C891F-K9 - Cisco 800 Series Integrated Services Routers

WAN Interfaces

1-port GE or 1‑port SFP

1-port FE

LAN Interfaces

8-port 10-/100-/1000-Mbps managed switch (4‑ports PoE capable with 125W power supply adapter)

802.11a/g/n Option

Yes

Cisco CleanAir technology

Integrated USB 2.0/AUX/Console

Yes

Integrated Dial Backup

V.92 analog modem

ISDN BRI

●  Routing Information Protocol Versions 1 and 2 (RIPv1 and RIPv2)

●  Generic routing encapsulation (GRE) and multipoint GRE (MGRE)

●  Cisco Express Forwarding

●  Standard 802.1d Spanning Tree Protocol

●  Layer 2 Tunneling Protocol (L2TP)

●  Layer 2 Tunneling Protocol Version 3 (L2TPv3)

●  Network Address Translation (NAT)

●  Dynamic Host Configuration Protocol (DHCP) server, relay, and client

●  Dynamic Domain Name System (DNS)

●  DNS Proxy

●  DNS Spoofing

●  Access control lists (ACLs)

●  IPv4 and IPv6 Multicast

●  Open Shortest Path First (OSPF)

●  Border Gateway Protocol (BGP)

●  Performance Routing (PfR)

●  Enhanced Interior Gateway Routing Protocol (EIGRP)

●  Virtual Route Forwarding (VRF) Lite

●  Next Hop Resolution Protocol (NHRP)

●  Bidirectional Forwarding Detection (BFD)

●  Web Cache Communication Protocol (WCCP)

Switch features

●  25 802.1QVLANs

●  MAC filtering

●  Four-port 802.3af and Cisco compliant PoE

●  Switched Port Analyzer (SPAN)

●  Storm Control

●  Smart ports

●  Secure MAC address

●  Internet Group Management Protocol Version 3 (IGMPv3) snooping

●  802.1x

Security features

Secure connectivity:

●  Secure Sockets Layer (SSL) VPN for secure remote access

●  Hardware-accelerated DES, 3DES, AES 128, AES 192, and AES 256

●  Public-key-infrastructure (PKI) support

●  Fifty IPsec tunnels

●  Cisco Easy VPN Client and Server

●  NAT transparency

●  Dynamic Multipoint VPN (DMVPN)

●  Tunnel-less Group Encrypted Transport VPN

●  VRF-aware IPsec

●  IPsec over IPv6

●  Adaptive control technology

●  Session Initiation Protocol (SIP) application-layer gateway

●  Cisco IOS Firewall:

◦   Zone-Based Policy Firewall

◦   VRF-aware stateful inspection routing firewall

◦   Stateful inspection transparent firewall

●  Advanced application inspection and control

●  Secure HTTP (HTTPS), FTP, and Telnet Authentication Proxy

●  Dynamic and static port security

●  Firewall stateful failover

●  VRF-aware firewall

●  Cisco ScanSafe Connector

●  Cisco IOS Software black and white lists

●  Integrated threat control:

◦   Intrusion Prevention System (IPS)

●  Control Plane Policing

●  Flexible Packet Matching

●  Network foundation protection

Number of recommended users

●  Optional on Cisco 890 Series models

WLAN hardware

●  Support for Cisco CleanAir technology on Cisco 897 and 891F

●  Automatic rate selection for 802.11a/g/n

●  Noncaptive RPTNC omnidirectional dipole antennae; 2-dBi gain @ 2.4 GHz, 5-dBi gain @ 5 GHz

●  2 x 3 multiple input, multiple output (MIMO) radio operation

●  Wi-Fi 802.11n Draft v2.0 certified

Service Set Identifiers (SSIDs) and Multiple Broadcast SSIDs

Wireless VLANs

●  14 (encrypted and nonencrypted VLANs)

Default and maximum flash memory

Separate console and auxiliary ports

Wireless specifications

Physical dimensions and weight

Product dimensions:

◦   H x W x D =1.82 x 12.71 x 9.78 in. (4.62 x 32.28 x 24.84 cm) (includes rubber feet)

◦   H x W x D = 1.75 x 12.71 x 9.78 in. (4.45 x 32.28 x 24.84 cm) (without rubber feet)

External power supply

Product power specifications:

●  AC input voltage: Universal 100 to 240 VAC

●  Frequency: 50 to 60 Hz

●  Maximum output power: 60W

●  Output voltages: 12 VDC

●  Optional PoE:

◦   Separate 80W PoE power supply for Cisco 891 and 892 ISRs

◦   Single 125W power supply required for Cisco 896, 897, 898, and 891F for router and PoE

◦   The Cisco 891-24X uses the internal power supply for PoE

●  External output voltage: 48 VDC

Environmental operating range

●  Nonoperating humidity: 5 to 95% relative humidity (noncondensing)

●  Nonoperating altitude: 0 to 15,000 ft (0 to 4570m)

●  Operating temperature: 32 to 104°F (0 to 40°C)

●  Operating humidity: 10 to 85% relative humidity (noncondensing)

●  Operating altitude: 0 to 10,000 ft (0 to 3000m)