湖北楚天视通网络有限公司 EPON系统用户端设备框架选型
技术规范书
2010年04月
目 录
1
概述 ...................................................................................................................................................................1 1.1 1.2 2 3
范围 ..........................................................................................................................................................1 说明 ..........................................................................................................................................................1
EPON系统参考模型 ....................................................................................................................................2 设备类型和接口要求 ....................................................................................................................................2 3.1 3.2
设备类型 .................................................................................................................................................2 设备接口 .................................................................................................................................................4
3.2.1 PON接口 ...........................................................................................................................................4 3.2.2 3.2.3 3.2.4 4
用户侧接口 ...................................................................................................................................4 管理接口 ........................................................................................................................................5 监控接口 ........................................................................................................................................5
设备功能要求..................................................................................................................................................5 4.1
设备基本功能要求 ...............................................................................................................................5
4.1.1 4.2 4.3 4.4
以太网交换的基本功能 .............................................................................................................6
4.1.2 VLAN功能 .........................................................................................................................................6
动态带宽分配功能（DBA） ................................................................................................................7 用户端口绑定 ........................................................................................................................................8 多业务QOS机制 ....................................................................................................................................8
4.4.1 4.4.2 4.4.3 4.4.4 4.4.5 4.4.6 4.4.7 4.4.8 4.5
多业务QoS总体要求.................................................................................................................8 业务等级协定（SLA）...............................................................................................................8 业务流分类功能...........................................................................................................................9 优先级标记 ...................................................................................................................................9 优先级队列机制...........................................................................................................................9 流限速 ..........................................................................................................................................10 优先级调度 .................................................................................................................................10 缓存管理 ...................................................................................................................................... 11
安全性要求...........................................................................................................................................11
4.5.1 PON接口数据安全........................................................................................................................ 11 4.5.2 4.5.4
用户侧端口隔离功能................................................................................................................ 11 过滤和抑制 .................................................................................................................................12
4.5.3 MAC地址数量限制 ....................................................................................................................... 11 4.5.5 ONU静默机制 ................................................................................................................................12 4.5.6 ONU的认证 ....................................................................................................................................12 4.6
组播功能 ...............................................................................................................................................12 4.6.1 4.6.2 4.6.3 4.7
组播协议 ......................................................................................................................................12 组播功能 ......................................................................................................................................13
组播性能 ......................................................................................................................................13 策略控制功能 ......................................................................................................................................13
4.8 4.9 4.10
流量镜像 ...............................................................................................................................................14 光链路测量和诊断功能.....................................................................................................................14 光纤保护倒换功能 .............................................................................................................................15
4.10.1 4.10.2 4.10.3 4.10.4 4.10.5 4.11 4.12 5
光纤保护倒换功能要求 ...........................................................................................................15 光纤保护倒换类型 ....................................................................................................................15 光纤保护倒换准则 ....................................................................................................................16 光纤保护倒换时间 ....................................................................................................................17
保护倒换返回机制 ....................................................................................................................17 话音业务要求 ......................................................................................................................................17
TDM业务要求（可选）......................................................................................................................17
基本业务性能要求.......................................................................................................................................18 5.1 5.2
以太网/IP业务性能指标要求 ........................................................................................................18 话音业务性能指标要求.....................................................................................................................19
5.2.1 5.2.2 5.2.3 5.2.4 5.2.6 5.3 5.4 6
话音编码动态切换时间 ...........................................................................................................19 话音的客观评定.........................................................................................................................19 话音的主观评定.........................................................................................................................20 编码率 ..........................................................................................................................................20 可靠性和可用性要求................................................................................................................20
5.2.5 IP话音QoS管理 ...........................................................................................................................20
传真性能指标 ......................................................................................................................................21 电路仿真业务的性能指标 ................................................................................................................21
ONU设备操作管理维护要求...................................................................................................................22 6.1
ONU的远程管理要求 .......................................................................................................................22
6.1.1 6.1.2 6.1.3 6.1.4 6.1.5 6.2 7 8
基本要求 ......................................................................................................................................22 配置管理要求 .............................................................................................................................23 性能管理要求 .............................................................................................................................23 故障管理要求 .............................................................................................................................24
安全管理要求 .............................................................................................................................24 ONU的本地管理要求 .......................................................................................................................25
互联互通要求................................................................................................................................................25 设备硬件要求................................................................................................................................................25 8.1 8.2 8.3 8.4 8.5 8.6 8.7
设备尺寸 ...............................................................................................................................................25 指示灯....................................................................................................................................................25 控制 ........................................................................................................................................................25 热插拔....................................................................................................................................................26 配件 ........................................................................................................................................................26 可靠性指标...........................................................................................................................................26 包装 ........................................................................................................................................................26
9 供电、环境和安全性要求 .........................................................................................................................26 9.1
电气安全要求 ......................................................................................................................................26
9.1.1 交流市电输入要求 ....................................................................................................................26
9.1.2 ONU设备供电模式要求 ..............................................................................................................27 9.1.3 ONU设备功率要求 .......................................................................................................................27 9.1.4 9.1.5 9.1.7 9.1.8 9.1.9 9.1.10 9.2 9.2.1 9.2.2 9.2.3 9.2.4 10 11
设备后备电源要求 ....................................................................................................................27 设备接地要求 .............................................................................................................................28 环境监控接口 .............................................................................................................................28 远程强制重启功能 ....................................................................................................................29 过压、过流保护.........................................................................................................................29 电磁兼容 ......................................................................................................................................29 光纤温度交变要求 ....................................................................................................................29 温度、湿度要求.........................................................................................................................30 防尘要求 ......................................................................................................................................30 大气压力要求 .............................................................................................................................30
9.1.6 ONU掉电通知功能 .......................................................................................................................28
环境要求 ...............................................................................................................................................29
其它要求 ....................................................................................................................................................30 框架选型报价要求 ..................................................................................................................................31
用于FTTB场景的ONU设备报价要求 .................................................................................................31 用于FTTH场景的ONU各种型号分别报价，报价包括： .............................................................31
ONU设备远端供电的报价要求 ...............................................................................................................32
其它报价要求................................................................................................................................................32
附录A 服务责任划分........................................................................................................................................33
A.1督导调试制 .............................................................................................................................................33 A.2工程服务制 .............................................................................................................................................33 附录B ONU设备相关材料具体要求...........................................................................................................34
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