【正文】 超過緩存95%的時候，全部丟棄。Network口的分類和標記策略：ingress方向根據EXP，DSCP標記進入內部轉發(fā)類，同時標記in/outprofilenetwork 100 description NETWORK QoS POLICY Ingress classification,Egress remarking ingress defaultaction fc be profile in dscp be fc be profile out dscp cs1 fc ef profile in dscp cs2 fc ef profile in dscp cs3 fc ef profile in dscp cs4 fc h2 profile in dscp cs5 fc ef profile in dscp nc1 fc h2 profile in dscp nc2 fc ef profile in lspexp 0 fc be profile out lspexp 1 fc ef profile in lspexp 2 fc ef profile in lspexp 3 fc ef profile in lspexp 4 fc h2 profile in lspexp 5 fc ef profile in lspexp 6 fc h2 profile in lspexp 7 fc ef profile in exit egress remarking fc af 將af隊列的流標記為cs2和exp 2 dscpinprofile cs2 dscpoutprofile cs2 lspexpinprofile 2 lspexpoutprofile 2 dot1pinprofile 2 dot1poutprofile 2 exit fc be 將be隊列的流標記為be和exp 0 dscpinprofile be dscpoutprofile be lspexpinprofile 0 lspexpoutprofile 0 dot1pinprofile 0 dot1poutprofile 0 exit fc ef 5 dscpinprofile cs5 dscpoutprofile cs5 lspexpinprofile 5 lspexpoutprofile 5 dot1pinprofile 5 dot1poutprofile 5 exit fc h1 將h1隊列的流標記為nc1和exp 6 dscpinprofile nc1 dscpoutprofile nc1 lspexpinprofile 6 lspexpoutprofile 6 dot1pinprofile 6 dot1poutprofile 6 exit fc h2 4 dscpinprofile cs4 dscpoutprofile cs4 lspexpinprofile 4 lspexpoutprofile 4 dot1pinprofile 4 dot1poutprofile 4 exit fc l1 將l1隊列的流標記為cs3和exp 3 dscpinprofile cs3 dscpoutprofile cs3 lspexpinprofile 3 lspexpoutprofile 3 dot1pinprofile 3 dot1poutprofile 3 exit fc l2 將l2隊列的流標記為cs1和exp 1 dscpinprofile cs1 dscpoutprofile cs1 lspexpinprofile 1 lspexpoutprofile 1 dot1pinprofile 1 dot1poutprofile 1 exit fc nc 將nc隊列的流標記為nc2和exp 7 dscpinprofile nc2 dscpoutprofile nc2 lspexpinprofile 7 lspexpoutprofile 7 dot1pinprofile 7 dot1poutprofile 7 exit exit */策略：應用到網絡接口*/Config router interface pos5/2/1 port 5/2/1 QoS 100exit exitexitSAP口的分類和標記//對SAP端口入方向的流量打標記，其它未分類的數據在fc be中。當隊列的長度超過高限值時，丟棄所有到來的報文。80E V600R002C02SPC700 V300R003C02B608測試通過n 硬件配置：現網使用板卡均支持 配置說明n 分類和標記：定義流分類traffic classifier－定義流行為traffic behavior并配置動作—定義流策略traffic policy在策略中指定流行為－接口上應用traffic policy。針對一個端口在一個方向只能應用一個policymap策略。n 在NE5000E中，WRED缺省支持，不可配置。set classofservice schedulers schDefault priority lowset classofservice schedulers schDefault transmitrate percent 20set classofservice schedulers schDefault buffersize temporal 20kset classofservice schedulers schDefault priority lowset classofservice schedulers schDefault dropprofilemap losspriority low protocol tcp dropprofile dropDefaultTCPset classofservice schedulers schDefault dropprofilemap losspriority low protocol nontcp dropprofile dropDefaultNonTCP//定義schDefault 為WFQ，帶寬分配20%，緩沖區(qū)大小為200000ms，并針對TCP和非TCP流量應用WRED策略。set classofservice classifiers exp expClassifiers forwardingclass fcCritical losspriority low codepoints 110set classofservice classifiers exp expClassifiers forwardingclass fcCritical losspriority low codepoints 100set classofservice classifiers exp expClassifiers forwardingclass fcHigh losspriority low codepoints 001set classofservice classifiers exp expClassifiers forwardingclass fcHigh losspriority low codepoints 010set classofservice classifiers exp expClassifiers forwardingclass fcHigh losspriority low codepoints 011set classofservice classifiers exp expClassifiers forwardingclass fcHigh losspriority low codepoints 101set classofservice classifiers exp expClassifiers forwardingclass fcHigh losspriority low codepoints 111set classofservice classifiers exp expClassifiers forwardingclass fcDefault losspriority low codepoints 000//基于ip precedence定義分類器，標記4和6的數據對應fcCritical，標記7的數據對應fcHigh，標記0的數據對應fcDefault。Policymap pmSetipp5 Class classdefault Set ip precedence 5Interface gi*/*/*/* servicepolicy input pmSetipp5對從163進入的流量清除優(yōu)先級標記，在核心路由器與Chinanet互聯的所有接口上應用策略。 進行二三層標記的轉換（ Precedence或EXP、下行方向由IP ）。 如果路由器與本地NGN的BAC互聯，則對從NGN平臺進入的數據包的IP Precedence置為4；對進入NGN平臺的數據包不進行重新標記。 如果核心路由器與I