*The following resources are for BIMSA internal use only.

Ubuntu ISO Download

https://mirrors.bimsa.net/ubuntu-iso/

Ubuntu Software Repository

Traditional Format（/etc/apt/sources.list）Ubuntu 22.04

# Source mirrors are commented out by default to speed up 'apt update'. Uncomment them if needed. deb https://mirrors.bimsa.net/ubuntu/ jammy main restricted universe multiverse # deb-src https://mirrors.bimsa.net/ubuntu/ jammy main restricted universe multiverse deb https://mirrors.bimsa.net/ubuntu/ jammy-updates main restricted universe multiverse # deb-src https://mirrors.bimsa.net/ubuntu/ jammy-updates main restricted universe multiverse deb https://mirrors.bimsa.net/ubuntu/ jammy-backports main restricted universe multiverse # deb-src https://mirrors.bimsa.net/ubuntu/ jammy-backports main restricted universe multiverse # The security update repositories below are configured to use the official sources. deb http://security.ubuntu.com/ubuntu/ jammy-security main restricted universe multiverse # deb-src http://security.ubuntu.com/ubuntu/ jammy-security main restricted universe multiverse

DEB822 Format（/etc/apt/sources.list.d/ubuntu.sources）Ubuntu 24.04

Types: deb URIs: https://mirrors.bimsa.net/ubuntu Suites: noble noble-updates noble-backports Components: main restricted universe multiverse Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg

DEB822 Format（/etc/apt/sources.list.d/ubuntu.sources）Ubuntu 26.04

Types: deb URIs: https://mirrors.bimsa.net/ubuntu Suites: resolute resolute-updates resolute-backports Components: main restricted universe multiverse Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg