate filllevel 80 set classofservice dropprofiles dropHighTCP interpolate filllevel 100 //最小丟棄閥值20%，中間丟棄閥值80%，最大丟棄閥值100%//set classofservice dropprofiles dropHighTCP interpolate dropprobability 0set classofservice dropprofiles dropHighTCP interpolate dropprobability 10set classofservice dropprofiles dropHighTCP interpolate dropprobability 100//小于最小閥值時(shí)，丟棄概率為0；在最小和中間閥值之間時(shí)，丟棄概率為0；在中間和最大閥值之間時(shí)，丟棄概率為10%；大于最大閥值時(shí)，丟棄概率為100%//set classofservice dropprofiles dropHighNonTCP interpolate filllevel 80set classofservice dropprofiles dropHighNonTCP interpolate filllevel 100set classofservice dropprofiles dropHighNonTCP interpolate dropprobability 0set classofservice dropprofiles dropHighNonTCP interpolate dropprobability 100//針對(duì)FC Default流量的dropprofile：set classofservice dropprofiles dropDefaultTCP interpolate filllevel 20 set classofservice dropprofiles dropDefaultTCP interpolate filllevel 30 set classofservice dropprofiles dropDefaultTCP interpolate filllevel 100 //最小丟棄閥值20%，中間丟棄閥值30%，最大丟棄閥值100%//set classofservice dropprofiles dropDefaultTCP interpolate dropprobability 0set classofservice dropprofiles dropDefaultTCP interpolate dropprobability 10set classofservice dropprofiles dropDefaultTCP interpolate dropprobability 100//小于最小閥值時(shí)，丟棄概率為0；在最小和中間閥值之間時(shí)，丟棄概率為0；在中間和最大閥值之間時(shí)，丟棄概率為10%；大于最大閥值時(shí)，丟棄概率為100%//set classofservice dropprofiles dropDefaultNonTCP interpolate filllevel 80set classofservice dropprofiles dropDefaultNonTCP interpolate filllevel 100set classofservice dropprofiles dropDefaultNonTCP interpolate dropprobability 0set classofservice dropprofiles dropDefaultNonTCP interpolate dropprobability 100對(duì)分類數(shù)據(jù)定義調(diào)度策scheduler：set classofservice schedulers schCritical transmitrate percent 30set classofservice schedulers schCritical buffersize temporal 12kset classofservice schedulers schCritical priority stricthigh//定義schCritical 為PQ，帶寬分配30%，緩沖區(qū)大小為12000ms//set classofservice schedulers schHigh transmitrate percent 50set classofservice schedulers schHigh buffersize temporal 20kset classofservice schedulers schHigh priority highset classofservice schedulers schHigh dropprofilemap losspriority low protocol tcp dropprofile dropHighTCPset classofservice schedulers schHigh dropprofilemap losspriority low protocol nontcp dropprofile dropHighNonTCP//定義schHigh 為WFQ，帶寬分配50%，緩沖區(qū)大小為200000ms，并針對(duì)TCP和非TCP流量應(yīng)用WRED策略?；贓XP和IP Precedence定義分類器//基于EXP定義分類器，標(biāo)記4和6的數(shù)據(jù)對(duì)應(yīng)fcCritical，標(biāo)記7的數(shù)據(jù)對(duì)應(yīng)fcHigh，標(biāo)記0的數(shù)據(jù)對(duì)應(yīng)fcDefault。對(duì)從IPTV平臺(tái)進(jìn)入城域網(wǎng)的流量標(biāo)記IP Precedence值為5，在核心路由器與IPTV區(qū)域中心互聯(lián)的端口上應(yīng)用策略。 分類和標(biāo)記策略n 上聯(lián)核心匯聚路由器的端口：不進(jìn)行QoS標(biāo)記；n 對(duì)于直接接入B