diff --git a/easytiersetup.sh b/easytiersetup.sh
index bbbc5bf..2950a0a 100644
--- a/easytiersetup.sh
+++ b/easytiersetup.sh
@@ -1,6 +1,14 @@
 echo "==>setup easytier config"
 
-sed -i.bak '14curi = "tcp://39.108.52.138:11010";17cnetwork_name = "ctyuntest";18cnetwork_secret = "123456"' /opt/easytier/config/default.conf
+sed --debug '14curi = "tcp://39.108.52.138:11010";17cnetwork_name = "ctyuntest";18cnetwork_secret = "123456"' /opt/easytier/config/default.conf
 
+# # 创建 sed 脚本
+# cat > replace.sed << 'EOF'
+# 5c新内容1
+# 8c新内容2
+# EOF
+
+# # 执行
+# sed -i -f replace.sed 文件名
 
 echo "==>setup config done"
\ No newline at end of file