Cisco Systems 850, 870 manual High-Availability Features

Cisco 870 Series

Platform Overview

Cisco 870 Series

Series Specifications

Models	WAN Interface	LAN Interfaces	802.11b/g	Integrated ISDN
			Option	Dial Backup
Cisco 871	10/100 Mbps Fast	4-port 10/100 Mbps	Yes
	Ethernet	managed switch	(Cisco 871W)
Cisco 876	Asymmetric DSL (ADSL)	4-port 10/100 Mbps	Yes	Yes
	over ISDN	managed switch	(Cisco 876W)
Cisco 877	ADSL	4-port 10/100 Mbps	Yes
		managed switch	(Cisco 877W)
Cisco 878	G..SHDSL	4-port 10/100 Mbps	Yes
		managed switch	(Cisco 878W)

Physical Specifications

Dimensions (H x W x D) 2..00 x 10..25 x 9..13 in.. (50..8 x 260..4 x 231..9 mm) (wireless models with antenna connectors, excludes antennae)

	2..00 x 10..25 x 8..50 in.. (50..8 x 260..4 x 215..9..9 mm) (non-wireless models)
Weight	2..10 lbs..

Flash Memory

System DRAM Memory

External Power Supply

Console Port

802.11b/g WLANs

LEDs

USB 2.0 Ports for Advanced Security Features Such as Security Tokens

ISDN Basic Rate Interface (BRI) S/T

Power over Ethernet

24 MB (expandable to 52 MB)

128 MB (expandable to 256 MB)

Universal 100–240 VAC

RJ-45

Optional on all models

PPP, VPN, ADSL, G..SHDSL, WLAN, LAN

2 USB 2..0 ports cannot be used for connecting external devices than specified for the Cisco 871

Only available on Cisco 876 for out-of-band management

Optional external adapter for inline PoE for IP phones or external wireless access point

POWER DISSIPATIONS
AC Input Voltage	100–240 VAC
Frequency	50–60 Hz
Maximum Output Power	26W (80W for optional external Inline PoE adapter)
Output Voltages	5 and 12V (48 VDC for optional external Inline PoE adapter)
Environmental specifications
Operating Temperature	32–104°F (0 to 40°C)
Non-operating	-4–149°F (-20 to 65°C)
Temperature
Relative Humidity	10–85%
(non-condensing)
Operating Altitude	0–10,000 ft.. (0 to 3000 m)
Regulatory Compliance
Approvals and	• UL 1950/CSA 950-95, Third Edition
Compliance	• IEC 950: Second Edition with Amendments 1, 2, 3, and 4

• IEC/EN 60950-1, 1st Edition

• CS-03, Canadian Telecom Requirements

• FCC Part 68 U..S.. Telecom Requirements

• AS/NZS 3260: 1996 with Amendments 1, 2, 3, and 4

• ETSI 300-047

• TS 001 with Amendment 1

• EMI

• AS/NRZ 3548: 1992 Class B

• CFR 47 Part 15 Class B

• EN60555-2 Class B

• EN55022 Class B

• VCCI Class II

• ICES-003, Issue 2, Class B, April 1997S

• IEC 1000-3-2

• UNI 3..1/4..0 PVC

• ITU G..991..2 G..SHDSL

High-Availability Features

Cisco IOS Software features on Cisco 870 routers—Advanced Security feature set (default):

•Virtual Router Redundancy Protocol (VRRP) (RFC 2338)

•Hot Standby Router Protocol (HSRP)

•Out-of-band management with external modem through virtual auxiliary port

•Dial backup with external modem through virtual auxiliary port

•ISDN S/T port for out-of-band management (Cisco 876 and 878 only)

Cisco IOS Software Advanced IP Services feature set (optional software upgrade):

• Multigroup HSRP (MHSRP)

Advanced Enterprise Cisco IOS Software feature set (optional software upgrade on Cisco 876 only):

• Integrated dial backup for ADSL using ISDN S/T port

Ordering Information

Product Name	Product Number	Product Description
Cisco 871	CISCO871-K9	Ethernet to Ethernet Router
	CISCO871-SEC-K9	Cisco 871 Security Bundle with
		Advanced IP Services
Cisco 871W	CISCO871W-G-A-K9	Ethernet to Ethernet Wireless Router
	CISCO871W-G-E-K9
	CISCO871W-G-J-K9
Cisco 876	CISCO876-K9	ADSL over ISDN Router
	CISCO876-SEC-I-K9	Cisco 876 Security Bundle with
		Advanced Enterprise features
	CISCO876-SEC-K9	Cisco 876 Security Bundle with
		Advanced IP Services

20 21