标签:电信 相关文章
SPRIN 共享保护环 SPN 业务提供者网络 SPIC 用集成电路加强的仿真程序 SPI 业务提供者接口 SPE 半公共环境 SPC 统计过程控制 SPC 分类计费服务 SPC 半永久连接
LAN (IEEE 802.3 10BaseT) LAN (Local Area Network) is an Institute of Electrical and Electronic Engineers specification for a class of LANs using four-pair unshielded twisted pair (UTP) cable. See Loca
Direct Inward Dialing (DID) DID is PBX-to-central office trunks that allow incoming calls to a PBX to ring specific stations without attendant assistance. DID greatly reduces the number of required co
EOB End Of Block块结束 EOC Embedded Operation Channel 嵌入式操作通道 EOD Education On Demand 教育点播 EOF End Of file 文件结束 EOF End Of Frame 帧结束 EOI End Of Image 图像结束
BRI Basic Rate Interface 基本速率接口 BRI是最基本的用户/网络接口标准,一般包括一个D通道及两个B通道,称为2B+D。两条B信道可独立传输用户信息,D信道则传
CAPI Communication Application Program Interface 通信应用程序接口 carrier 载波,通信公司 CAS Call Accounting System 呼叫计次系统 CAS Channel Associated Signalling 随路信号方式
CCCH Common Control CHannel 公用控制信道 电信英语及其缩略语解释(8) CCD Charge Coupled Device 电荷耦合器件 CCF Conditional Call Forwarding 有条件呼叫前转 CCH Connectio
CDF Combined Distribution Frame 组合配线架 CDG CDMA(Code Division Multiple Access) Development Group CDMA(码分多址)开发小组 CD-I Compact Disk-Interactive 交互式光盘 CDMA Code
BAOC Barring of All Outgoing Calls supplementary service 限制所有呼出呼叫的补充服务 BAS Bit rate Allocation Signal 比特率分配信号 BAS Broadband Access Server 宽带接入服务器