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<p class=TerminalDispaly><span lang=EN-US>3. Set XMODEM protocol parameter</span></p>
<p class=TerminalDispaly><span lang=EN-US>0. Return to boot menu</span></p>
<p class=MsoNormal><span style='font-family:宋体;'>然后可以选择不同的协议来对</span><span lang=EN-US>BOOTROM</span><span
style='font-family:宋体;'>进行加载。</span></p>
<p class=MsoNormal><span style='font-family:宋体;'>第二步：在下载程序菜单中，键入</span><span lang=EN-US><3></span><span
style='font-family:宋体;'>，选择采用</span><span
lang=EN-US>XModem</span><span style='font-family:宋体;'>协议完成</span><span lang=EN-US>BOOTROM</span><span
style='font-family:宋体;'>加载和主机软件的加载，回车后，系统进入下载速率设置菜单：</span></p>
<p class=TerminalDispaly><span lang=EN-US>Please select your download baudrate:
</span></p>
<p class=TerminalDispaly><span lang=EN-US>1. 9600</span></p>
<p class=TerminalDispaly><span lang=EN-US>2. 19200</span></p>
<p class=TerminalDispaly><span lang=EN-US>3. 38400</span></p>
<p class=TerminalDispaly><span lang=EN-US>4. 57600</span></p>
<p class=TerminalDispaly><span lang=EN-US>5. 115200*</span></p>
<p class=TerminalDispaly><span lang=EN-US>0. Return </span><span lang=EN-US
style='font-family:Symbol;'>¬</span><span
style='font-family:宋体;'>返回下载程序菜单</span></p>
<p class=TerminalDispaly><span lang=EN-US>Enter your choice (0-5):5</span></p>
<p class=MsoNormal><span style='font-family:宋体;'>第三步：根据实际情况，选择合适的下载速率，若如上所示键入</span><span
lang=EN-US><5></span><span style='font-family:宋体;'>，即选择</span><span lang=EN-US>115200bit/s</span><span
style='font-family:宋体;'>的下载速率，回车后终端</span><span
style='font-family:宋体;'>显示如下信息：</span></p>
<p class=TerminalDispaly><span lang=EN-US>Are you sure to update your
bootrom?(Y/N)</span></p>
<p class=MsoNormal><span style='font-family:宋体;'>第四步：键入</span><span
lang=EN-US><Y></span><span style='font-family:宋体;'>，系统开始文件下载；键入</span><span lang=EN-US><N></span><span
style='font-family:宋体;'>，系统将返回下载程序菜单。以键</span><span
style='font-family:宋体;'>入</span><span
lang=EN-US><Y></span><span style='font-family:宋体;'>为</span><span style='font-family:宋体;'>例，回车后，系统界面如下：</span></p>
<p class=TerminalDispaly><span lang=EN-US>Download baudrate is 115200 bps.</span></p>
<p class=TerminalDispaly><span lang=EN-US>Please change the terminal's baudrate
to 115200 bps and select XMODEM protocol.</span></p>
<p class=TerminalDispaly><span lang=EN-US>Press enter key when ready. </span><span
lang=EN-US style='font-family:Symbol;'>¬</span><span
style='font-family:宋体;'>波特率更改完成后，请键入回车</span></p>
<div style='border:none;border-top:solid windowtext 1.0pt;padding:5.0pt 0cm 0cm 0cm;
margin-left:3.0cm;margin-right:0cm'>
<p class=NotesHeading style='margin-left:0cm'><span lang=EN-US
style='font-family:Wingdings;'>&</span><span
lang=EN-US> </span><span
style='font-family:黑体'>说明：</span></p>
</div>
<div style='border:none;border-bottom:solid windowtext 1.0pt;padding:0cm 0cm 5.0pt 0cm;
margin-left:3.0cm;margin-right:0cm'>
<p class=NotesText style='margin-left:0cm'><span style='font-family:楷体_GB2312;color:windowtext'>如果下载波特率选择为</span><span
lang=EN-US style='color:windowtext'>9600bps</span><span style='font-family:
楷体_GB2312;color:windowtext'>，用户不用修改超级终端的波特率，不用进行下面的第五步和第六步操作，直接进入第七步的操作。此时系统不给出上面的提示。</span></p>
</div>
<p class=MsoNormal><span lang=EN-US> </span></p>
<p class=MsoNormal><span style='font-family:宋体;'>第五步：进入超级终端软件的</span><span lang=EN-US>[</span><span
style='font-family:宋体;'>文件</span><span
lang=EN-US>/</span><span style='font-family:宋体;'>属性</span><span lang=EN-US>]</span><span
style='font-family:宋体;'>菜单，在弹出的对话框单击</span><span
lang=EN-US>[</span><span style='font-family:宋体;'>配置</span><span lang=EN-US>]</span><span
style='font-family:宋体;'>按钮，进入</span><span
lang=EN-US>Console</span><span style='font-family:宋体;'>口配置对话框，将速率配置</span><span lang=EN-US>115200bps</span><span
style='font-family:宋体;'>。</span></p>
<p class=Figure><span lang=EN-US><img width=273 height=308
src="02-低端系列WEB网管用户手册附录.files/image002.jpg"></span></p>
<p class=FigureDescription style='margin-left:0cm'><a name="_Toc87239464"></a><a
name="_Toc69700410"></a><a name="_Toc69644537"></a><a name="_Toc61850518"></a><a
name="_Toc57190829"><span lang=EN-US>图A-1 </span><span
style='font-family:黑体;'>进入属性对话框</span></a></p>
<p class=Figure><span lang=EN-US><img width=243 height=249
src="02-低端系列WEB网管用户手册附录.files/image004.jpg"></span></p>
<p class=FigureDescription style='margin-left:0cm'><a name="_Toc87239465"></a><a
name="_Toc69700411"></a><a name="_Toc69644538"></a><a name="_Toc61850519"></a><a
name="_Toc57190830"><span lang=EN-US>图A-2 </span><span
lang=EN-US>Console</span></a><span style='font-family:黑体;'>口配置对话框</span></p>
<p class=MsoNormal><span style='font-family:宋体;'>第六步：配置终端的波特率设置完成后，做一次终端的断开和连接操作，波特率设置才能生效：单击超级终端的</span><span
lang=EN-US>[</span><span style='font-family:宋体;'>断开</span><span lang=EN-US>]</span><span
style='font-family:宋体;'>按钮，即断开了超级终端和交换机的连接，点击</span><span
lang=EN-US>[</span><span style='font-family:宋体;'>连接</span><span lang=EN-US>]</span><span
style='font-family:宋体;'>按钮，则重新建立超级终端和交换机的连接。</span></p>
<p class=Figure><span lang=EN-US><img width=308 height=185
src="02-低端系列WEB网管用户手册附录.files/image006.jpg"></span></p>
<p class=FigureDescription style='margin-left:0cm'><a name="_Toc87239466"></a><a
name="_Toc69700412"></a><a name="_Toc69644539"></a><a name="_Toc61850520"></a><a
name="_Toc57190831"><span lang=EN-US>图A-3 </span><span
style='font-family:黑体;'>连接按钮和断开按钮</span></a></p>
<div style='border:none;border-top:solid windowtext 1.0pt;padding:5.0pt 0cm 0cm 0cm;
margin-left:3.0cm;margin-right:0cm'>
<p class=NotesHeading style='margin-left:0cm'><span lang=EN-US
style='font-family:Wingdings;'>&</span><span
lang=EN-US> </span><span
style='font-family:黑体'>说明：</span></p>
</div>
<div style='border:none;border-bottom:solid windowtext 1.0pt;padding:0cm 0cm 5.0pt 0cm;
margin-left:3.0cm;margin-right:0cm'>
<p class=NotesText style='margin-left:0cm'><span style='font-family:楷体_GB2312;color:windowtext'>终端的波特率更改后，要做一次终端仿真程序的断开和连接操作，新的设置才能起作用。</span></p>
</div>
<p class=MsoNormal><span lang=EN-US> </span></p>
<p class=MsoNormal><span style='font-family:宋体;'>第七步：然后键入回车即可开始程序的下载，终端显示如下信息：</span></p>
<p class=TerminalDispaly><span lang=EN-US>Now please start transfer file with
XMODEM protocol.</span></p>
<p class=TerminalDispaly><span lang=EN-US>If you want to exit, Press
<Ctrl+X>.</span><span lang=EN-US style='font-family:Symbol;'>¬</span><span style='font-family:宋体;'>若想退出程序下载，请键入</span><span lang=EN-US><Ctrl+X></span></p>
<p class=TerminalDispaly><span lang=EN-US>Loading ...CCCCCCCCCC</span></p>
<p class=MsoNormal><span style='font-family:宋体;'>第八步：此时，从终端窗口选择</span><span lang=EN-US>[</span><span
style='font-family:宋体;'>传送</span><span
lang=EN-US>\</span><span style='font-family:宋体;'>发送文件</span><span lang=EN-US>]</span><span
style='font-family:宋体;'>，在弹出的对话框（如下图）中点击</span><span
lang=EN-US>[</span><span style='font-family:宋体;'>浏览</span><span lang=EN-US>]</span><span
style='font-family:宋体;'>按扭，选择需要下载的软件，并将下载使用的协议改为</span><span
lang=EN-US>XModem</span><span style='font-family:宋体;'>。</span></p>
<p class=Figure><span lang=EN-US><img width=337 height=166
src="02-低端系列WEB网管用户手册附录.files/image007.jpg"></span></p>
<p class=FigureDescription style='margin-left:0cm'><a name="_Toc87239467"></a><a
name="_Toc69700413"></a><a name="_Toc69644540"></a><a name="_Toc61850521"></a><a
name="_Toc57190832"><span lang=EN-US>图A-4 </span><span
lang=EN-US>[</span></a><span style='font-family:黑体;'>发送文件</span><span
lang=EN-US>]</span><span style='font-family:黑体;'>对话框</span></p>
<p class=MsoNormal><span style='font-family:宋体;'>第九步：选择完成后，点击</span><span lang=EN-US
style='font-family:"Times New Roman";'>[</span><span style='font-family:宋体;'>发送</span><span lang=EN-US style='font-family:"Times New Roman";'>]</span><span
style='font-family:宋体;'>按钮，系统弹出如下图所示的界面。</span></p>
<p class=Figure><span lang=EN-US><img width=383 height=247
src="02-低端系列WEB网管用户手册附录.files/image009.jpg"></span></p>
<p class=FigureDescription style='margin-left:0cm'><a name="_Toc87239468"></a><a
name="_Toc69700414"></a><a name="_Toc69644541"></a><a name="_Toc61850522"></a><a
name="_Toc57190833"><span lang=EN-US>图A-5 </span><span
style='font-family:黑体;'>正在发送文件界面</span></a></p>
<p class=MsoNormal><span style='font-family:宋体;'>第十步：程序下载完成后，系统界面如下：</span></p>
<p class=TerminalDispaly><span lang=EN-US>Loading ...CCCCCCCCCC done!</span></p>
<p class=TerminalDispaly><span lang=EN-US>## Total Size = 0x00055d40 =
351552 Bytes</span></p>
<p class=TerminalDispaly><span lang=EN-US>Your baudrate should be set to 9600
bps again!</span></p>
<p class=TerminalDispaly><span lang=EN-US>Press enter key when ready.</span></p>
<div style='border:none;border-top:solid windowtext 1.0pt;padding:5.0pt 0cm 0cm 0cm;
margin-left:3.0cm;margin-right:0cm'>
<p class=NotesHeading style='margin-left:0cm'><span lang=EN-US
style='font-family:Wingdings;'>&</span><span
lang=EN-US> </span><span
style='font-family:黑体'>说明：</span></p>
</div>
<div style='border:none;border-bottom:solid windowtext 1.0pt;padding:0cm 0cm 5.0pt 0cm;
margin-left:3.0cm;margin-right:0cm'>
<p class=NotesText style='margin-left:0cm'><span style='font-family:楷体_GB2312;color:windowtext'>如果下载的速率选择为</span><span
lang=EN-US style='color:windowtext'>9600bps</span><span style='font-family:
楷体_GB2312;color:windowtext'>，用户不用重新调整超级终端的速率，此步骤没有必要。此时系统不给出“</span><span
lang=EN-US style='color:windowtext'>Your baudrate should be set to 9600 bps
again! Press enter key when ready</span><span style='font-family:楷体_GB2312;color:windowtext'>”的提示，而是提示“</span><span
lang=EN-US style='color:windowtext'>Bootrom is updating
now.....................................done!</span><span style='font-family:
楷体_GB2312;color:windowtext'>”。</span></p>
</div>
<p class=MsoNormal><span lang=EN-US> </span></p>
<p class=MsoNormal><span style='font-family:宋体;'>第十一步：此时重新将超级终端的波特率调整为</span><span lang=EN-US>9600bps</span><span
style='font-family:宋体;'>，过程请参考前面的第五步和第六步，然后根据提示按任意键，系统将给出下面的提示，表示加载成功。</span></p>
<p class=TerminalDispaly><span lang=EN-US>Bootrom is updating now.....................................done!</span></p>
<h4 style='margin-left:97.8pt;text-indent:-12.75pt'><span
lang=EN-US style='font-size:10.0pt;color:windowtext'>3. </span><span style='font-family:
黑体;color:windowtext'>加载主机软件</span></h4>
<p class=MsoNormal><span style='font-family:宋体;'>第一步：如果用户要加载交换机的主机软件，直接在</span><span lang=EN-US>BOOT</span><span
style='font-family:宋体;'>菜单中选择选项</span><span
lang=EN-US>1</span><span style='font-family:宋体;'>，系统会出现以下提示。</span></p>
<p class=TerminalDispaly><span lang=EN-US>1. Set TFTP protocol parameter </span><span
lang=EN-US style='font-family:Symbol;'>¬</span><span
style='font-family:宋体;'>设置</span><span
lang=EN-US>TFTP</span><span style='font-family:宋体;'>协议参数</span></p>
<p class=TerminalDispaly><span lang=EN-US>2. Set FTP protocol parameter </span><span
lang=EN-US style='font-family:Symbol;'>¬</span><span
style='font-family:宋体;'>设置</span><span
lang=EN-US>FTP</span><span style='font-family:宋体;'>协议参数</span></p>
<p class=TerminalDispaly><span lang=EN-US>3. Set XMODEM protocol parameter </span><span
lang=EN-US style='font-family:Symbol;'>¬</span><span
style='font-family:宋体;'>设置</span><span
lang=EN-US>XMODEM</span><span style='font-family:宋体;'>协议参数</span></p>
<p class=TerminalDispaly><span lang=EN-US>0. Return to boot menu</span><span
lang=EN-US style='font-family:Symbol;'>¬</span><span
style='font-family:宋体;'>返回</span><span
lang=EN-US>BOOT</span><span style='font-family:宋体;'>菜单</span></p>
<p class=TerminalDispaly><span lang=EN-US>Enter your choice(0-3):3</span></p>
<p class=MsoNormal><span style='font-family:宋体;'>然后可以选择不同的协议来对主机软件进行加载。</span></p>
<p class=MsoNormal><span style='font-family:宋体;'>后续的步骤和加载</span><span lang=EN-US>BOOTROM</span><span
style='font-family:宋体;'>完全一致，区别在于：系统给出的提示是加载主机软件的提示而不是加载</span><span
lang=EN-US>BOOTROM</span><span style='font-family:宋体;'>的提示；用户加载的程序是主机软件程序而不是</span><span
lang=EN-US>BOOTROM</span><span style='font-family:宋体;'>程序。</span></p>
<h3 style='margin-left:0cm;text-indent:0cm'><a name="_Toc92269444"></a><a
name="_Toc69696512"></a><a name="_Toc64260047"></a><a name="_Toc61850477"></a><a
name="_Toc56595215"></a><a name="_Toc56414371"><span
lang=EN-US>A.2.3 </span><span
style='font-family:黑体;'>通过以太网口利用</span><span
lang=EN-US>TFTP</span></a><span
style='font-family:黑体;'>完成加载</span></h3>
<h4 style='margin-left:97.8pt;text-indent:-12.75pt'><a name="_Toc18914985"><span
lang=EN-US style='font-size:10.0pt;color:windowtext'>1. </span><span lang=EN-US
style='color:windowtext'>TFTP</span></a><span
style='font-family:黑体;color:windowtext'>介绍</span></h4>
<p class=MsoNormal><span lang=EN-US>TFTP</span><span style='font-family:宋体;'>（</span><span
lang=EN-US>Trivial File Transfer Protocol</span><span style='font-family:宋体;'>，简单文件传输协议）是</span><span
lang=EN-US>TCP/IP</span><span style='font-family:宋体;'>协议族中一个用来在客户机与服务器之间进行简单文件传输的协议，该协议承载在</span><span
lang=EN-US>UDP</span><span style='font-family:宋体;'>上，提供不可靠的数据流传输服务。</span></p>
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