<p class="shortdesc">本文介绍如何购买Web应用防火墙的域名扩展包。</p> <section class="section prereq" id="purchase_extension_packages__prereq_dy1_jmh_zrb"><div class="tasklabel"><h2 class="doc-tairway">前提条件</h2></div> <p class="p">您已经拥有平安云账号，并且账户余额充足。</p> </section> <section class="section context" id="purchase_extension_packages__context_ifs_xmh_zrb"><div class="tasklabel"><h2 class="doc-tairway">背景信息</h2></div> <p class="p">一个扩展包包含 1 个一级域名和 10 个二级域名。</p> <p class="p">域名扩展包按照企业版套餐到期剩余天数按天付费。例如，企业版套餐还有2天即将到期，此时购买1个扩展包需要付2天的费用。</p> <p class="p">企业版套餐到期后域名扩展包也会到期，到期后不能通过<span class="keyword wintitle">概览</span>页面的<span class="ph uicontrol">管理</span>按钮跳转到Web应用防火墙控制台。</p> </section> <section><div class="tasklabel"><h2 class="doc-tairway">操作步骤</h2></div><ol class="ol steps"><li class="li step stepexpand"> <span class="ph cmd">登录<a class="xref" href="https://pinganyun.com/" target="_blank" rel="external noopener">平安云官网</a>。</span> </li><li class="li step stepexpand"> <span class="ph cmd">单击页面右上角<span class="ph uicontrol">控制台</span>按钮。</span> </li><li class="li step stepexpand"> <span class="ph cmd">输入账号名和密码，通过验证，单击<span class="ph uicontrol">确定</span>，登录控制台。</span> </li><li class="li step stepexpand"> <span class="ph cmd">在左侧导航栏中单击<span class="ph menucascade"><span class="ph uicontrol">全部产品</span><abbr> > </abbr><span class="ph uicontrol">Web应用防火墙</span></span> ，进入<span class="keyword wintitle">概览</span>页面。</span> </li><li class="li step stepexpand"> <span class="ph cmd">单击<span class="ph uicontrol">扩展</span>进入<span class="keyword wintitle">购买域名扩展包</span>页面。</span> <div class="itemgroup info"> <img class="image" id="purchase_extension_packages__image_yn5_hjn_prb" src="https://pcp-portal-sca.obs-cn-shenzhen.pinganyun.com/pcp-portal-sca/20231704193313-1b7bbbdb9f75.png" width="830"> </div> </li><li class="li step stepexpand"> <span class="ph cmd">根据实际需求选择购买域名扩展包数量，并勾选<span class="ph uicontrol">我已阅读《产品及服务使用协议》。</span></span> </li><li class="li step stepexpand"> <span class="ph cmd">单击<span class="ph uicontrol">确认订单</span>，进入<span class="keyword wintitle">订单确认</span>页面。</span> </li><li class="li step stepexpand"> <span class="ph cmd">确认信息无误后，单击<span class="ph uicontrol">确认支付</span>。</span> <div class="itemgroup info"> <div class="note important note_important" id="purchase_extension_packages__note_ksw_z4h_zrb"><span class="note__title">重要：</span> 订单支付成功后不支持取消。</div> </div> </li></ol></section> <section class="section result" id="purchase_extension_packages__result_knf_xjn_prb"><div class="tasklabel"><h2 class="doc-tairway">执行结果</h2></div> <p class="p">在<span class="keyword wintitle">概览</span>页面，可查看到资源状态区域的域名数量已更新。</p> </section>