Running Ubuntu apt-get behind MS ISA proxy

1. Download ntlmaps deb package for Ubuntu from another PC. This package use for authentication to MS ISA
2. Install ntlmaps deb package with sudo dkpg –i ntlmaps.deb (ntlmaps_0.9.9.0.1-10_all.deb for Ubuntu 8.10). At the end of installation process it will asking for :
- Port 5865 (or just follow the default port)
- MS ISA server address / ip and port
- Windows username and password to authenticate to MS ISA
3. After installation finish perform
export http_proxy=http://127.0.0.1:5865
4. Done
5. You should able to run apt-get. For example: sudo apt-get update, sudo apt-get install squid

Example to use it :
service ntlmaps start
export http_proxy=http://127.0.0.1:5865
apt-get install winbind

Wis wae...