| 1. | Co - iwf central office inter - working function
局端中心局网络互连功能 |
| 2. | Atu - c adsl transceiver unit central
非对称数位用户回路局端终止单元 |
| 3. | Central office inter - working function
局端中心局网络互连功能 |
| 4. | Central office co frad
局端机房讯框中继存取设备 |
| 5. | The whole system consists of the tax server terminal and the end user
整个系统分为局端和企业端，本文仅涉及企业端的实现。 |
| 6. | Central office switches
局端交换机 |
| 7. | Compatible and interoperable with major central office side symmetric g . shdsl dslam
与主流的局端对称式g . shdsldslam兼容和互通 |
| 8. | An epon interface , based on 802 . 3ah , will connect the olt to the subscribers
局端机通过基于802 . 3ah的标准接口连接olt与onu 。 |
| 9. | The dslam layer is where different ethernet solutions differ from each other
局端设备层是各种以太网接入方案中主要的差别所在。 |
| 10. | Shift is a co outline border of acc3000 , provide 15 patulous groove , convenient for manage
Acc3000 - shelf是acc3000的局端机框，提供15个扩展槽，便于集中管理 |
