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<DIV align=center><B><IMG height=38 src="list.files/welcome4.gif"
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<TD width="54%" bgColor=#ffffff><FONT size=4><B><FONT face=楷体_GB2312
color=#000066>本期技术讲座：</FONT></B></FONT><B></B></TD>
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<TD width="54%" bgColor=#ffffff><B><FONT face=宋体
color=#0000cc> <FONT
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<TD width="81%"><B><SPAN lang=EN-US
style="COLOR: #333399"><FONT face=宋体 color=#000066
size=4>第一讲 GPSR简介</FONT></SPAN></B></TD></TR>
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<TD width="81%"><FONT size=2>1.1
<a target="_blank" href="g01-01.htm">概述</a></FONT></TD></TR>
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<TD width="81%"><FONT size=2><SPAN lang=EN-US
style="FONT-SIZE: 10.5pt; mso-bidi-font-size: 12.0pt">1.2<SPAN
style="FONT: 7pt 'Times New Roman'"> </SPAN></SPAN><a target="_blank" href="g01-02.htm">GPRS的主要特点</a></FONT></TD></TR>
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<TD width="19%"><FONT size=2></FONT></TD>
<TD width="81%"><FONT size=2>1.3
<a target="_blank" href="g01-03.htm">GPRS的业务</a></FONT></TD></TR>
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<TD width="19%"><FONT size=2></FONT></TD>
<TD width="81%"><FONT size=2>1.4
<a target="_blank" href="g01-04.htm">GPRS的具体应用</a></FONT></TD></TR>
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<TD width="19%"><FONT size=2></FONT></TD>
<TD width="81%"><FONT size=2>1.5
<a target="_blank" href="g01-05.htm">GPRS的优势及存在问题</a></FONT></TD></TR>
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<TD width="19%"><FONT size=2></FONT></TD>
<TD width="81%"><FONT size=2>1.6
<a target="_blank" href="g01-06.htm">GPRS标准和业务的发展</a></FONT></TD></TR>
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<TD width="81%"><B><SPAN lang=EN-US
style="COLOR: #333399"><FONT face=宋体 color=#000066
size=4>第二讲 <SPAN
style="FONT: 7pt 'Times New Roman'">
</SPAN>GPRS的网络结构</FONT></SPAN></B></TD></TR>
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<TD width="19%"><FONT size=2></FONT></TD>
<TD width="81%"><FONT size=2>2.1
<a target="_blank" href="g02-01.htm">GPRS网络总体结构</a></FONT></TD></TR>
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<TD width="19%"><FONT size=2></FONT></TD>
<TD width="81%"><FONT size=2>2.2
<a target="_blank" href="g02-01.htm">GPRS逻辑体系结构</a></FONT></TD></TR>
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<TD width="19%"><FONT size=2></FONT></TD>
<TD width="81%"><SPAN
style="FONT-SIZE: 10.5pt; mso-bidi-font-size: 12.0pt"><SPAN
lang=EN-US><O:P><FONT size=2>2.3
<a target="_blank" href="g02-02.htm">GPRS网络的主要实体</a></FONT></O:P></SPAN></SPAN></TD></TR>
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<TD width="81%"><B><SPAN lang=EN-US
style="COLOR: #333399"><FONT face=宋体 color=#000066
size=4>第三讲 <SPAN
style="FONT: 7pt 'Times New Roman'">
</SPAN>GPRS传输平台和信令平台</FONT><FONT face=宋体><O:P>
</O:P></FONT><O:P></O:P></SPAN></B></TD></TR>
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<TD width="81%"><FONT size=2>3.1
<a target="_blank" href="g03-01.htm">传输平台</a></FONT></TD></TR>
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<TD width="81%" height=20><FONT size=2>3.2
<a target="_blank" href="g03-02.htm">信令平台</a></FONT></TD></TR>
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<TD width="81%"><B><SPAN lang=EN-US
style="COLOR: #333399"><FONT face=宋体 color=#000066
size=4>第四讲 <SPAN
style="FONT: 7pt 'Times New Roman'">
</SPAN>GPRS的高级功能</FONT><O:P></O:P></SPAN></B></TD></TR>
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<TD width="19%"><FONT size=2></FONT></TD>
<TD width="81%"><FONT size=2>4.1
<a target="_blank" href="g04-01.htm">网络访问控制功能</a></FONT></TD></TR>
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<TD width="19%"><FONT size=2></FONT></TD>
<TD width="81%"><FONT size=2>4.2
<a target="_blank" href="g04-01.htm#gprs0402">分组选路和传输功能</a></FONT></TD></TR>
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<TD width="19%"><FONT size=2></FONT></TD>
<TD width="81%"><FONT size=2>4.3
<a target="_blank" href="g04-03.htm">移动性管理(MM)功能</a></FONT></TD></TR>
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