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P, or any line card) ? (2) 冗余直流電源模塊 Midplane – Rear View (Left Side) ? Upper IOA連接接口 ? 冗余 IOA 連接接口 ? 支架定位孔 ? Lower IOA連接接口 SFP 今年廣西電信 IP城域網(wǎng) 7擴(kuò)工程 E320實(shí)施過程中,遇到了工程人員將非Juniper GE SFP模塊插到 E320 GE端口導(dǎo)致故障發(fā)生的情況 。 E320 GE專用模塊說明 E320的 GE專用模塊有四種,分別是 550米多模、 10公里單模、 40公里單模、 70公里單模,圖片及命令行 show interface顯示如下 550米多模 SX GE SFP模塊, show inter GigabitEther0/0/0 GigabitEther0/0/0 is Down, Administrative status is Up Description: T0_MLZLONGCHENGRCRS01:GE0/0/0/0 Hardware is Intel IXF1110, address is MAU is 1000BASESX SFP 10公里單模 LX GE SFP模塊, show inter GigabitEther 0/0/3 GigabitEther0/0/3 is Down, Administrative status is Up Hardware is Intel IXF1110, address is MAU is 1000BASELX 10km 40公里單模 EX GE SFP模塊, show inter GigabitEther 0/0/2 GigabitEther0/0/2 is Up, Administrative status is Up Hardware is Intel IXF1104, address is MAU is 1000BASELX 40km SFP 70公里單模 LH GE SFP模塊, show interfaces gigabitEther 11/0 GigabitEther11/0 is Down, Administrative status is Up Hardware is PMC 3386, address is Primary MAU is 1000BASELX 70km Line Card Redundancy A c t i v eL M 4A c t i v eL M 4A c t i v eL M 4A c t i v eL M 4A c t i v eL M 4R e d u n d a n tL M 4I / OI O AR e d u n d a n c yI O AI / OI O AI / OI O AI / OI O AI / OI O AF a i l e dN e w l yA c t i v a t e dL M 4?線卡出故障時(shí),當(dāng)前用戶會(huì)話狀態(tài)會(huì)被保留,繼續(xù)數(shù)據(jù)包轉(zhuǎn)發(fā) ?冗余槽位 LM重新加載故障槽位的數(shù)據(jù)配置 ?冗余線卡配置下載階段 ,用戶接入會(huì)受到影響 ?轉(zhuǎn)發(fā)平面的切換在毫秒級(jí) E320 Line Module Redundancy (Front) Line Modules Slots 0 5 (2) SRPs Line Modules Slots 11 16 (3) Switch Fabric Modules JUNOSe 冗余備份機(jī)制 SRP HW Failure HA 1% Line Module HW Failure LM 1:N冗余 1% IOA/Line/AN Failure LAG %+ SRP SW Bug Hotfix Y% Feature Upgrade ISSU 400% LM SW Bug Hotfix Z% ESeries Applications Backbone Customer Prem. Access Network Large PoP “ Super” PoP Backbone CPE based Enterprise router. Low cost, small form factor with flexible interface options Scalable, high performance IP edge router solutions to meet a tiered POP architecture. BRAS and dedicated access applications. ERX 1440 E320 ERX 1400 ERX 700 Small PoP ERX 310 Distributed PoP ERX 310 ERX 310 Di