Cisco C891F-K9 Ethernet Integrated Services Router V.92 and ISDN Backup, 8-Gigabit Ethernet Ports, 802.11n Access Point, Small Form-Factor Pluggable (SFP)

Cisco C891F-K9 Services Router Specifications

Advanced IP Features Set:

• 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
• Quality of Service (QoS)

IP and IP Services: 

• 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)

xDSL: 

• True Mu
• Highest field reliability with Impulse Noise Protection over REIN/SHINE, Extended INP-Delay, G.INP, Physical Layer Retransmission, SRA, and Bitswap
• VDSL2 Persistent Storage Device (PSD) profiles up to 17a/b with support for Spectral Shaping
• VDSL2 Vectoring to offer blazing fiber speeds over copper
• multimode VDSL2 and ADSL2+ over Annex A, B, J, and M, including traditional G.DMT and T1.413
• World-class interoperability with industry-standard DSL access multiplexer (DSLAM) chipsets
• Support for 4-pair multimode G.SHDSL; that is, ATM and EFM
• Remote management with TR069 and CWMP
• Investment protection with GE and SFP for future fiber that could replace xDSL deployment

Security Features

• 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

Metro Ethernet:

• Ethernet OA&M
• Ethernet Local Management Interface (E-LMI)
• IP SLA for Ethernet

Application Visibility and Control:

• Cisco Wide Area Application Services (WAASx)
• NBAR2
• Flexible NetFlow (FNF)
• Performance Agent

Number of recommended users:

• 50

IPv6:

• IPv6 addressing architecture
• IPv6 name resolution
• IPv6 statistics
• IPv6 translation: Transport packets between IPv6-only and IPv4-only endpoints (NAT-Protocol Translation)
• Internet Control Message Protocol Version 6 (ICMPv6)
• IPv6 DHCP
• OSPFv3
• BGP4+
• IPv6 path maximum transmission unit (PMTU)
• IPv6 Neighbor Discovery
• IPv6 stateless address autoconfiguration (SLAAC)
• IPv6 Multicast Routing

WLAN Features

• Standard 802.11a/g/n access point

WLAN hardware:

• Support for Cisco CleanAir technology
• Automatic rate selection for 802.11a/g/n
• Noncaptive RPTNC omnidirectional dipole antenna; 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

WLAN software:

• Autonomous or unified access point
• Cisco WCS support for monitoring of autonomous-mode access points
• Option to maximize throughput or maximize range
• Software-configurable transmit power
• Radio roles, including access point, root bridge, non-root bridge, and workgroup bridge
• Wi-Fi Multimedia (WMM) certification
• Traffic specifications (TSPEC) Call Admission Control (CAC) to ensure voice quality is maintained.
• Unscheduled Automatic Power Save Delivery (UPSD) to reduce latency

WLAN security:

• Standard 802.11i
• Wi-Fi Protected Access (WPA) and AES (WPA2)
• EAP authentication: Cisco Light Extensible Authentication Protocol (LEAP), Protected Extensible Authentication Protocol (PEAP), Extensible Authentication Protocol-Transport Layer Security (EAP TLS), Extensible Authentication Protocol-Flexible Authentication via Secure Tunneling (EAP-FAST), Extensible Authentication Protocol-Subscriber Information Module (EAP-SIM), Extensible Authentication Protocol-Message, Digest Algorithm 5 (EAP-MD5), and Extensible Authentication Protocol‑Tunneled TLS (EAP-TTLS)
• Static and dynamic Wired Equivalent Privacy (WEP)
• Temporal Key Integrity Protocol/Simple Security Network (TKIP/SSN) encryption
• MAC authentication and filter
• User database for survivable local authentication using LEAP and EAP-FAST
• Configurable limit to the number of wireless clients
• Configurable RADIUS accounting for wireless clients
• Preshared keys (PSKs) (WPA-small office or home office [WPA-SOHO])

• Service Set Identifiers (SSIDs) and Multiple Broadcast SSIDs: 16

Default and maximum DRAM: 

• Default 512MB
• Up to 1 GB 891F, upgrade option available.

• Default and maximum flash memory: 256 
• Separate console and auxiliary ports: RJ-45

USB 2.0: 

• One USB 2.0 port available 
• USB devices supported: USB flash memory

Inline PoE: 

• Optional internal adapter for inline PoE on 4 switch ports for IP phones or external wireless access points; 802.3af-compliant and Cisco
• PoE-compliant

• Wireless specifications: 2.4 and 5 GHz

Data rates supported: 

• 802.11a: 6, 9, 12, 18, 24, 36, 48, and 54 Mbps
• 802.11b: 1, 2, 5.5, 6, 9, and 11 Mbps
• 802.11g: 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, 48, and 54 Mbps
• 802.11n: 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, 48, 54, and m0-m15

Maximum transmit power (2‑channel aggregate):

• 802.11a: 15dBm
• 802.11b: 20 dBm
• 802.11g: 17 dBm
• 802.11n: 16 dBm

Weight: 

• 5.5 lb (2.5 kg) maximum

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)

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