diff --git a/core/agent_daemon.sh b/core/agent_daemon.sh
index 4ab526a..c7ab796 100755
--- a/core/agent_daemon.sh
+++ b/core/agent_daemon.sh
@@ -475,24 +475,25 @@ import socket
 # ================== [v3.0.3 变更: 引入多线程模型抵抗 Slowloris 攻击] ==================
 class ThreadedServer(socketserver.ThreadingMixIn, socketserver.TCPServer):
     allow_reuse_address = True # 开启端口复用，防止热重启时端口冲突
-    
-    # [核心修复] 显式关闭 V6ONLY 参数，治愈大量云主机纯双栈下的 IPv4 耳聋现象
-    def server_bind(self):
-        if self.address_family == socket.AF_INET6:
-            try:
-                self.socket.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_V6ONLY, 0)
-            except Exception:
-                pass
-        super().server_bind()
 
-try:
-    # 1. 优先尝试监听双栈/IPv6
-    ThreadedServer.address_family = socket.AF_INET6
-    httpd = ThreadedServer(("::", PORT), AgentHandler)
-except Exception:
-    # 2. [核心修复 Issue #23] 若系统内核已禁用 IPv6，抛弃报错，智能回退至纯 IPv4 监听
-    ThreadedServer.address_family = socket.AF_INET
-    httpd = ThreadedServer(("0.0.0.0", PORT), AgentHandler)
+# [终极修复 Issue #53] 废除极易引发 LXC 容器 "IPv4 耳聋" 的模糊双栈监听
+# 改为精准探底：直接读取配置文件中的公网 IP 类型，动态决定单一监听协议
+bind_addr = "0.0.0.0"
+ThreadedServer.address_family = socket.AF_INET
+
+config_path = '/opt/ip_sentinel/config.conf'
+if os.path.exists(config_path):
+    with open(config_path, 'r', errors='ignore') as f:
+        for line in f:
+            if line.startswith('PUBLIC_IP='):
+                pub_ip = line.split('=', 1)[1].strip('"\'')
+                # 如果注册的是 IPv6 节点，则精准监听 IPv6，否则一律兜底监听 IPv4
+                if ':' in pub_ip:
+                    bind_addr = "::"
+                    ThreadedServer.address_family = socket.AF_INET6
+                break
+
+httpd = ThreadedServer((bind_addr, PORT), AgentHandler)
 
 # ================== [v3.6.3 核心: 挂载 TLS 加密隧道 (强制装甲版)] ==================
 import ssl
diff --git a/master/tg_master.sh b/master/tg_master.sh
index b719a95..80c40ed 100755
--- a/master/tg_master.sh
+++ b/master/tg_master.sh
@@ -323,7 +323,7 @@ while true; do
                         send_msg "$CHAT_ID" "📢 **司令部指令下达：正在唤醒全舰队执行 OTA 升级...**%0A*(节点升级成功后会主动发回新的入库确认，请注意查收)*"
                         echo "$NODE_DATA" | while IFS='|' read -r NNAME AIP APORT; do
                             TARGET_URL=$(generate_signed_url "$AIP" "$APORT" "/trigger_ota")
-                            curl -k -s -m 5 "$TARGET_URL" > /dev/null &
+                            curl -k -s --connect-timeout 5 -m 15 "$TARGET_URL" > /dev/null &
                             sleep 0.3  # 严格流量削峰
                         done
                     fi
@@ -384,7 +384,7 @@ while true; do
                         send_msg "$CHAT_ID" "📢 **司令部指令下达：正在召唤所有哨兵回传简报...**%0A*(为防止触发 TG 官方限流，简报将排队依次送达，请耐心等待)*"
                         echo "$NODE_DATA" | while IFS='|' read -r NNAME AIP APORT; do
                             TARGET_URL=$(generate_signed_url "$AIP" "$APORT" "/trigger_report")
-                            curl -k -s -m 5 "$TARGET_URL" > /dev/null &
+                            curl -k -s --connect-timeout 5 -m 15 "$TARGET_URL" > /dev/null &
                             # [致命修复] 强行休眠 2 秒！错开 TG 官方 1条/秒 的发信红线
                             sleep 2  
                         done
@@ -400,7 +400,7 @@ while true; do
                         send_msg "$CHAT_ID" "📢 **司令部指令下达：正在唤醒所有哨兵执行系统维护...**"
                         echo "$NODE_DATA" | while IFS='|' read -r NNAME AIP APORT; do
                             TARGET_URL=$(generate_signed_url "$AIP" "$APORT" "/trigger_run")
-                            curl -k -s -m 5 "$TARGET_URL" > /dev/null &
+                            curl -k -s --connect-timeout 5 -m 15 "$TARGET_URL" > /dev/null &
                             sleep 0.2  # [新增] 流量削峰：防止瞬间 fork 导致句柄耗尽
                         done
                     fi
@@ -428,7 +428,7 @@ while true; do
                             
                             # 动态 HMAC 签名防篡改
                             TARGET_URL=$(generate_signed_url "$AGENT_IP" "$AGENT_PORT" "/trigger_quality")
-                            RESPONSE=$(curl -k -s -m 5 "$TARGET_URL" || echo "FAILED")
+                            RESPONSE=$(curl -k -s --connect-timeout 5 -m 15 "$TARGET_URL" || echo "FAILED")
                             
                             # 结果判定
                             if [ "$RESPONSE" == "FAILED" ]; then
@@ -600,7 +600,7 @@ while true; do
                         TARGET_URL=$(generate_signed_url "$AGENT_IP" "$AGENT_PORT" "/trigger_toggle")
                         TARGET_URL="${TARGET_URL}&mod=${MOD_NAME}&state=${TARGET_STATE}"
                         
-                        RESPONSE=$(curl -k -s -m 5 "$TARGET_URL" || echo "FAILED")
+                        RESPONSE=$(curl -k -s --connect-timeout 5 -m 15 "$TARGET_URL" || echo "FAILED")
                         
                         if [[ "$RESPONSE" == *"Action Accepted"* ]]; then
                             # 下发成功，更新 DB，原位重绘
@@ -707,7 +707,7 @@ while true; do
                         ALIAS_B64=$(echo -n "$NEW_ALIAS" | base64 | tr -d '\n' | tr '+/' '-_')
                         TARGET_URL="${TARGET_URL}&b64=${ALIAS_B64}"
                         
-                        RESPONSE=$(curl -k -s -m 5 "$TARGET_URL" || echo "FAILED")
+                        RESPONSE=$(curl -k -s --connect-timeout 5 -m 15 "$TARGET_URL" || echo "FAILED")
                         
                         if [ "$RESPONSE" == "FAILED" ]; then
                             send_msg "$CHAT_ID" "❌ 指令下发超时！为防范劫持风险，已终止请求。"
@@ -747,7 +747,7 @@ while true; do
                         fi
                         
                         TARGET_URL=$(generate_signed_url "$AGENT_IP" "$AGENT_PORT" "/trigger_ota")
-                        RESPONSE=$(curl -k -s -m 5 "$TARGET_URL" || echo "FAILED")
+                        RESPONSE=$(curl -k -s --connect-timeout 5 -m 15 "$TARGET_URL" || echo "FAILED")
                         
                         if [ "$RESPONSE" == "FAILED" ]; then
                             TEXT_RES="❌ OTA 指令下发彻底失败！链路异常或严禁使用 HTTP 降级通讯。"
@@ -788,7 +788,7 @@ while true; do
                         
                         # 🛡️ [v3.0.4] 动态签名生成与触发 (防重放与防篡改)
                         TARGET_URL=$(generate_signed_url "$AGENT_IP" "$AGENT_PORT" "/trigger_${ACTION_TYPE}")
-                        RESPONSE=$(curl -k -s -m 5 "$TARGET_URL" || echo "FAILED")
+                        RESPONSE=$(curl -k -s --connect-timeout 5 -m 15 "$TARGET_URL" || echo "FAILED")
                         
                         # 结果判定
                         if [ "$RESPONSE" == "FAILED" ]; then