bar@bar-AO751h:~$ sudo apt-get update
[sudo] password for bar: 
Ign http://it.archive.ubuntu.com trusty InRelease
Ign http://it.archive.ubuntu.com trusty-updates InRelease
Ign http://it.archive.ubuntu.com trusty-proposed InRelease
Trovato http://it.archive.ubuntu.com trusty Release.gpg
Ign http://security.ubuntu.com trusty-security InRelease
Trovato http://it.archive.ubuntu.com trusty-updates Release.gpg
Trovato http://it.archive.ubuntu.com trusty-proposed Release.gpg
Trovato http://security.ubuntu.com trusty-security Release.gpg
Trovato http://it.archive.ubuntu.com trusty Release
Trovato http://it.archive.ubuntu.com trusty-updates Release                    
Trovato http://security.ubuntu.com trusty-security Release                     
Trovato http://it.archive.ubuntu.com trusty-proposed Release                   
Trovato http://it.archive.ubuntu.com trusty/main Sources                       
Trovato http://it.archive.ubuntu.com trusty/restricted Sources                 
Trovato http://security.ubuntu.com trusty-security/main Sources
Trovato http://it.archive.ubuntu.com trusty/universe Sources                 
Trovato http://security.ubuntu.com trusty-security/restricted Sources        
Trovato http://it.archive.ubuntu.com trusty/multiverse Sources          
Trovato http://it.archive.ubuntu.com trusty/main i386 Packages          
Trovato http://security.ubuntu.com trusty-security/universe Sources
Trovato http://it.archive.ubuntu.com trusty/restricted i386 Packages    
Trovato http://it.archive.ubuntu.com trusty/universe i386 Packages      
Trovato http://security.ubuntu.com trusty-security/multiverse Sources
Trovato http://it.archive.ubuntu.com trusty/multiverse i386 Packages           
Trovato http://security.ubuntu.com trusty-security/main i386 Packages          
Trovato http://it.archive.ubuntu.com trusty/main Translation-it         
Trovato http://it.archive.ubuntu.com trusty/main Translation-en         
Trovato http://security.ubuntu.com trusty-security/restricted i386 Packages
Trovato http://it.archive.ubuntu.com trusty/multiverse Translation-it          
Trovato http://security.ubuntu.com trusty-security/universe i386 Packages      
Trovato http://it.archive.ubuntu.com trusty/multiverse Translation-en          
Trovato http://security.ubuntu.com trusty-security/multiverse i386 Packages    
Trovato http://it.archive.ubuntu.com trusty/restricted Translation-it   
Trovato http://it.archive.ubuntu.com trusty/restricted Translation-en   
Trovato http://security.ubuntu.com trusty-security/main Translation-en
Trovato http://it.archive.ubuntu.com trusty/universe Translation-it            
Trovato http://security.ubuntu.com trusty-security/multiverse Translation-en   
Trovato http://it.archive.ubuntu.com trusty/universe Translation-en            
Trovato http://security.ubuntu.com trusty-security/restricted Translation-en   
Trovato http://it.archive.ubuntu.com trusty-updates/main Sources        
Trovato http://it.archive.ubuntu.com trusty-updates/restricted Sources  
Trovato http://security.ubuntu.com trusty-security/universe Translation-en
Trovato http://it.archive.ubuntu.com trusty-updates/universe Sources
Trovato http://it.archive.ubuntu.com trusty-updates/multiverse Sources
Trovato http://it.archive.ubuntu.com trusty-updates/main i386 Packages
Trovato http://it.archive.ubuntu.com trusty-updates/restricted i386 Packages 
Trovato http://it.archive.ubuntu.com trusty-updates/universe i386 Packages  
Trovato http://it.archive.ubuntu.com trusty-updates/multiverse i386 Packages 
Scaricamento di:1 http://it.archive.ubuntu.com trusty-updates/main Translation-en [196 kB]
Trovato http://it.archive.ubuntu.com trusty-updates/multiverse Translation-en
Trovato http://it.archive.ubuntu.com trusty-updates/restricted Translation-en  
Trovato http://it.archive.ubuntu.com trusty-updates/universe Translation-en    
Trovato http://it.archive.ubuntu.com trusty-proposed/restricted i386 Packages  
Trovato http://it.archive.ubuntu.com trusty-proposed/multiverse i386 Packages  
Trovato http://it.archive.ubuntu.com trusty-proposed/universe i386 Packages    
Trovato http://it.archive.ubuntu.com trusty-proposed/main i386 Packages        
Trovato http://it.archive.ubuntu.com trusty-proposed/main Translation-it       
Scaricamento di:2 http://it.archive.ubuntu.com trusty-proposed/main Translation-en [74,8 kB]
Trovato http://it.archive.ubuntu.com trusty-proposed/multiverse Translation-it 
Trovato http://it.archive.ubuntu.com trusty-proposed/multiverse Translation-en
Trovato http://it.archive.ubuntu.com trusty-proposed/restricted Translation-it
Trovato http://it.archive.ubuntu.com trusty-proposed/restricted Translation-en
Trovato http://it.archive.ubuntu.com trusty-proposed/universe Translation-it   
Scaricamento di:3 http://it.archive.ubuntu.com trusty-proposed/universe Translation-en [17,6 kB]
Ign http://it.archive.ubuntu.com trusty/main Translation-it_IT                 
Ign http://it.archive.ubuntu.com trusty/multiverse Translation-it_IT        
Ign http://it.archive.ubuntu.com trusty/restricted Translation-it_IT        
Ign http://it.archive.ubuntu.com trusty/universe Translation-it_IT          
Recuperati 288 kB in 44s (6.538 B/s)                                           
W: Impossibile recuperare http://it.archive.ubuntu.com/ubuntu/dists/trusty-updates/main/i18n/Translation-en  Somma hash non corrispondente

W: Impossibile recuperare http://it.archive.ubuntu.com/ubuntu/dists/trusty-proposed/main/i18n/Translation-en  Somma hash non corrispondente

W: Impossibile recuperare http://it.archive.ubuntu.com/ubuntu/dists/trusty-proposed/universe/i18n/Translation-en  Somma hash non corrispondente

E: Impossibile scaricare alcuni file di indice: saranno ignorati o verranno usati quelli vecchi.