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Cisco 860 Series, Cisco 880 Series, and Cisco 890 Series Integrated Services Routers Hardware Installation Guide
OL-16215-11
Chapter 1 Product Overview
Hardware Features
Note Flash memory is not upgradable. An external USB flash memory module may be used if additional flash
memory is needed.
Main Memory
Table 1-12 describes the main onboard memory storage for different router models.

USB Port

Table 1-13 describes the USB ports for different router models.
Table 1-12 Main Onboard Memory Storage
Models Onboard Memory Storage Expandability
Cisco 860 series routers 256 MB Not expandable.
Cisco 860VAE series routers 256 MB Not expandable.
Cisco 880 series routers 256 MB
(expandable to 768 MB)
A memory expansion slot accommodates
a PC2-4200, 256-MB or 512-MB double
data rate 2 (DDR2) SODIMM, for a
maximum of 768 MB.
Cisco 880 series routers with
embedded WLAN antennas
512 MB Not expandable.
Cisco 892FSP, 896VA,
897VA, 898EA routers
512 MB Expandable to 1 GB.
Table 1-13 USB Ports
Models USB
Cisco 860 series (non-VAE) No USB ports.
Cisco 860VAE series One USB 1.1-compliant port located on the back panel. The USB
port does not support eToken.
Cisco 860VAE-W-A-K9,
Cisco 860VAE-W-E-K9, and
Cisco
860VAE-POE-W-A-K9
series
For more information, refer to the “Cisco 860VAE-W-A-K9, Cisco
860VAE-W-E-K9, and Cisco 860VAE-POE-W-A-K9 ISRs” section
on page 1-6.
Cisco 880 series One USB 1.1-compliant port located on the front panel. The USB
port provides connection for USB devices such as security tokens
and flash memory.
Cisco 890 series1
1. Except for Cisco 892FSP, Cisco 896VA, Cisco 897VA, and Cisco 898EA.
Two USB 2.0-compliant ports located on the front panel.
Cisco 892FSP, Cisco 896VA,
Cisco897VA, Cisco 898EA
One USB 2.0-compliant port located on the back panel.