Hit http://ftp.lysator.liu.se trusty/universe Translation-en                   
Ign http://ftp.lysator.liu.se trusty/main Translation-en_US                    
Ign http://ftp.lysator.liu.se trusty/multiverse Translation-en_US              
Ign http://ftp.lysator.liu.se trusty/restricted Translation-en_US              
Ign http://ftp.lysator.liu.se trusty/universe Translation-en_US                
Fetched 562 kB in 9s (56,5 kB/s)                                               
N: Ignoring file '20auto-upgrades.ucf-old' in directory '/etc/apt/apt.conf.d/' as it has an invalid filename extension
W: Failed to fetch http://ftp.lysator.liu.se/ubuntu/dists/trusty-updates/main/source/Sources  Hash Sum mismatch

W: Failed to fetch http://ftp.lysator.liu.se/ubuntu/dists/trusty-security/main/source/Sources  Hash Sum mismatch

W: Failed to fetch http://ftp.lysator.liu.se/ubuntu/dists/trusty-proposed/main/i18n/Translation-en  Hash Sum mismatch

W: Failed to fetch http://ftp.lysator.liu.se/ubuntu/dists/trusty-proposed/universe/i18n/Translation-en  Hash Sum mismatch

E: Some index files failed to download. They have been ignored, or old ones used instead.