diff --git a/06.PVE制作DNS服务器.md b/06.PVE制作DNS服务器.md
index faffc5b..86b635c 100644
--- a/06.PVE制作DNS服务器.md
+++ b/06.PVE制作DNS服务器.md
@@ -305,6 +305,8 @@ $ sudo nvim /etc/smartdns/smartdns.conf
 
 - `SmartDNS` 端口监听参数为 `6053@lo` ，请根据实际情况进行调整  
 
+- `edns-client-subnet` 为 EDNS 客户端子网，演示中 `202.103.24.68` 为湖北武汉市 DNS 服务器地址，请根据实际情况进行调整  
+
 - 检查配置文件中关于本地域名及其上游 DNS 服务器相关配置，请根据实际情况进行调整  
 
 ```bash
@@ -333,7 +335,6 @@ conf-file /etc/smartdns.d/bogus-nxdomain.china.smartdns.conf
 cache-file /tmp/smartdns.cache
 
 log-level notice
-max-query-limit 1024
 restart-on-crash yes
 
 bind [::]:6053@lo
@@ -346,6 +347,8 @@ prefetch-domain yes
 serve-expired-prefetch-time 21600
 
 force-qtype-SOA 65
+max-query-limit 1024
+edns-client-subnet 202.103.24.68
 
 server-tcp 119.29.29.29 -group dnspod -exclude-default-group
 server-tcp 2402:4e00:: -group dnspod -exclude-default-group
diff --git a/src/debian/debian_dns_smartdns.conf b/src/debian/debian_dns_smartdns.conf
index 5f6eee7..bd7ec5a 100644
--- a/src/debian/debian_dns_smartdns.conf
+++ b/src/debian/debian_dns_smartdns.conf
@@ -23,7 +23,6 @@ conf-file /etc/smartdns.d/bogus-nxdomain.china.smartdns.conf
 cache-file /tmp/smartdns.cache
 
 log-level notice
-max-query-limit 1024
 restart-on-crash yes
 
 bind [::]:6053@lo
@@ -36,6 +35,8 @@ prefetch-domain yes
 serve-expired-prefetch-time 21600
 
 force-qtype-SOA 65
+max-query-limit 1024
+edns-client-subnet 202.103.24.68
 
 server-tcp 119.29.29.29 -group dnspod -exclude-default-group
 server-tcp 2402:4e00:: -group dnspod -exclude-default-group