中国移动GPRS无线优化专业培训资料(ppt 113页)
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资料简介：
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中国移动GPRS无线优化专业培训资料目录：
1. GPRS业务模型分析
2. Case Study in 2003 from a European Network
3. 案例： 引入新应用(Push to Talk)
4. GPRS网络无线优化原则及案例分析
5. GPRS网络无线优化实例
6. GPRS QoS Fundamentals
中国移动GPRS无线优化专业培训资料内容提要：
Definition of A Session：
A service session is a logical entity.
Independent of transmission direction.
It is basically described as the period where a user is actively using the service.
During an active service session, the network must maintain connectivity between the users in that session.
Definition of A Burst：
The Burst represents a block of real traffic that the application sends/receives.
The Burst is the activity that the bearer channels in the network see.
For many services, a burst equates to the transfer of a file or message.
The burst is uni-directional (uplink and downlink bursts are different).
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