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Ru, Li Yi
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Reviewed-by: Wagner, Fabian <fabian.wagner@t-systems.com> Co-authored-by: Ru, Li Yi <liyiru7@huawei.com> Co-committed-by: Ru, Li Yi <liyiru7@huawei.com>
19 lines
3.7 KiB
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19 lines
3.7 KiB
HTML
<a name="rds_faq_0100"></a><a name="rds_faq_0100"></a>
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<h1 class="topictitle1">What Should I Do If an RDS Microsoft SQL Server DB Instance Failed to Be Connected?</h1>
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<div id="body1526894590692"><div class="section" id="rds_faq_0100__section1659771718232"><h4 class="sectiontitle">Fault Location</h4><ul id="rds_faq_0100__ul56841524475"><li id="rds_faq_0100__li968411243716">Check whether the <span id="rds_faq_0100__text1538316415553">ECS</span> can connect to the RDS DB instance.<p id="rds_faq_0100__p71291410102412">If the <span id="rds_faq_0100__text14570165715720">ECS</span> cannot connect to the RDS DB instance, check whether the ECS and RDS DB instance are located in the same VPC and security group.</p>
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<p id="rds_faq_0100__p1357741018613">In private network connection mode, the <span id="rds_faq_0100__text0192184416617">ECS</span> and <span id="rds_faq_0100__text7948151144510">RDS</span> DB instance must be in the same VPC and the DB instance can be accessed only through an ECS in the same VPC. In public network connection mode, the <span id="rds_faq_0100__text113573491003">ECS</span> and DB instance can be in different VPCs.</p>
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</li></ul>
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<ul id="rds_faq_0100__ul133811446679"><li id="rds_faq_0100__li73816460712">Check whether the IP address and port are correct.<p id="rds_faq_0100__p131293102240"><a name="rds_faq_0100__li73816460712"></a><a name="li73816460712"></a>Use a colon to separate the IP address and port.</p>
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</li><li id="rds_faq_0100__li10682721498">Check whether the RDS service is running properly.</li><li id="rds_faq_0100__li74141134594">Check whether the username and password are correct. You can reset the password.</li><li id="rds_faq_0100__li1166215463917">Reboot the RDS DB instance and check whether it can be connected through an ECS.</li></ul>
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<div class="section" id="rds_faq_0100__section6611183220249"><h4 class="sectiontitle">Solution</h4><ol id="rds_faq_0100__ol195916516540"><li id="rds_faq_0100__li17616348171"><span>Log in to the management console.</span></li><li id="rds_faq_0100__li146168481712"><span>Click <span><img id="rds_faq_0100__rds_modify_instance_name_en-us_topic_0192953815_image192529212293" src="en-us_image_0000001191211679.png"></span> in the upper left corner and select a region and a project.</span></li><li id="rds_faq_0100__li96167481711"><span>Click <strong id="rds_faq_0100__rds_modify_instance_name_b171171523153019">Service List</strong>. Under <strong id="rds_faq_0100__rds_modify_instance_name_b111722319302">Database</strong>, click <strong id="rds_faq_0100__rds_modify_instance_name_b15118152363010">Relational Database Service</strong>. The RDS console is displayed.</span></li><li id="rds_faq_0100__li14591145145410"><span>On the <strong id="rds_faq_0100__b0652202716918">Instances</strong> page, click the target DB instance. On the <strong id="rds_faq_0100__b86688521195">Basic Information</strong> and <strong id="rds_faq_0100__b46021619111">Backups & Restorations</strong> pages, check connection and backup information.</span></li><li id="rds_faq_0100__li1391661217417"><span>On the <span class="uicontrol" id="rds_faq_0100__uicontrol920993936193611"><b>Basic Information</b></span> page, check the administrator.</span></li><li id="rds_faq_0100__li73854901710"><span>Download an SQL Server Management Studio installation package and install it on an <span id="rds_faq_0100__text168428587">ECS</span>.</span></li><li id="rds_faq_0100__li153111911189"><span>Connect to the RDS DB instance through an <span id="rds_faq_0100__text361711516586">ECS</span>.</span></li></ol>
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<div class="parentlink"><strong>Parent topic:</strong> <a href="rds_faq_0141.html">Database Connection</a></div>
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