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

www.dnsexit.com

# This is configuration file for
# http://www.dnsexit.com/
# dynamic DNS service provider


[default]
withpass=0
host=www.dnsexit.com
port=80
path=/RemoteUpdate.sv
protocol=http

[requests]
host=%HOST%
login=%USER%
password=%PASS%
myip=%IP%

[result]
multilines=1
success=0=Success
success=1=IP is the same as the IP on the system
warning=2=Invalid password
warning=3=User not found
warning=4=Update too often
warning=11=system error
warning=13=parameter validation error