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zhoumeng
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Reviewed-by: Hajba, László Antal <laszlo-antal.hajba@t-systems.com> Co-authored-by: zhoumeng <zhoumeng35@huawei.com> Co-committed-by: zhoumeng <zhoumeng35@huawei.com>
19 lines
2.3 KiB
HTML
19 lines
2.3 KiB
HTML
<a name="elb_faq_0041"></a><a name="elb_faq_0041"></a>
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<h1 class="topictitle1">How Do I Check the Status of a Backend Server?</h1>
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<div id="body8662426"><ol id="elb_faq_0041__en-us_topic_0101328255_ol2879999611816"><li id="elb_faq_0041__en-us_topic_0101328255_li6248705311816">Verify that the applications on the backend server are enabled.<ol type="a" id="elb_faq_0041__en-us_topic_0101328255_ol4122204711912"><li id="elb_faq_0041__en-us_topic_0101328255_li6552894411916">Log in to the backend server. (An ECS is used as an example here.)</li><li id="elb_faq_0041__en-us_topic_0101328255_li3517118211943">Check the port status.<p id="elb_faq_0041__en-us_topic_0101328255_p568284811944"><a name="elb_faq_0041__en-us_topic_0101328255_li3517118211943"></a><a name="en-us_topic_0101328255_li3517118211943"></a><strong id="elb_faq_0041__en-us_topic_0101328255_b420613211943">netstat -ntpl</strong></p>
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<div class="note" id="elb_faq_0041__en-us_topic_0101328255_note26440757111028"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><div class="p" id="elb_faq_0041__en-us_topic_0101328255_p51410770111031">For Windows ECSs, use <strong id="elb_faq_0041__en-us_topic_0101328255_b842352706152848">netstat -ano</strong> on the CLI to view the port status or server software status.<div class="fignone" id="elb_faq_0041__en-us_topic_0101328255_fig4990866211124"><span class="figcap"><b>Figure 1 </b>Port status</span><br><span><img id="elb_faq_0041__en-us_topic_0101328255_image1606983511124" src="en-us_image_0000001794819597.jpg"></span></div>
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</div>
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</div></div>
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</li></ol>
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</li><li id="elb_faq_0041__en-us_topic_0101328255_li16052523112231">Check the network communication of the ECS.<p id="elb_faq_0041__en-us_topic_0101328255_p12721331114814"><a name="elb_faq_0041__en-us_topic_0101328255_li16052523112231"></a><a name="en-us_topic_0101328255_li16052523112231"></a>For example, if the ECS uses port 80, use <strong id="elb_faq_0041__en-us_topic_0101328255_b842352706153210">curl</strong> to check whether network connectivity is normal.</p>
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<p id="elb_faq_0041__p1711753185312"><span><img id="elb_faq_0041__image1711753125311" src="en-us_image_0000001794819593.jpg"></span></p>
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</li></ol>
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</div>
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<div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="elb_faq_0203.html">Backend Servers</a></div>
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</div>
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</div>
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