From 576f65e41646691d7df0a555f60ddcc7409f645a Mon Sep 17 00:00:00 2001
From: Ing <wjz304@qq.com>
Date: Wed, 23 Jul 2025 17:51:20 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E7=BD=91=E5=8D=A1=E9=A9=B1?=
 =?UTF-8?q?=E5=8A=A8=E4=BF=A1=E6=81=AF=E5=92=8C=E9=85=8D=E7=BD=AE=E5=91=BD?=
 =?UTF-8?q?=E4=BB=A4?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 guide.md | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/guide.md b/guide.md
index eea5ae21..e581c7d6 100644
--- a/guide.md
+++ b/guide.md
@@ -186,9 +186,14 @@
   lsblk                                            # 查看磁盘设备
   lspci -Qnnk                                      # 查看 PCI 设备
 
-  # 驱动相关
+  # 网卡
   ls -ld /sys/class/net/*/device/driver            # 查看已加载网卡和对应驱动
   cat /sys/class/net/*/address                     # 查看已加载网卡的 MAC 地址
+  ethtool -i eth0                                  # 查看网卡驱动信息
+  ethtool -s eth0 wol g                            # 配置网卡进入低功耗模式
+  ethtool -s eth0 autoneg on                       # 开启网卡自动协商
+  ethtool -s eth0 speed 1000                       # 设置网卡速度为 1000 Mbps
+  ethtool -s eth0 duplex full                      # 设置网卡全双工
 
   # 串口
   cat /proc/tty/drivers                            # 查看串口属性