Integrated Services Router CISCO C891F-K9
- Cisco 891F Gigabit Ethernet security router with SFP.
- 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).
Features
- Redundant WAN connections for failover protection and load balancing.
- Dynamic failover protocols such as Virtual Router Redundancy Protocol (VRRP; RFC 2338), Hot Standby Router Protocol (HSRP), and Multigroup HSRP (MHSRP).
- Dial backup with external modem through a virtual auxiliary port.
- The router can run multiple services simultaneously with no performance degradation.
- Network perimeter security with integrated application inspection firewall.
- Data privacy through high-speed IP Security (IPsec) Triple Data Encryption Standard (3DES) and Advanced Encryption Standard (AES) encryption.
- Enforced security policy with intrusion prevention.
- Security hardware acceleration.
- FlexVPN.
- Next-generation encryption for secure network communications systems, reliable for the next decade.
- Cisco ISR Web Security with Cisco ScanSafe, designed to prevent zero-day malware from reaching corporate networks.
- Supports LAN connections, both Ethernet and Wi-Fi, in one appliance. Contains an integrated 802.11n WLAN access point that supports both autonomous and unified modes, as well as an 8-port LAN switch. Management of both the wired and wireless environments is integrated.
- Simplifies and centralizes configuration and management of wireless and wireline devices. Supports WLAN services without requiring a wireless LAN controller.
- Supports separate console, auxiliary, and USB ports.
- Provides one USB 2.0 flash memory.
Specification
| Model | C891F-K9 |
| 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 |
| 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 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 ● 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 ● 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 |
| Switch features | ● Auto Media Device In/Media Device Cross Over (MDI-MDX) ● 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 |
| Quality of Service (QoS) | ● Low-Latency Queuing (LLQ) ● Weighted Fair Queuing (WFQ) ● Class-Based WFQ (CBWFQ) ● Class-Based Traffic Shaping (CBTS) ● Class-Based Traffic Policing (CBTP) ● Policy-Based Routing (PBR) ● Class-Based QoS MIB ● Class of Service (CoS)-to-Differentiated Services Code Point (DSCP) mapping ● Class-Based Weighted Random Early Detection (CBWRED) ● Network-Based Application Recognition (NBAR) ● Link Fragmentation and Interleaving (LFI) ● Resource Reservation Protocol (RSVP) ● Real-Time Transport Protocol (RTP) header compression (cRTP) ● Differentiated Services (DiffServ) ● QoS preclassify and prefragmentation ● Hierarchical QoS (HQoS) |
| Management | ● Cisco Configuration Professional ● Cisco Configuration Express ● Cisco Configuration Engine support ● Cisco AutoInstall ● Cisco IP Service-Level Agreement (IP SLA) ● Cisco IOS Embedded Event Manager (EEM) ● CiscoWorks ● Cisco Security Manager ● Telnet, Simple Network Management Protocol Version 3 (SNMPv3), Secure Shell (SSH) Protocol, Command-Line Interface (CLI), and HTTP management ● RADIUS and TACACS+ |
| Unified WLAN management | ● Unified access-point features: ● Supported by wireless LAN controller and Cisco WCS ● Configurable local or central switching for Hybrid Remote Edge Access Point (HREAP) mode ● Radio management through Cisco WCS ● Transparent roaming with mobility groups |
| Number of recommended users | 50 |
| Service Set Identifiers (SSIDs) and Multiple Broadcast SSIDs | 16 |
| Wireless VLANs | 14 (encrypted and nonencrypted VLANs) |
| Default and maximum DRAM | Default 512MB Up to 1 GB |
| Default and maximum flash memory | 256 |
| USB 2.0 | One USB 2.0 port |
| Dimensions (H x W x D) | 4.45 x 32.28 x 24.84 cm |
| Weight | 2.5 kg |
| External power supply | AC input voltage: Universal 100 to 240 VAC Frequency: 50 to 60 Hz Maximum output power: 60W Output voltages: 12 VDC Optional PoE: Single 125W External output voltage: 48 VDC |
| Environmental operating range | Nonoperating temperature: -4 to 149°F (-0 to 65°C) 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) |
- Bảo hành: 12 tháng.
