Before You Begin

Before you configure USB modems, you need to perform the following tasks:

• Install device hardware. For more information, see the Getting Started Guide for your device.
• Establish basic connectivity. For more information, see the Getting Started Guide for your device.
• Order a US Robotics USB 56k V.92 Modem, model number USR Model 5637 from US Robotics (http://www.usr.com/).
• Order a public switched telephone network (PSTN) line from your telecommunications service provider. Contact your service provider for more information.
• If you do not already have a basic understanding of physical and logical interfaces and Juniper Networks interface conventions, read Interfaces Overview.