一、打开openwrt终端vi etc opkg distfeeds conf注释原有软件源，如下
x86架构源 src gz openwrt_base ht
一、打开openwrt终端
vi /etc/opkg/distfeeds.conf
注释原有软件源，如下
x86架构源
#src/gz openwrt_base http://mirrors.ustc.edu.cn/openwrt/releases/$(uname -r)/targets/$(uname -m)/packages/base #src/gz openwrt_luci http://mirrors.ustc.edu.cn/openwrt/releases/$(uname -r)/targets/$(uname -m)/packages/luci #src/gz openwrt_packages http://mirrors.ustc.edu.cn/openwrt/releases/$(uname -r)/targets/$(uname -m)/packages/packages #src/gz openwrt_routing http://mirrors.ustc.edu.cn/openwrt/releases/$(uname -r)/targets/$(uname -m)/packages/routing #src/gz openwrt_telephony http://mirrors.ustc.edu.cn/openwrt/releases/$(uname -r)/targets/$(uname -m)/packages/telephony src/gz openwrt_base http://downloads.openwrt.org/releases/21.02.0/packages/x86_64/base src/gz openwrt_luci http://downloads.openwrt.org/releases/21.02.0/packages/x86_64/luci src/gz openwrt_packages http://downloads.openwrt.org/releases/21.02.0/packages/x86_64/packages src/gz openwrt_routing http://downloads.openwrt.org/releases/21.02.0/packages/x86_64/routing src/gz openwrt_telephony http://downloads.openwrt.org/releases/21.02.0/packages/x86_64/telephony
mips架构源
src/gz openwrt_core https://downloads.openwrt.org/releases/23.05.2/targets/ramips/mt7621/packages src/gz openwrt_base https://downloads.openwrt.org/releases/23.05.2/packages/mipsel_24kc/base src/gz openwrt_luci https://downloads.openwrt.org/releases/23.05.2/packages/mipsel_24kc/luci src/gz openwrt_packages https://downloads.openwrt.org/releases/23.05.2/packages/mipsel_24kc/packages src/gz openwrt_routing https://downloads.openwrt.org/releases/23.05.2/packages/mipsel_24kc/routing src/gz openwrt_telephony https://downloads.openwrt.org/releases/23.05.2/packages/mipsel_24kc/telephony
Esc wq保存退出
更新源
opkg update
如遇认证报错，vi /etc/opkg.conf关闭认证，注释如下内容
#option check_signature
注释完再次opkg update
测试安装软件
opkg install snmpd opkg install snmp-utils
找到snmp配置文件打开添加如下
设置系统信息 sysLocation Location sysContact Admin admin@example.com 设置 SNMP 团体名（Community） rocommunity public 10.10.10.106
编译安装gcc（可选）
opkg install gcc make
安装shc
tar zxvf shc-release.tar.gz
wget https://github.com/neurobin/shc/archive/release.tar.gz cd shc-release/ ./configure make make install
cd src
cp shc /usr/bin
shc安装包下载：https://neurobin.org/projects/softwares/unix/shc/
