Cisco 860 Series Hardware Installation Manual page 43

Chapter 1 Product Overview
Table 1-10 Hardware Features Available in Cisco 860 Series, Cisco 880 Series, and Cisco 890 Series ISRs (continued)
Feature Description
Real-time clock RTC provides nonvolatile date and time when the router is
(RTC) powered on. The RTC is used for verifying the validity of
the Certification Authority stored on the router. It is backed
up by a nonreplaceable lithium battery.
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 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
11
PoE (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.
12
G.SHDSL port Provides 2-wire or 4-wire connection to a G.SHDSL
network.
13
3G card slot Provides backup data link.
Dying gasp Detects when the router is losing power, and sends a
power-fail signal to warn the DSLAM
impending line drop.
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.
V.92 modem Provides dial backup and remote management functions if
the main WAN link fails.
16
FXO port An FXO interface connects local calls to a central office or
PBX. This is the interface a standard telephone provides.
17 18
FXS /DID An FXS interface connects directly to a standard telephone,
port fax machine, or similar device. This interface supplies
ringing voltage and dial tone to the station.
Cisco 860 Series, Cisco 880 Series, and Cisco 890 Series Integrated Services Routers Hardware Installation Guide
OL-16193-07
The Cisco 860VAE series router USB port does not
support eToken.
860 Series
866VAE,
867VAE,
866VAE-K9,
867VAE-K9
866VAE,
867VAE,
866VAE-K9,
867VAE-K9
—
—
—
866VAE,
14
about the 867VAE,
866VAE-K9,
867VAE-K9
—
—
—
—
Hardware Features
880 Series 890 Series
All models All models
All models All models
Models with Models with
PoE PoE
888 —
3G models —
xDSL —
models
xDSL 892
models,
except for
the 3G and
15
SRST
models
— 891
881 SRST —
SRST —
models
1-29