router>
router>enable
router#
router#debug ip ddns update
router#conf t
router(config)#ip ddns update method dyndns
router#(DDNS-update-method)http
#IMPORTANT!!!!!!!!!
#!Before entering the question mark (?) [update?system] character in the add http CLI, press the control
#(Ctrl) key and the v key together on your keyboard. This will allow you to enter the ?
#without the software interpreting the ? as a help query.
router#(DDNS-update-method)add http://hockey15:[email protected]/nic/update?system=dyndns&hostname=<h>&myip=<a>
router#(DDNS-update-method)interval maximum 1 0 0 0
router#(DDNS-update-method)exit
#use the interface that your cablemodem is plugged into!!! (might be fast0, fast0/1, fast1/0, etc.)
router#(config)interface fast1/0
router#(config-if)ip ddns update hostname connect.hockey15.com
router#(config-if)ip ddns update dyndns
#after you enter this, you will need to shut down your interface and bring it back up as the update is triggered via the
#update interval or when the dhcp client is activated and assigns an IP on the interface.
router#(config-if)shut
router#(config-if)no shut
# you then should start seeing output on the command from the debug you enabled earlier.
Hope this helps
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