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Cisco Integrated Services Router Hardware Installation Guide
OL-27407-01
Chapter 1 Product Overview
Cisco C891 Series ISRs
USB port, Supports USB 1.1. Provides connection for USB devices
such as security tokens and flash memory.
The Cisco 880 series routers have a single USB port; the
Cisco 890 series routers have two USB ports.
Cisco 880 series routers with embedded WLAN antennas
have one USB 2.0 port.
Cisco 892FSP and Cisco 860VAE series routers have one
USB 2.0 port on the rear panel for temporary installation of
a Cisco-approved USB memory device for maintenance
purposes only. The port supports only USB 2.0. Refer to the
product datasheet for the list of supported USB flash
memory devices.
Note Cisco 860VAE series router USB port does not
support eToken.
866VAE,
867VAE,
866VAE-K9,
867VAE-K9
All models All models
PoE
13
(Optional) Provides power for 802.3af-compliant devices
(such as phones) that are connected to the router.
The Cisco 880 series routers support a 2-port PoE module;
the Cisco 890 series routers support a 4-port PoE module.
—Models with
PoE
Models with
PoE
G.SHDSL
14
port Provides 2-wire or 4-wire connection to a G.SHDSL
network.
— 888 898EA
3G
15
card slot Provides backup data link. — 3G models —
Dying gasp Detects when the router is losing power, and sends a
power-fail signal to warn the DSLAM
16
about the
impending line drop.
866VAE,
867VAE,
866VAE-K9,
867VAE-K9,
xDSL
models
888EA,
xDSL models
892FSP,
896VA,
897VA,
897VAM,
897VAW,
897VAMW,
898EA
Data BRI port Provides backup and remote management functions by
connecting to the ISDN service provider if the main VDSL
or G.SHDSL link fails.
—xDSL
models,
except for the
3G and
SRST
17
models
892
V.92 modem Provides dial backup and remote management functions if
the main WAN link fails.
— — 891
FXO
18
port An FXO interface connects local calls to a central office or
PBX. This is the interface a standard telephone provides.
— 881 SRST —
FXS
19
/DID
20
port
An FXS interface connects directly to a standard telephone,
fax machine, or similar device. This interface supplies
ringing voltage and dial tone to the station.
— SRST models —
Table 1-37 Hardware Features Available in Cisco 860 Series, Cisco 880 Series, and Cisco 890 Series ISRs (continued)
Feature Description 860 Series 880 Series 890 Series