| Product Description | Cisco 891F - router - ISDN/Mdm - desktop, rack-mountable |
| Device Type | Router - ISDN / analog modem combo - 8-port switch (integrated) |
| Enclosure Type | Desktop, rack-mountable - 1U |
| Data Link Protocol | Ethernet, Fast Ethernet, Gigabit Ethernet |
| Capacity | IPSec VPN tunnels : 50 |
| Network / Transport Protocol | L2TP, RSVP, ICMP/IP, IPSec, FTP, DHCP, DNS, L2TPv3, DDNS, RTP |
| Routing Protocol | OSPF, RIP-1, RIP-2, BGP, EIGRP, HSRP, VRRP, NHRP, GRE, OSPFv3, policy-based routing (PBR), BGP-4+, WCCP, Bidirectional Forwarding Detection (BFD) |
| Remote Management Protocol | Telnet, SNMP 3, HTTP, HTTPS, SSH, CLI |
| Features | Firewall protection, NAT support, power over Ethernet (PoE), auto-uplink (auto MDI/MDI-X), IGMP snooping, traffic shaping, dynamic DNS server, DiffServ support, MAC address filtering, IPv6 support, High Availability, Intrusion Prevention System (IPS), Low-latency queuing (LLQ), Class-Based Weighted Fair Queuing (CBWFQ), Weighted Fair Queuing (WFQ), Weighted Random Early Detection (WRED), Spanning Tree Protocol (STP) support, Access Control List (ACL) support, Quality of Service (QoS), Link Fragmentation and Interleaving (LFI), Dynamic Multipoint VPN (DMVPN), DHCP server, Virtual Route Forwarding-Lite (VRF-Lite), DNS proxy, fanless, DHCP relay, DHCP client, Class of Service (CoS), Flexible NetFlow (FNF), security lock slot (cable lock sold separately), DiffServ Code Point (DSCP) support, Storm Control |
| Compliant Standards | IEEE 802.1D, IEEE 802.1Q, IEEE 802.3af, IEEE 802.1x |
| Power | AC 120/230 V ( 50/60 Hz ) |
| Dimensions (WxDxH) | 12.8 in x 9.8 in x 1.7 in |
| Weight | 5.51 lbs |
| Manufacturer Warranty | 1 year warranty |
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