Cisco 2901 Router (CISCO2901/K9)
The Cisco CISCO2901/K9 is an enterprise-class modular router designed for secure, wired branch connectivity. With dual Gigabit Ethernet WAN/LAN ports, flexible EHWIC expansion, and Cisco IOS IP Base, it supports Ethernet, Fast Ethernet, and Gigabit Ethernet links for small to mid-sized offices. Advanced routing protocols including OSPF, BGP, EIGRP, and MPLS combine with IPSec, L2TPv3, and rich QoS features like CBWFQ and WRED to deliver reliable VPN, voice, and data services in demanding business networks.
CISCO2901/K9 Specifications
| Model | CISCO2901/K9 |
| Brand | Cisco |
| Device Type | Router |
| Enclosure Type | Rack-mountable, modular, 1U |
| Connectivity Technology | Wired |
| Data Link Protocol | Ethernet, Fast Ethernet, Gigabit Ethernet |
| Network / Transport Protocol | IPSec, L2TPv3 |
| Routing Protocol | OSPF, IS-IS, BGP, EIGRP, DVMRP, PIM-SM, static IP routing, IGMPv3, GRE, PIM-SSM, static IPv4 routing, static IPv6 routing, policy-based routing (PBR), MPLS, Bidirectional Forwarding Detection (BFD), IPv4-to-IPv6 Multicast |
| Remote Management Protocol | SNMP, RMON, TR-069 |
| Features | Firewall protection, VPN support, MPLS support, Syslog support, IPv6 support, Class-Based Weighted Fair Queuing (CBWFQ), Weighted Random Early Detection (WRED), Web Services Management Agent (WSMA), NetFlow |
| Compliant Standards (Layer 2/3) | IEEE 802.3, IEEE 802.1Q, IEEE 802.3af, IEEE 802.3ah, IEEE 802.1ah, IEEE 802.1ag, ANSI T1.101, ITU-T G.823, ITU-T G.824 |
| RAM | 512 MB (installed) / 2 GB (max) |
| Flash Memory | 256 MB (installed) / 8 GB (max) |
| Status Indicators | Link activity, power |
| Interfaces | 2 x 10Base-T/100Base-TX/1000Base-T (RJ-45), 1 x console (RJ-45), 1 x console (mini-USB Type B), 1 x auxiliary serial (RJ-45), 2 x USB 2.0 Type-A (4-pin) |
| Expansion Slots | 4 x EHWIC (total/free), 2 x PVDM (total/free), 2 x CompactFlash Card (total) / 1 free, 1 x ISM (total/free) |
| Power Device | Internal power supply | Voltage Required | AC 120/230 V, 50/60 Hz |