Cisco 851 - Page 12

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




• 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)

• Multigroup HSRP (MHSRP)

• Integrated dial backup for ADSL using ISDN S/T port
Cisco 870 Series


100–240 VAC

50–60 Hz

26W (80W for optional external Inline PoE adapter)

5 and 12V (48 VDC for optional external Inline PoE adapter)


32–104°F (0 to 40°C)


-4–149°F (-20 to 65°C)


10–85%

0–10,000 ft (0 to 3000 m)



• UL 1950/CSA 950-95, Third Edition
• 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
Cisco 870 Series
  
   




10/100 Mbps Fast
Ethernet
4-port 10/100 Mbps
managed switch
Ye s
(Cisco 871W)

Asymmetric DSL (ADSL)
over ISDN
4-port 10/100 Mbps
managed switch
Ye s
(Cisco 876W)
Ye s

ADSL 4-port 10/100 Mbps
managed switch
Ye s
(Cisco 877W)

GSHDSL 4-port 10/100 Mbps
managed switch
Ye s
(Cisco 878W)


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)

210 lbs

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
specied 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
  

CISCO871-K9
CISCO871-SEC-K9
Ethernet to Ethernet Router
Cisco 871 Security Bundle with
Advanced IP Services

CISCO871W-G-A-K9
CISCO871W-G-E-K9
CISCO871W-G-J-K9
Ethernet to Ethernet Wireless Router

CISCO876-K9
CISCO876-SEC-I-K9
CISCO876-SEC-K9
ADSL over ISDN Router
Cisco 876 Security Bundle with
Advanced Enterprise features
Cisco 876 Security Bundle with
Advanced IP Services