移动分组域与计费相关的名词解释
| G-CDR | Gateway GPRS Support Node Call Detailed Record | 网关GPRS支持节点-呼叫详细记录 |
| eG-CDR | extended Gateway CDR | 扩展的网关CDR |
| M-CDR | Mobile-Call Detailed Record | 移动-呼叫详细记录 |
| S-CDR | Serving GPRS Support Node Call Detailed Record | 服务GPRS支持节点-呼叫详细记录 |
| SMS-CDR | Short Message Service-Call Detailed Record | 短消息业务-呼叫详细记录 |
| S-SMO-CDR | SGSN Delivered Short Message Mobile Originated-Call Detail Record | SGSN传递的移动终端发起的短消息呼叫详细记录 |
| S-SMT-CDR | SGSN Delivered Short Message Mobile Terminated-Call Detail Record | SGSN传递的移动终端接收的短消息呼叫详细记录 |
| ACL | Access Control List | 访问控制列表 |
| AP | Acces Point | 接入点 |
| APN | Acess Point Name | 接入点名 |
| BG | Border Gateway | 边界网关 |
| CC | Charging Characteristics | 计费属性 |
| CDR | Charging Data Record | 计费数据记录 |
| CG | Charging Gateway | 计费网关 |
| CGF | Charging Gateway Function | 计费网关功能 |
| CORBA | Common Object Request Broker Architecture | 公用对象请求代理结构 |
| CRF | Charging Rules Function | 计费规则功能 |
| DHCP | Dynamic Host Configuration Protocol | 动态主机配置协议 |
| DNS | Domain Name Service | 域名服务 |
| DT | Direct Tunnel | 直连隧道 |
| FTP | File Transfer Protocol | 文件传输协议 |
| GCID | GGSN Charging Identity | GGSN计费ID |
| GGSN | Gateway GPRS Support Node | 网关GPRS支持节点 |
| GRE | Generic Routing Encapsulation | 通用路由封装（协议） |
| GPRS | General Packet Radio Service | 通用无线分组业务 |
| GRX | GPRS Roaming Exchange | GPRS国际漫游转接商 |
| GSN | GPRS Support Node | GPRS支持节点 |
| GTP | GPRS Tunnel Protocol | GPRS隧道协议 |
| GTP-C | GPRS Tunnel Protocol-Control Plane | GPRS隧道协议-控制平面 |
| GTP-U | GPRS Tunnel Protocol-User Plane | GPRS隧道协议-用户平面 |
| HTTP | Hyper Test Transfer Protocol | 超文本传输协议 |
| IK | Integrity key | 完整性密钥 |
| IMEISV | International Mobile Equipment Identity Software Version | 国际移动设备识别软件版本 |
| L2TP | Layer‑2 Tunnelling Protocol | 层2隧道协议 |
| LAC | Link Access Control | 链路接入控制 |
| LAI | Location Area Identify | 位置区识别码 |
| LLC | Logical Link Control | 逻辑链路控制 |
| LNS | L2TP Network Server | L2TP网络服务器 |
| M3UA | MTP3 User Adaptation | MTP3用户适配层协议 |
| MAC | Medium Access Control | 媒体接入控制 |
| MAP | Mobile Application Part | 移动应用部分 |
| MBMS | Multimedia Broadcast /Multicast Service | 组播和广播业务 |
| MMS | Multi-media Message Service | 多媒体短消息 |
| NRI | Network Resource Identifier | 网络资源标识符 |
| NS | Network Service | 网络业务 |
| MSISDN | Mobile Subscriber ISDN Number | 移动用户ISDN号码 |
| NSAPI | Network Service Access Point Identifier | 网络业务接入点标识符 |
| OCS | Online Charging System | 在线计费系统 |
| PCC | Policy and Charging Control | 策略和计费控制 |
| PCEF | Policy and Charging Enforcement Function | 策略和计费执行功能 |
| PCRF | Policy and Charging Rules Function | 策略和计费规则功能 |
| PDP | Packet Data Protocol | 分组数据协议 |
| PDU | Packet Data Unit | 分组数据单元 |
| POP3 | Post Office Protocol | 邮局协议3 |
| QoS | Quality of Service | 业务质量 |
| RADIUS | Remote Authentication Dial-In User Service | 远端拨入用户验证服务 |
| RAC | Routing Area Code | 路由区域码 |
| RAI | Routing Area Identity | 路由区识别号 |
| RLC | Radio Link Control | 无线链路控制 |
| RTCP | Real-time Transport Control Protocol | 实时传输控制协议 |
| RTP | Real-time Transport Protocol | 实时传输协议 |
| RTSP | Realtime Streaming Protocol | 实施流协议 |
| SGSN | Serving GPRS Support Node | 服务GPRS支持节点 |
| SMTP | Simple Mail Transfer Protocol | 简单邮件传输协议 |
| TEID | Tunnel End point Identifier | 隧道终点标识 |
| URA | User Registration Area | 用户注册区域 |
| URL | Uniform Resource Locator | 统一资源位置符 |
| VPN | Virtual Private Network | 虚拟专用网 |
| VRF | VPN Routing or Forwarding instance | VPN路由或前转关联 |
| WAP | Wireless Application Protocol | 无线应用协议 |
| XUDT | eXtended Unit Data | 扩展的单元数据 |
欢迎大家补充纠错，我来更新。