diff --git a/app/application/nettest/__init__.py b/app/application/nettest/__init__.py
new file mode 100644
index 000000000..2fec2d96c
--- /dev/null
+++ b/app/application/nettest/__init__.py
@@ -0,0 +1 @@
+"""网络连通性探测规则和目录实现。"""
diff --git a/app/application/network/catalogue.py b/app/application/nettest/catalogue.py
similarity index 100%
rename from app/application/network/catalogue.py
rename to app/application/nettest/catalogue.py
diff --git a/app/application/network/domain.py b/app/application/nettest/domain.py
similarity index 100%
rename from app/application/network/domain.py
rename to app/application/nettest/domain.py
diff --git a/app/application/network/service.py b/app/application/network.py
similarity index 98%
rename from app/application/network/service.py
rename to app/application/network.py
index d0dff579f..a64edfc13 100644
--- a/app/application/network/service.py
+++ b/app/application/network.py
@@ -1,12 +1,12 @@
-"""执行受限网络连通性探测并管理其应用服务生命周期。"""
+"""受控外部网络探测应用服务。"""
 
 from collections.abc import Collection, Mapping
 from time import monotonic
 from typing import Any, Callable, Optional
 from urllib.parse import urljoin, urlparse
 
-from .catalogue import build_network_rules
-from .domain import (
+from app.application.nettest.catalogue import build_network_rules
+from app.application.nettest.domain import (
     NetworkTestLogger,
     NetworkTestResponse,
     NetworkTestResult,
diff --git a/app/application/network/__init__.py b/app/application/network/__init__.py
deleted file mode 100644
index a741e9f9b..000000000
--- a/app/application/network/__init__.py
+++ /dev/null
@@ -1,29 +0,0 @@
-"""网络探测应用服务及其公开类型。"""
-
-from .domain import (
-    NetworkTestLogger,
-    NetworkTestResponse,
-    NetworkTestResult,
-    NetworkTestRule,
-    NetworkTestTarget,
-    NetworkTestTransport,
-)
-from .service import (
-    NetworkTestService,
-    configure_network_test_service,
-    get_configured_network_test_service,
-    reset_network_test_service,
-)
-
-__all__ = [
-    "NetworkTestLogger",
-    "NetworkTestResponse",
-    "NetworkTestResult",
-    "NetworkTestRule",
-    "NetworkTestService",
-    "NetworkTestTarget",
-    "NetworkTestTransport",
-    "configure_network_test_service",
-    "get_configured_network_test_service",
-    "reset_network_test_service",
-]
diff --git a/app/startup/composition/network.py b/app/startup/composition/network.py
index c1d5fc504..9e2fc4a56 100644
--- a/app/startup/composition/network.py
+++ b/app/startup/composition/network.py
@@ -71,13 +71,15 @@ class _NetworkTestTransportAdapter:
         user_agent: Optional[str] = None,
     ) -> Optional[NetworkTestResponse]:
         """使用固定超时、证书校验和手动重定向策略请求目标。"""
-        return await self.request(
-            "GET",
-            url,
-            proxy=proxy,
-            headers=headers,
-            user_agent=user_agent,
-        )
+        response = await AsyncRequestUtils(
+            proxies=proxy,
+            headers=dict(headers) if headers else None,
+            timeout=10,
+            ua=user_agent or "",
+            verify=True,
+            follow_redirects=False,
+        ).get_res(url, allow_redirects=False)
+        return cast(Optional[NetworkTestResponse], response)
 
     async def request(
         self,
@@ -90,22 +92,33 @@ class _NetworkTestTransportAdapter:
         json_body: Optional[Mapping[str, Any]] = None,
     ) -> Optional[NetworkTestResponse]:
         """按请求规则发送 HTTP 请求并保持证书校验与重定向关闭。"""
-        request_kwargs: dict[str, Any] = {}
-        if json_body is not None:
-            request_kwargs["json"] = dict(json_body)
-        response = await AsyncRequestUtils(
+        if method.upper() == "GET":
+            return await self.get(
+                url,
+                proxy=proxy,
+                headers=headers,
+                user_agent=user_agent,
+            )
+        request = AsyncRequestUtils(
             proxies=proxy,
             headers=dict(headers) if headers else None,
             timeout=10,
             ua=user_agent or "",
             verify=True,
             follow_redirects=False,
-        ).request(
-            method=method,
-            url=url,
-            follow_redirects=False,
-            **request_kwargs,
         )
+        if method.upper() == "POST":
+            response = await request.post_res(
+                url,
+                json=dict(json_body) if json_body is not None else None,
+                allow_redirects=False,
+            )
+        else:
+            response = await request.request(
+                method=method,
+                url=url,
+                follow_redirects=False,
+            )
         return cast(Optional[NetworkTestResponse], response)
 
     async def websocket(
@@ -154,7 +167,7 @@ def _read_network_test_setting(key: str, default: Any = None) -> Any:
 
 def _list_enabled_network_module_ids() -> tuple[str, ...]:
     """按模块运行时的当前配置投影网络相关的已启用宿主模块。"""
-    from app.runtime.extensions.module.manager import ModuleManager
+    from app.application.module import ModuleManager
 
     return tuple(spec.id for spec in ModuleManager().list_enabled_specs())
 
diff --git a/tests/fixtures/architecture/dependency-policy.json b/tests/fixtures/architecture/dependency-policy.json
index a34fa9e08..278d2758c 100644
--- a/tests/fixtures/architecture/dependency-policy.json
+++ b/tests/fixtures/architecture/dependency-policy.json
@@ -156,8 +156,9 @@
         "classification": "approved_exception",
         "reason_code": "streaming_protocol",
         "owner": "$source",
-        "reason": "产品长连接或 SCGI/XML-RPC transport 由该协议模块精确持有。",
+        "reason": "产品长连接与 WSS 连通探测由协议适配器精确持有，SCGI/XML-RPC transport 由对应模块持有。",
         "facts": [
+          {"source": "app.startup.composition.network", "target": "websocket", "kind": "raw_transport", "fingerprint": "09e1909ac750fe40b145dde8fee52eedf84aaf2123f6a1bc38109252c89d6000"},
           {"source": "app.modules.qqbot.gateway", "target": "websocket", "kind": "raw_transport", "fingerprint": "6f6b7d61f3a95e620e67c450d544f0aa077f087a188d98f32e4501d94c6b37ae"},
           {"source": "app.modules.rtorrent.rtorrent", "target": "socket.create_connection", "kind": "protocol_operation", "fingerprint": "878114d6b1bda091bd3b3d8aa819831d84381682feba78267592d2593295af90"},
           {"source": "app.modules.rtorrent.rtorrent", "target": "xmlrpc.client.ServerProxy", "kind": "protocol_operation", "fingerprint": "2ac64b5670c930bc28bb2135cc4b73891c1cae01a74a9586f74e302878c45c85"},
diff --git a/tests/test_architecture_egress.py b/tests/test_architecture_egress.py
index d020d0ee6..23241f518 100644
--- a/tests/test_architecture_egress.py
+++ b/tests/test_architecture_egress.py
@@ -52,6 +52,7 @@ FROZEN_EGRESS_EDGES_BY_REASON = {
         ("app.modules.webpush", "pywebpush"),
     },
     "streaming_protocol": {
+        ("app.startup.composition.network", "websocket"),
         ("app.modules.qqbot.gateway", "websocket"),
         ("app.modules.rtorrent.rtorrent", "socket.create_connection"),
         ("app.modules.rtorrent.rtorrent", "xmlrpc.client.ServerProxy"),
@@ -137,6 +138,7 @@ FROZEN_EGRESS_FINGERPRINT_BY_EDGE = {
     ("app.modules.transmission.transmission", "transmission_rpc"): "1652e661cb17dbadb039fdc4ab73d6d06e47eb118292ba3693313e45834959cf",
     ("app.modules.webpush", "pywebpush"): "389c73b06150e3d5bcaf31f35a25178873d2ed38ef9a28354cb9bab691eeab76",
     ("app.modules.wechat.wechatbot", "websocket"): "1bae78270eadce0571e2caaa111a5c0a9065ba2da97ebb26b8a5b76d3ed5eef6",
+    ("app.startup.composition.network", "websocket"): "09e1909ac750fe40b145dde8fee52eedf84aaf2123f6a1bc38109252c89d6000",
     ("app.modules.zspace.zspace", "requests"): "9df3fd27b9696d45a72e7c8f67b5a9ad79a7371d1fe690bbaa17485bd1960d51",
     ("app.startup.lifecycle", "urllib3"): "cb6f0a314aeb1e2d3e76c240aa20460ac0c36d9f5c18c1a6ea3170f64dd3366b",
     ("app.testing.network", "socket.getaddrinfo"): "ebf33718b54c81e1f575401da4a0bef5aa0e1ddc284e201f557897feeca71c6d",