debian 版本升级

Step # 1: Make a Backup

Step # 2: Apply all etch updates

# apt-get update
# aptitude safe-upgrade

# reboot

 

Step # 3: Update /etc/apt/sources.list

 

Step # 4: Upgrade Debian to from 4.0 to 5.0

 

# aptitude update

# apt-get install apt aptitude
#

# aptitude safe-upgrade
# aptitude install

 

# aptitude full-upgrade

 

 

Step # 5: Verify your system

# uname -a

# cat /etc/debian_version

# egrep -i 'err|warn' /var/log/dmesg
# egrep -i 'err|warn' /var/log/messages
# tail -f /var/log/dmesg
# tail -f /path/to/other/apps/log

 

# netstat -tulpn
# rcconf

# iptables -L -n
# ip6tables -L -n