diff --git a/content/about-zuwang.md b/content/about-zuwang.md
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--- a/content/about-zuwang.md
+++ b/content/about-zuwang.md
@@ -24,7 +24,7 @@ tags = ["网络艺术"]
 
 - **5.弱电箱光猫+网线直连硬路由+无线Mesh连接到另一台同型号路由器**：适用与家里预埋的网口不多的情况，无线Mesh需要**AX3000及以上**同型号路由器，也可以将硬路由刷机用Easymesh实现。
 
-- **6.弱电箱光猫+网线直连硬路由+有线连接到另一台同型号路由器**：适用与有足够的预埋网口，比无线Mesh稳定。
+- **6.弱电箱光猫+网线直连硬路由+有线连接到另一台同型号路由器**：适用与有足够的预埋网口，比无线Mesh稳定。如果两台路由器之间不能直接连接，则需要有线回程，即为**弱电箱光猫+有线连接到路由器+连回弱电箱交换机+有线连接到另一台路由器**.
 
 - **7.弱电箱光猫+电力猫+220V电线+电力猫**：比较小众的组网方案，使用电线传输数据，速度不高，还容易受到大功率电器的干扰，适用与没有网口的环境；
 
diff --git a/public/about-zuwang/index.html b/public/about-zuwang/index.html
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@@ -116,7 +116,7 @@
 <p><strong>5.弱电箱光猫+网线直连硬路由+无线Mesh连接到另一台同型号路由器</strong>：适用与家里预埋的网口不多的情况，无线Mesh需要<strong>AX3000及以上</strong>同型号路由器，也可以将硬路由刷机用Easymesh实现。</p>
 </li>
 <li>
-<p><strong>6.弱电箱光猫+网线直连硬路由+有线连接到另一台同型号路由器</strong>：适用与有足够的预埋网口，比无线Mesh稳定。</p>
+<p><strong>6.弱电箱光猫+网线直连硬路由+有线连接到另一台同型号路由器</strong>：适用与有足够的预埋网口，比无线Mesh稳定。如果两台路由器之间不能直接连接，则需要有线回程，即为<strong>弱电箱光猫+有线连接到路由器+连回弱电箱交换机+有线连接到另一台路由器</strong>.</p>
 </li>
 <li>
 <p><strong>7.弱电箱光猫+电力猫+220V电线+电力猫</strong>：比较小众的组网方案，使用电线传输数据，速度不高，还容易受到大功率电器的干扰，适用与没有网口的环境；</p>
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