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    <title>该主题</title>
    <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/tong-guohttp-127-0-0-1-8081-devices-huo-qu-bu-dao-da-yin-ji-de-zhuang-tai-xin-xi/m-p/1333209#M303183</link>
    <description>&lt;P&gt;您好&lt;/P&gt;
&lt;P&gt;涉及到第三方开发，超出了我们的技术支持范畴。&lt;/P&gt;
&lt;P&gt;给您带来不便，敬请谅解。&lt;/P&gt;</description>
    <pubDate>Thu, 06 Mar 2025 08:05:00 GMT</pubDate>
    <dc:creator>双鱼座鲨鱼</dc:creator>
    <dc:date>2025-03-06T08:05:00Z</dc:date>
    <item>
      <title>通过http://127.0.0.1:8081/devices获取不到打印机的状态信息</title>
      <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/tong-guohttp-127-0-0-1-8081-devices-huo-qu-bu-dao-da-yin-ji-de-zhuang-tai-xin-xi/m-p/1333119#M303161</link>
      <description>&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="ChangeLai_1-1741241253473.png" style="width: 400px;"&gt;&lt;img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/118085i5D5FCC795077E4D0/image-size/medium?v=v2&amp;amp;px=400" role="button" title="ChangeLai_1-1741241253473.png" alt="ChangeLai_1-1741241253473.png" /&gt;&lt;/span&gt;&lt;/P&gt;&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="ChangeLai_2-1741241263113.png" style="width: 400px;"&gt;&lt;img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/118086i27134A2C7DC9DBAC/image-size/medium?v=v2&amp;amp;px=400" role="button" title="ChangeLai_2-1741241263113.png" alt="ChangeLai_2-1741241263113.png" /&gt;&lt;/span&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="ChangeLai_3-1741241271684.png" style="width: 400px;"&gt;&lt;img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/118087iE4E45E66BA4C01DB/image-size/medium?v=v2&amp;amp;px=400" role="button" title="ChangeLai_3-1741241271684.png" alt="ChangeLai_3-1741241271684.png" /&gt;&lt;/span&gt;&lt;/P&gt;&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="ChangeLai_4-1741241281179.png" style="width: 400px;"&gt;&lt;img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/118089iB4CEEDCC176E1C0E/image-size/medium?v=v2&amp;amp;px=400" role="button" title="ChangeLai_4-1741241281179.png" alt="ChangeLai_4-1741241281179.png" /&gt;&lt;/span&gt;&lt;/P&gt;&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="ChangeLai_6-1741241358771.png" style="width: 400px;"&gt;&lt;img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/118101iDA7F46F9D45CB2BA/image-size/medium?v=v2&amp;amp;px=400" role="button" title="ChangeLai_6-1741241358771.png" alt="ChangeLai_6-1741241358771.png" /&gt;&lt;/span&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="ChangeLai_7-1741241426203.png" style="width: 400px;"&gt;&lt;img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/118102i90D2CA328E9FC094/image-size/medium?v=v2&amp;amp;px=400" role="button" title="ChangeLai_7-1741241426203.png" alt="ChangeLai_7-1741241426203.png" /&gt;&lt;/span&gt;&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;我已经根据提供的Iedm sdk中的文档，启动了HP LEDM Proxy Service并确认了其监听端口是8081，然后我访问&lt;A href="http://127.0.0.1:8081/devices相关接口一直返回的都是Enpty" target="_blank"&gt;http://127.0.0.1:8081/devices相关接口一直返回的都是Enpty&lt;/A&gt; reply from server。我们的诉求是系统通过http方式获取打印机的状态、耗材情况及jobs相关数据，需要技术协助，感谢&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;</description>
      <pubDate>Thu, 06 Mar 2025 06:11:02 GMT</pubDate>
      <guid>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/tong-guohttp-127-0-0-1-8081-devices-huo-qu-bu-dao-da-yin-ji-de-zhuang-tai-xin-xi/m-p/1333119#M303161</guid>
      <dc:creator>ChangeLai</dc:creator>
      <dc:date>2025-03-06T06:11:02Z</dc:date>
    </item>
    <item>
      <title>回复： 通过http://127.0.0.1:8081/devices获取不到打印机的状态信息</title>
      <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/tong-guohttp-127-0-0-1-8081-devices-huo-qu-bu-dao-da-yin-ji-de-zhuang-tai-xin-xi/m-p/1333131#M303162</link>
      <description>&lt;P&gt;您好&lt;/P&gt;
&lt;P&gt;非常抱歉，以上问题超出了我们对打印机的技术支持范畴。&lt;/P&gt;
&lt;P&gt;请通过打印机工具箱或hp smart或ews(后台网页)获得打印机状态。&lt;/P&gt;
&lt;P&gt;其它方式获取打印机状态(sdk/mib)，不在我们的支持范畴内，敬请谅解。&lt;/P&gt;</description>
      <pubDate>Thu, 06 Mar 2025 06:22:43 GMT</pubDate>
      <guid>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/tong-guohttp-127-0-0-1-8081-devices-huo-qu-bu-dao-da-yin-ji-de-zhuang-tai-xin-xi/m-p/1333131#M303162</guid>
      <dc:creator>双鱼座鲨鱼</dc:creator>
      <dc:date>2025-03-06T06:22:43Z</dc:date>
    </item>
    <item>
      <title>回复： 通过http://127.0.0.1:8081/devices获取不到打印机的状态信息</title>
      <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/tong-guohttp-127-0-0-1-8081-devices-huo-qu-bu-dao-da-yin-ji-de-zhuang-tai-xin-xi/m-p/1333203#M303178</link>
      <description>&lt;DIV&gt;&lt;DIV class=""&gt;HP Color LaserJet Pro M254dw是不对第三方开发接口的是吗？或者说有没有什么方法可以支持通过http协议获取到打印机状态，或有什么方法让我自己研发的应用可以获取打印机状态？&lt;/DIV&gt;&lt;DIV class=""&gt;&amp;nbsp;&lt;/DIV&gt;&lt;/DIV&gt;</description>
      <pubDate>Thu, 06 Mar 2025 07:45:50 GMT</pubDate>
      <guid>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/tong-guohttp-127-0-0-1-8081-devices-huo-qu-bu-dao-da-yin-ji-de-zhuang-tai-xin-xi/m-p/1333203#M303178</guid>
      <dc:creator>ChangeLai</dc:creator>
      <dc:date>2025-03-06T07:45:50Z</dc:date>
    </item>
    <item>
      <title>回复： 通过http://127.0.0.1:8081/devices获取不到打印机的状态信息</title>
      <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/tong-guohttp-127-0-0-1-8081-devices-huo-qu-bu-dao-da-yin-ji-de-zhuang-tai-xin-xi/m-p/1333209#M303183</link>
      <description>&lt;P&gt;您好&lt;/P&gt;
&lt;P&gt;涉及到第三方开发，超出了我们的技术支持范畴。&lt;/P&gt;
&lt;P&gt;给您带来不便，敬请谅解。&lt;/P&gt;</description>
      <pubDate>Thu, 06 Mar 2025 08:05:00 GMT</pubDate>
      <guid>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/tong-guohttp-127-0-0-1-8081-devices-huo-qu-bu-dao-da-yin-ji-de-zhuang-tai-xin-xi/m-p/1333209#M303183</guid>
      <dc:creator>双鱼座鲨鱼</dc:creator>
      <dc:date>2025-03-06T08:05:00Z</dc:date>
    </item>
    <item>
      <title>回复： 通过http://127.0.0.1:8081/devices获取不到打印机的状态信息</title>
      <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/tong-guohttp-127-0-0-1-8081-devices-huo-qu-bu-dao-da-yin-ji-de-zhuang-tai-xin-xi/m-p/1333236#M303195</link>
      <description>&lt;P&gt;问题已解决，需要使用https协议进行访问才能成功，如：&lt;A href="https://127.0.0.1:8081/devices。" target="_blank"&gt;https://127.0.0.1:8081/devices。&lt;/A&gt;如遇到同样问题无法解决，可邮件联系我：changjielai@163.com&lt;/P&gt;</description>
      <pubDate>Thu, 06 Mar 2025 08:56:20 GMT</pubDate>
      <guid>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/tong-guohttp-127-0-0-1-8081-devices-huo-qu-bu-dao-da-yin-ji-de-zhuang-tai-xin-xi/m-p/1333236#M303195</guid>
      <dc:creator>ChangeLai</dc:creator>
      <dc:date>2025-03-06T08:56:20Z</dc:date>
    </item>
    <item>
      <title>回复： 通过http://127.0.0.1:8081/devices获取不到打印机的状态信息</title>
      <link>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/tong-guohttp-127-0-0-1-8081-devices-huo-qu-bu-dao-da-yin-ji-de-zhuang-tai-xin-xi/m-p/1333239#M303197</link>
      <description>&lt;P&gt;感谢反馈&lt;/P&gt;</description>
      <pubDate>Thu, 06 Mar 2025 09:03:36 GMT</pubDate>
      <guid>https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/tong-guohttp-127-0-0-1-8081-devices-huo-qu-bu-dao-da-yin-ji-de-zhuang-tai-xin-xi/m-p/1333239#M303197</guid>
      <dc:creator>双鱼座鲨鱼</dc:creator>
      <dc:date>2025-03-06T09:03:36Z</dc:date>
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