[Sysadmins] Как бороться с антивирусом?

[Kharitonov A. Dmitry]

Злой админ поставил антивирус теперь apt-get капризничает. Как бороться?
[user на eeedima lightsquid]$ sudo apt-get update
Err http://ftp.altlinux.org i586 release
 The http server sent an invalid Content-Range header
Err http://ftp.altlinux.org noarch release
 The http server sent an invalid Content-Range header
Err http://ftp.altlinux.org i586 release
 The http server sent an invalid Content-Range header
Failed to fetch 
http://ftp.altlinux.org/pub/distributions/ALTLinux/4.1/branch/i586/base/release  
The http server sent an invalid Content-Range header
Failed to fetch 
http://ftp.altlinux.org/pub/distributions/ALTLinux/4.1/branch/noarch/base/release  
The http server sent an invalid Content-Range header
Failed to fetch 
http://ftp.altlinux.org/pub/distributions/ALTLinux/Sisyphus/i586/base/release  
The http server sent an invalid Content-Range header
Reading Package Lists... Done
Building Dependency Tree... Done
W: Release files for some repositories could not be retrieved or 
authenticated. Such repositories are being ignored.
W: You may want to run apt-get update to correct these problems
E: Some index files failed to download, they have been ignored, or old 
ones used instead.