mail loops back to myself, greeting with my own name error Thanks to: http://www.linuxquestions.org/questions/linux-software-2/email-bounced-back-829560/

you need to change names in /etc/hosts

127.0.0.1       localhost
127.0.1.1       example.info      hostname

# The following lines are desirable for IPv6 capable hosts
::1     ip6-localhost ip6-loopback
fe00::0 ip6-localnet
ff00::0 ip6-mcastprefix
ff02::1 ip6-allnodes
ff02::2 ip6-allrouters

Thanks to: http://www.linuxquestions.org/questions/linux-software-2/email-bounced-back-829560/