SMC Networks Barricade SMC2404WBR User Manual page 68

Figure 1.1
Step 4: Almost all DSL connections require a username and password. Please
input this information. If you do not have a username/password but still use a
DSL connection, please leave these fields blank and click the "Next" button.
Figure 1.2
Step 5: The Setup Wizard will now configure the router to establish a connection
with your ISP as shown below. If you receive any error messages regarding a
failure to connect, please start over and try again or view the Help files for more
troubleshooting steps.