Cisco Systems OL-27407-01 manual SRST17, FXS19/DID20

Chapter 1 Product Overview

Cisco C891 Series ISRs

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
USB port,		Supports USB 1.1. Provides connection for USB devices	866VAE,	All models	All models
		such as security tokens and flash memory.	867VAE,
		The Cisco 880 series routers have a single USB port; the	866VAE-K9,
			867VAE-K9
		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.
PoE13		(Optional) Provides power for 802.3af-compliant devices	—	Models with	Models with
		(such as phones) that are connected to the router.		PoE	PoE
		The Cisco 880 series routers support a 2-port PoE module;
		the Cisco 890 series routers support a 4-port PoE module.
G.SHDSL14 port		Provides 2-wire or 4-wire connection to a G.SHDSL	—	888	898EA
		network.
3G15 card slot		Provides backup data link.	—	3G models	—
Dying gasp		Detects when the router is losing power, and sends a	866VAE,	888EA,	892FSP,
		power-fail signal to warn the DSLAM16 about the	867VAE,	xDSL models	896VA,
		impending line drop.	866VAE-K9,		897VA,
			867VAE-K9,		897VAM,
			xDSL		897VAW,
					897VAMW,
			models
					898EA
Data BRI port		Provides backup and remote management functions by	—	xDSL	892
		connecting to the ISDN service provider if the main VDSL		models,
		or G.SHDSL link fails.		except for the
				3G and
				SRST17
				models
V.92 modem		Provides dial backup and remote management functions if	—	—	891
		the main WAN link fails.
FXO18 port		An FXO interface connects local calls to a central office or	—	881 SRST	—
		PBX. This is the interface a standard telephone provides.
FXS19/DID20		An FXS interface connects directly to a standard telephone,	—	SRST models	—
port		fax machine, or similar device. This interface supplies
		ringing voltage and dial tone to the station.

	Cisco Integrated Services Router Hardware Installation Guide
OL-27407-01		1-93