Ubuntu update fail

1.Update fail

Link: http://askubuntu.com/a/37846

Replace in sources.list file

sudo sed 's@archive.ubuntu.com@ubuntu.mirror.atratoip.net@' -i /etc/apt/sources.list
sudo apt-get update

Link: http://askubuntu.com/a/37754
apt-get now supports a 'mirror' method that will automatically select a good mirror based on your location. Putting:

deb mirror://mirrors.ubuntu.com/mirrors.txt precise main restricted universe multiverse
deb mirror://mirrors.ubuntu.com/mirrors.txt precise-updates main restricted universe multiverse
deb mirror://mirrors.ubuntu.com/mirrors.txt precise-backports main restricted universe multiverse
deb mirror://mirrors.ubuntu.com/mirrors.txt precise-security main restricted universe multiverse

on the top in your /etc/apt/sources.list file

2. warning
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@

# 192.168.0.107 is ip
ssh-keygen -R 192.168.0.107

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