forked from docs/doc-exports
Ru, Li Yi
f51ec873f3
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>
25 lines
7.5 KiB
HTML
25 lines
7.5 KiB
HTML
<a name="rds_public_accessibility"></a><a name="rds_public_accessibility"></a>
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<h1 class="topictitle1">Binding and Unbinding an <span id="text154925914211">EIP</span></h1>
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<div id="body1497958710853"><div class="section" id="rds_public_accessibility__section26758795194119"><h4 class="sectiontitle"><strong id="rds_public_accessibility__b84235270694112">Scenarios</strong></h4><p id="rds_public_accessibility__p2283626020420">By default, a DB instance is not publicly accessible (not bound with an <span id="rds_public_accessibility__text382710613224">EIP</span>) after being created. You can bind an EIP to a DB instance for public accessibility, and you can unbind the EIP from the DB instance later if needed.</p>
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<div class="notice" id="rds_public_accessibility__note29232533203622"><span class="noticetitle"><img src="public_sys-resources/notice_3.0-en-us.png"> </span><div class="noticebody"><p id="rds_public_accessibility__p61766211203622">To ensure that the DB instance is accessible, the security group associated with the instance must allow access over the database port. For example, if the database port is 8635, ensure that the security group allows access over the 8635 port.</p>
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<div class="section" id="rds_public_accessibility__section25123869979"><h4 class="sectiontitle">Prerequisites</h4><ul id="rds_public_accessibility__ul176448639523"><li id="rds_public_accessibility__li16430428125916">You have assigned an EIP on the VPC console.</li><li id="rds_public_accessibility__li70163319612">You can bind an <span id="rds_public_accessibility__text87225242225">EIP</span> to a primary DB instance or a read replica only.</li><li id="rds_public_accessibility__li199477989523">If a DB instance has already been bound with an <span id="rds_public_accessibility__text1042514221315">EIP</span>, you must unbind the <span id="rds_public_accessibility__text161951436112219">EIP</span> from the DB instance first before binding a new <span id="rds_public_accessibility__text12491920173115">EIP</span> to it.</li></ul>
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<div class="section" id="rds_public_accessibility__section3199593620428"><a name="rds_public_accessibility__section3199593620428"></a><a name="section3199593620428"></a><h4 class="sectiontitle">Binding an <span id="rds_public_accessibility__text33112332316">EIP</span></h4><ol id="rds_public_accessibility__ol12603704105129"><li id="rds_public_accessibility__li6989142242314"><span>Log in to the management console.</span></li><li id="rds_public_accessibility__li1398910223239"><span>Click <span><img id="rds_public_accessibility__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_public_accessibility__li79901322102318"><span>Click <strong id="rds_public_accessibility__rds_modify_instance_name_b171171523153019">Service List</strong>. Under <strong id="rds_public_accessibility__rds_modify_instance_name_b111722319302">Database</strong>, click <strong id="rds_public_accessibility__rds_modify_instance_name_b15118152363010">Relational Database Service</strong>. The RDS console is displayed.</span></li><li id="rds_public_accessibility__li46324476105129"><span>On the <strong id="rds_public_accessibility__b13522858144717">Instances</strong> page, click the target DB instance.</span></li><li id="rds_public_accessibility__li123841444124412"><span>In the navigation pane on the left, choose <strong id="rds_public_accessibility__b183851510123416">EIPs</strong>. On the displayed page, click <strong id="rds_public_accessibility__b10386141083413">Bind EIP</strong>.</span></li><li id="rds_public_accessibility__li9149507101814"><span>In the displayed dialog box, all unbound EIPs are listed. Select the <span id="rds_public_accessibility__text11129818443">EIP</span> to be bound and click <strong id="rds_public_accessibility__b842352706204348">OK</strong>. If no available <span id="rds_public_accessibility__text394712634415">EIP</span>s are displayed, click <span class="uicontrol" id="rds_public_accessibility__uicontrol722893519818"><b>View <span id="rds_public_accessibility__text622833510812">EIP</span></b></span> to obtain one.</span></li><li id="rds_public_accessibility__li168881801024"><span>On the <span class="uicontrol" id="rds_public_accessibility__uicontrol12347132583819"><b>EIPs</b></span> page, view the <span id="rds_public_accessibility__text15816134134410">EIP</span> that has been bound to the DB instance.</span><p><p id="rds_public_accessibility__p461516575617">You can also view the progress and result of binding an EIP to a DB instance on the <strong id="rds_public_accessibility__b842352706112444_1">Task Center</strong> page.</p>
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<p id="rds_public_accessibility__p56152571362">To unbind the EIP from the DB instance, see <a href="#rds_public_accessibility__section186511510267">Unbinding an EIP</a>.</p>
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</p></li></ol>
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<div class="section" id="rds_public_accessibility__section186511510267"><a name="rds_public_accessibility__section186511510267"></a><a name="section186511510267"></a><h4 class="sectiontitle">Unbinding an <span id="rds_public_accessibility__text356392214238">EIP</span></h4><ol id="rds_public_accessibility__ol31276680102616"><li id="rds_public_accessibility__li73327523165"><span>Log in to the management console.</span></li><li id="rds_public_accessibility__li933205251614"><span>Click <span><img id="rds_public_accessibility__rds_modify_instance_name_en-us_topic_0192953815_image192529212293_1" src="en-us_image_0000001191211679.png"></span> in the upper left corner and select a region and a project.</span></li><li id="rds_public_accessibility__li6333185212168"><span>Click <strong id="rds_public_accessibility__rds_modify_instance_name_b171171523153019_1">Service List</strong>. Under <strong id="rds_public_accessibility__rds_modify_instance_name_b111722319302_1">Database</strong>, click <strong id="rds_public_accessibility__rds_modify_instance_name_b15118152363010_1">Relational Database Service</strong>. The RDS console is displayed.</span></li><li id="rds_public_accessibility__li35235350102616"><span>On the <strong id="rds_public_accessibility__b133221644716">Instances</strong> page, click the DB instance that has an EIP bound.</span></li><li id="rds_public_accessibility__li10577102471016"><span>On the <span class="uicontrol" id="rds_public_accessibility__uicontrol966102586163454"><b>EIPs</b></span> page, locate the target EIP to be unbound and click <span class="uicontrol" id="rds_public_accessibility__uicontrol1471408193163454"><b>Unbind</b></span>. In the displayed dialog box, click <span class="parmname" id="rds_public_accessibility__parmname164781630145114"><b>Yes</b></span>.</span></li><li id="rds_public_accessibility__li1757318114432"><span>On the <span class="uicontrol" id="rds_public_accessibility__uicontrol1633414308560"><b>EIPs</b></span> page, view the unbinding result.</span><p><p id="rds_public_accessibility__p45731510439">You can also view the progress and result of unbinding an <span id="rds_public_accessibility__text5279832182312">EIP</span> from a DB instance on the <strong id="rds_public_accessibility__b842352706112444_3">Task Center</strong> page.</p>
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<p id="rds_public_accessibility__p165736134317">To bind an EIP to the DB instance again, see <a href="#rds_public_accessibility__section3199593620428">Binding an EIP</a>.</p>
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</p></li></ol>
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<div class="parentlink"><strong>Parent topic:</strong> <a href="rds_05_0005.html">Connection Management</a></div>
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