Cisco 3900 series User Manual

1-20
Cisco 2900 Series and 3900 Series Hardware Installation Guide
OL-18712-02
Chapter 1 Overview of the Routers
Hardware Features
Table 1-5 shows the number of internal and external slots on Cisco 2900 series and Cisco 3900 series
ISRs. It also shows the number of EHWICs and SMs that are supported in the router slots at any time.
Table 1-8 on page 1-23 shows memory specifications by router.
Table 1-5 Cisco 2900 series and Cisco 3900 series Slots and Module Configurations
Router
Modules and Cards
Internal
Modules
SPE SM
1
1. Service Module slots support the installation of legacy network modules and extended voice modules (EVMs) with an appropriate adapter. See the
Hardware Installation Guide for the router.
EHWIC
2
2. EHWIC slots support HWICs, WICs and VICs.
ISM
3
3. AIMs are not supported.
PVDM3
4
2901
— — 4 single-wide (EHWIC)
or
2 double-wide (DW-EHWIC)
12
2911
— 1 single-wide 4 single-wide (EHWIC)
or
2 double-wide (DW-EHWIC)
12
2921
— 1 single-wide
or
1 double-wide
4 single-wide (EHWIC)
or
2 double-wide (DW-EHWIC)
13
2951
— 2 single-wide
or
1 double-wide
4 single-wide (EHWIC)
or
2 double-wide (DW-EHWIC)
13
3925 Services Performance Engine 100
2 single-wide
or
1 single-wide + 1
double-wide
4 single-wide (EHWIC)
or
2 double-wide (DW-EHWIC)
14
3945 Services Performance Engine 150
4 single-wide
or
1 double-wide +
2 single-wide
4 single-wide (EHWIC)
or
2 double-wide (DW-EHWIC)
14
3925E Services Performance Engine 200
2 single-wide
or
1 single-wide +
1double-wide
3 single-wide (EHWIC)
or
1 double-wide + 1 single-wide
03
3945E Services Performance Engine 250
4 single-wide
or
1 double-wide +
2 single-wide
3 single-wide (EHWIC)
or
1 double-wide + 1 single-wide
03

Cisco 3900 series Specifications

General

Brand	Cisco
Model	3900 series
Category	Network Router
Language	English