Fiber-Optic and Network Cable Guidelines

The router supports PICs that use various kinds of network cable, including multimode and single-mode fiber-optic cable. For information about the type of cable used by each PIC, see the M20 and M40 Internet Routers PIC Guide.

For more information about fiber-optic cable, see the following sections:

• Multimode and Single-Mode Fiber
• Attenuation and Dispersion
• Power Budget Calculation
• Power Margin Calculation
• Attenuate to Prevent Saturation at SONET/SDH PICs