Cisco 2811 ROUTER 2FE 1NME 4HWIC 2PVDM 2AIM IP BASE WITH A/C POWER SUPPLY Specification Guide

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Installing Interface Cards in Cisco 2800 Series 
Routers
This chapter contains information on installing interface cards, interface card slot dividers, and blank 
panels in Cisco 2800 series integrated services routers.
This chapter contains the following sections:
Viewing the Cisco Interface Card Installation Guide
The Cisco Interface Card Installation Guide contains the procedures for installing the various types of 
interface cards in external chassis slots. Interface cards include the following types:
Voice interface cards (VIC)
Voice-WAN interface cards (VWIC)
WAN interface cards (WIC)
High-speed WAN interface cards, single-wide (HWIC)
High-speed WAN interface cards, double-wide (HWIC-D)
You can view the 
 online on Cisco.com.
Installing and Removing Slot Dividers
In HWIC slots, you can install a slot divider to convert a double-wide HWIC slot into two single-width 
slots.