Canon LBP7210Cdn Manual page 541

NOTE
If you are not sure about the value to enter
The value to be entered varies depending on how the IP address of the printer was set.
For more details, see
Click [Finish].
Click [Have Disk].
Insert the supplied CD-ROM "User Software" into the CD-ROM drive of your computer,
and then click [Browse].
"Settings for Adding a Port" or ask your network administrator.