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Cisco IOS updating multiple no-ip dynamic DNS host names

Setting up a Cisco IOS router to update multiple no-ip dynamic DNS host names.






The following variables will be used:

  • no-ip Username: noipusername
  • no-ip Password: noippassword
  • no-ip Hostname1: someddnshostname1.sytes.net
  • no-ip Hostname1: someddnshostname2.sytes.net

First create the no-ip connection configuration.

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ip ddns update method no-ip
 HTTP
  add http://noipusername:noippassword@dynupdate.no-ip.com/nic/update?hostname=someddnshostname1.sytes.net,someddnshostname1.sytes.net&myip=<a>
  remove http://noipusername:noippassword@dynupdate.no-ip.com/nic/update?hostname=someddnshostname1.sytes.net,someddnshostname1.sytes.net&myip=<a>
 interval maximum 0 0 5 0

Then on the router’s, internet facing, outside interface, apply the config.

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interface Dialer0
 ip ddns update hostname someddnshostname1.sytes.net
 ip ddns update no-ip

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