Copy and paste the following line into a text file. See also this faq for information on how to use the configuration file.

tzo.com

# This is configuration file for
# http://www.TZO.com/
# dynamic DNS service provider
#
# No change is needed in this file
#
# Enter hostname on program complete with domain name

[default]
withpass=0
host=cgi.oem.tzo.com
port=80
path=/webclient/tzoperl.html

[requests]
TZOName=%HOST%
Email=%USER%
TZOKey=%PASS%
IPAddress=%IP%

[result]
multilines=1
success=IPAddress
warning=Error