no-ip and Raspberry PI running wheezy raspbian.

# First, create an account over at http://www.no-ip.com/ then goto
#  https://www.no-ip.com/members/dns/ and click “add a host”.
# Then use this lazy command list for pi.  

sudo bash
cd /usr/local/src/
wget http://www.no-ip.com/client/linux/noip-duc-linux.tar.gz
tar xf noip-duc-linux.tar.gz
cd noip-2.1.9-1/
make install

# Add a new text line /usr/local/bin/noip2 into file /etc/rc.local
# just before its last line “exit 0” so no-ip starts automatically after reboot
nano /etc/rc.local

/usr/local/bin/noip2

CTRL+o ENTER # write output, save in other words
CTRL+x # exit nano editor

# start it with
sudo /usr/local/bin/noip2

# check status with
sudo /usr/local/bin/noip2 -S

# kill it
sudo /usr/local/bin/noip2 -K ‘pid’ (get pid from -S)

# If you need to recreate the default config file
sudo /usr/local/bin/noip2 -C