diff --git a/install/README.md b/install/README.md
index 73d3067..e49a5ce 100644
--- a/install/README.md
+++ b/install/README.md
@@ -62,4 +62,10 @@ kubectl label nodes tca svccontroller.k3s.cattle.io/enablelb="true"
 ### 给master节点添加污点
 ```shell
 kubectl taint nodes tca node-role.kubernetes.io/master:NoSchedule
+```
+
+### 节点网络优化
+可以在需要加速的节点屏蔽目标ip 比如85.113.71.11 让tailscale强制走drep服务器进行加速
+```shell
+iptables -A OUTPUT -p udp --dport 41641 -d 85.113.71.11 -j DROP
 ```
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