From d423ad4bdc0af4b1862c24c94be1aebaa32d3204 Mon Sep 17 00:00:00 2001 From: Wildlife Date: Sun, 9 Aug 2020 22:34:55 +0800 Subject: [PATCH] =?UTF-8?q?=E4=BB=A5=E5=A4=AA=E7=BD=91=E5=8D=A1=E7=9A=84?= =?UTF-8?q?=E5=90=AF=E7=94=A8?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- README.md | 60 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 60 insertions(+) diff --git a/README.md b/README.md index bc13e4b..44bcec1 100644 --- a/README.md +++ b/README.md @@ -444,6 +444,63 @@ Q：使用 apt 安装软件包时出现如下警告： A：参考 系统配置-本地化 一节安装相应语言包即可解决。 +--- + +Q：以太网卡因未被 network-manager 托管不能启用。 + +```shell +# 网卡未启用 +ip addr show eth0 +2: eth0: mtu 1500 qdisc noop state DOWN group default qlen 1000 + link/ether 16:a6:4c:50:54:44 brd ff:ff:ff:ff:ff:ff + +# 网卡未被 network-manager +nmcli device +DEVICE TYPE STATE CONNECTION +eth0 ethernet unmanaged -- +lo loopback unmanaged -- + +# 使用该命令启用网卡无效 +nmcli dev set eth0 managed yes +``` + +A：原因在于 network-manager 的默认配置 /usr/lib/NetworkManager/conf.d/10-globally-managed-devices.conf 不会托管以太网卡[^7]。解决方法如下： + +```shell +# 使用 netplan 配置以太网络 +sudo nano /etc/netplan/01-netcfg.yaml + +# 配置为动态获取 IP +network: + version: 2 + renderer: networkd + ethernets: + eth0: + dhcp4: yes + +# 或静态 IP +network: + version: 2 + renderer: networkd + ethernets: + eth0: + dhcp4: no + addresses: [10.0.0.10/24] + gateway4: 10.0.0.1 + nameservers: + addresses: [223.5.5.5,223.6.6.6] + +# 应用配置 +sudo netplan --debug apply +``` + +也可以使用 network-manager 托管所有网络设备，尽管官方不推荐这样做。 + +```shell +# 覆盖默认配置 +sudo touch /etc/NetworkManager/conf.d/10-globally-managed-devices.conf +``` + ## 参考资料 [^1]: [Boot option - Rockchip open source Document](http://opensource.rock-chips.com/wiki_Boot_option) @@ -457,3 +514,6 @@ A：参考 系统配置-本地化 一节安装相应语言包即可解决。 [^5]: [Rockchip Kernel - Rockchip open source Document](http://opensource.rock-chips.com/wiki_Rockchip_Kernel) [^6]: [Rkdeveloptool - Rockchip open source Document](http://opensource.rock-chips.com/wiki_Rkdeveloptool) + +[^7]: [network-manager does not manage ethernet and bluetooth interfaces](https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/1638842) +