diff --git a/mcp_center/servers/oe_cli_mcp_server/mcp_tools/base_tools/network_tools/base.py b/mcp_center/servers/oe_cli_mcp_server/mcp_tools/base_tools/network_tools/base.py
index 4ac62a7393993ef047e198f8f46cbca33bb25e1a..ac29b6ca5fc948fb59d5053785a8d26a6345c6fb 100644
--- a/mcp_center/servers/oe_cli_mcp_server/mcp_tools/base_tools/network_tools/base.py
+++ b/mcp_center/servers/oe_cli_mcp_server/mcp_tools/base_tools/network_tools/base.py
@@ -1,4 +1,5 @@
 import logging
+import os
 import subprocess
 from typing import Dict, Optional, List
 
@@ -6,6 +7,7 @@ import paramiko
 
 from config.public.base_config_loader import BaseConfig, LanguageEnum
 
+
 logger = logging.getLogger(__name__)
 logger.setLevel(logging.INFO)
 
@@ -54,6 +56,16 @@ def _open_ssh(remote_auth: Dict) -> paramiko.SSHClient:
     return ssh
 
 
+def _find_cmd_absolute_path(cmd: str) -> Optional[str]:
+    """查找命令的绝对路径（兼容特殊情况）"""
+    common_paths = ["/usr/bin", "/bin", "/usr/sbin", "/sbin", "/usr/local/bin"]
+    for path in common_paths:
+        cmd_path = os.path.join(path, cmd)
+        if os.path.exists(cmd_path) and os.access(cmd_path, os.X_OK):
+            return cmd_path
+    return None
+
+
 def _build_fix_command() -> str:
     """
     构造修复 ifcfg-ens3 中 BOOTPROTO 并重启 NetworkManager 的命令
@@ -62,6 +74,11 @@ def _build_fix_command() -> str:
     2. 设置 BOOTPROTO=dhcp
     3. systemctl restart NetworkManager
     """
+    # 查找命令的绝对路径
+    sed_path = _find_cmd_absolute_path("sed") or "sed"
+    grep_path = _find_cmd_absolute_path("grep") or "grep"
+    systemctl_path = _find_cmd_absolute_path("systemctl") or "systemctl"
+    
     ifcfg_path = "/etc/sysconfig/network-scripts/ifcfg-ens3"
     parts: List[str] = []
     # 确认配置文件存在
@@ -74,14 +91,14 @@ def _build_fix_command() -> str:
     )
     # 规范化 BOOTPROTO 行：若存在则直接替换为 dhcp
     parts.append(
-        "sed -i -e 's/^[#]*[[:space:]]*BOOTPROTO=.*/BOOTPROTO=dhcp/' \"$IFCFG\""
+        f"{sed_path} -i -e 's/^[#]*[[:space:]]*BOOTPROTO=.*/BOOTPROTO=dhcp/' \"$IFCFG\""
     )
     # 若不存在 BOOTPROTO 行，则追加一行
     parts.append(
-        "grep -q '^[[:space:]]*BOOTPROTO=' \"$IFCFG\" || echo 'BOOTPROTO=dhcp' >> \"$IFCFG\""
+        f"{grep_path} -q '^[[:space:]]*BOOTPROTO=' \"$IFCFG\" || echo 'BOOTPROTO=dhcp' >> \"$IFCFG\""
     )
     # 重启 NetworkManager 服务
-    parts.append("systemctl restart NetworkManager")
+    parts.append(f"{systemctl_path} restart NetworkManager")
     return " && ".join(parts)
 
 
diff --git a/mcp_center/servers/oe_cli_mcp_server/mcp_tools/base_tools/ssh_fix_tool/base.py b/mcp_center/servers/oe_cli_mcp_server/mcp_tools/base_tools/ssh_fix_tool/base.py
index 1d06d15e421576240b5e87256881229f30c6b6f7..e15959de2b6d03b4954153b8b3f7a758908c63cc 100644
--- a/mcp_center/servers/oe_cli_mcp_server/mcp_tools/base_tools/ssh_fix_tool/base.py
+++ b/mcp_center/servers/oe_cli_mcp_server/mcp_tools/base_tools/ssh_fix_tool/base.py
@@ -1,4 +1,5 @@
 import logging
+import os
 import socket
 import subprocess
 from typing import Dict, Optional, List
@@ -62,7 +63,26 @@ def ssh_port_ping(target: str, port: int = 22, timeout: int = 5) -> Dict:
     return result
 
 
+def _find_cmd_absolute_path(cmd: str) -> Optional[str]:
+    """查找命令的绝对路径（兼容特殊情况）"""
+    common_paths = ["/usr/bin", "/bin", "/usr/sbin", "/sbin", "/usr/local/bin"]
+    for path in common_paths:
+        cmd_path = os.path.join(path, cmd)
+        if os.path.exists(cmd_path) and os.access(cmd_path, os.X_OK):
+            return cmd_path
+    return None
+
+
 def _run_local(cmd: List[str]) -> subprocess.CompletedProcess:
+    """执行本地命令，自动查找命令的绝对路径"""
+    # 查找命令的绝对路径
+    cmd_name = cmd[0]
+    cmd_path = _find_cmd_absolute_path(cmd_name)
+    if not cmd_path:
+        raise FileNotFoundError(f"命令不存在：{cmd_name}")
+    
+    # 替换为绝对路径
+    cmd[0] = cmd_path
     return subprocess.run(
         cmd,
         check=True,
@@ -122,7 +142,9 @@ def check_sshd_status(target: Optional[str]) -> Dict:
     ssh: Optional[paramiko.SSHClient] = None
     try:
         ssh = _open_ssh(remote_auth)
-        stdin, stdout, stderr = ssh.exec_command("systemctl status sshd")
+        # 查找 systemctl 的绝对路径
+        systemctl_path = _find_cmd_absolute_path("systemctl") or "systemctl"
+        stdin, stdout, stderr = ssh.exec_command(f"{systemctl_path} status sshd")
         out = stdout.read().decode("utf-8", errors="replace").strip()
         err = stderr.read().decode("utf-8", errors="replace").strip()
         if err and "Active:" not in out:
@@ -178,22 +200,27 @@ def fix_sshd_config_and_restart(target: Optional[str]) -> Dict:
         - 若不存在目标键则追加
         - 最后重启 sshd
         """
+        # 查找命令的绝对路径
+        sed_path = _find_cmd_absolute_path("sed") or "sed"
+        grep_path = _find_cmd_absolute_path("grep") or "grep"
+        systemctl_path = _find_cmd_absolute_path("systemctl") or "systemctl"
+        
         sed_parts = []
         # 替换或解注释三项配置
         sed_parts.append(
-            r"sed -i -e 's/^[#]*[[:space:]]*Port[[:space:]].*/Port 22/' "
-            r"-e 's/^[#]*[[:space:]]*PermitRootLogin[[:space:]].*/PermitRootLogin yes/' "
-            r"-e 's/^[#]*[[:space:]]*PasswordAuthentication[[:space:]].*/PasswordAuthentication yes/' "
-            r"/etc/ssh/sshd_config"
+            f"{sed_path} -i -e 's/^[#]*[[:space:]]*Port[[:space:]].*/Port 22/' "
+            f"-e 's/^[#]*[[:space:]]*PermitRootLogin[[:space:]].*/PermitRootLogin yes/' "
+            f"-e 's/^[#]*[[:space:]]*PasswordAuthentication[[:space:]].*/PasswordAuthentication yes/' "
+            f"/etc/ssh/sshd_config"
         )
         # 若 key 不存在则追加
         for k, line in desired_lines.items():
             sed_parts.append(
-                f"grep -q '^{k}[[:space:]]' /etc/ssh/sshd_config || "
+                f"{grep_path} -q '^{k}[[:space:]]' /etc/ssh/sshd_config || "
                 f"echo '{line}' >> /etc/ssh/sshd_config"
             )
         # 重启 sshd
-        sed_parts.append("systemctl restart sshd")
+        sed_parts.append(f"{systemctl_path} restart sshd")
         # 组合为单条 shell 命令
         return " && ".join(sed_parts)