Cisco CISCO2951/K9 Networking Router 3 Port
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CISCO2951/K9 Cisco 3 Ports 2951 Integrated Services Router Bulk

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Part Number#: CISCO2951/K9
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Short Description:
CISCO2951/K9 w/3 GE,4 EHWIC,3 DSP,2 SM,256 Megabytes (MB) CF,512 Megabytes (MB) DRAM,IPB 2951 Integrated Services Router | Made by Cisco | New Bulk Pack
Product Condition:
New Bulk Pack
Warranty provided by ALLHDD.COM:
90 Days
Product Overview for the Cisco CISCO2951/K9 3 Ports Services Router

The Cisco 2951 Gigabit Ethernet 3 Ports Router Integrated Services, identified by the model number CISCO2951/K9, is a powerful and versatile networking device designed to meet the demands of modern business environments. In this detailed exploration, we will delve into the key features, specifications, and applications of the Cisco 2951 router, shedding light on its capabilities and how it seamlessly integrates into various network setups.

Key Features
  • Gigabit Ethernet Connectivity: The Cisco 2951 router is equipped with Gigabit Ethernet technology, allowing for high-speed data transfer within the network. This feature ensures efficient communication and minimizes latency, making it suitable for bandwidth-intensive tasks and applications.
  • Three Ports Configuration: With three integrated ports, the Cisco 2951 provides flexibility in network design. These ports support various connectivity options, including LAN and WAN configurations, enabling businesses to customize their network infrastructure according to specific requirements.
  • Integrated Services: The term "Integrated Services" in the router's nomenclature highlights its ability to consolidate multiple functions into a single device. This includes routing, security, voice, and other services, streamlining network management, and reducing the need for multiple hardware components.
  • Processor and Memory: The Cisco 2951 router is powered by a robust processor, ensuring efficient data processing and handling of network tasks. Its ample memory capacity enhances performance, allowing for smooth operation even in demanding networking scenarios.
  • Modular Architecture: Designed with modularity in mind, the router supports various modules and interface cards, enabling users to expand and upgrade their network capabilities as needed. This adaptability makes the Cisco 2951 a scalable solution for growing businesses.
  • Security Features: Security is paramount in today's digital landscape, and the Cisco 2951 addresses this need with a range of built-in security features. These include firewall capabilities, Virtual Private Network (VPN) support, and intrusion prevention, safeguarding the network from external threats.
  • Voice and Video Capabilities: The router's integration of voice and video services makes it an ideal choice for organizations implementing Unified Communications. Support for Voice over IP (VoIP) and video conferencing enhances collaboration and communication within the business environment.
  • Enterprise Networking: The Cisco 2951 router is well-suited for enterprise-level networking, providing the necessary performance and features for large-scale deployments. Its Gigabit Ethernet connectivity and modular design make it adaptable to the diverse needs of modern enterprises.
  • Branch Office Connectivity: For businesses with multiple branch offices, the Cisco 2951 router offers a reliable solution for interconnecting and managing remote locations. Its three-port configuration allows for efficient communication between the central office and branch sites.
  • Data Center Integration: In data center environments, where high-performance networking is crucial, the Cisco 2951 router plays a vital role. Its Gigabit Ethernet capabilities and support for modular expansion make it an asset in optimizing data center connectivity.
  • Unified Communications: With its integrated voice and video services, the Cisco 2951 router is an excellent choice for organizations adopting Unified Communications solutions. It facilitates the seamless integration of voice and data, enhancing overall communication efficiency.
Advanced Routing Protocols

The CISCO2951/K9 Cisco 2951 Integrated Services Router supports a variety of advanced routing protocols that can be used to improve the performance and scalability of the network. Some of the most commonly used advanced routing protocols for Cisco routers include:

  • Border Gateway Protocol (BGP): BGP is a routing protocol used for exchanging routing information between routers in different autonomous systems (AS) on the Internet. It is the most widely used routing protocol for inter-domain routing and is particularly well-suited for service provider networks.
  • Open Shortest Path First (OSPF): OSPF is a link-state routing protocol that is widely used in enterprise networks. It is a classless routing protocol, which means that it supports variable-length subnet masks (VLSMs) and can be used to summarize routes at different levels in the network.
  • Enhanced Interior Gateway Routing Protocol (EIGRP): EIGRP is a Cisco-proprietary routing protocol that is similar to OSPF in its operation. EIGRP supports both IP and IPX protocols and is widely used in enterprise networks.
  • Routing Information Protocol (RIP): RIP is a distance-vector routing protocol that is used to distribute routing information within a small to medium-sized network.
  • Multiprotocol Label Switching (MPLS): MPLS is a mechanism that allows routers to forward packets based on a label, rather than the traditional IP destination address. MPLS is often used to provide virtual private network (VPN) services, as well as to improve the performance and scalability of service provider networks.
Management of Network Bandwidth

The CISCO2951/K9 Cisco 2951 Integrated Services Router can be used to manage the bandwidth of a network in several ways:

  • Quality of Service (QoS): QoS is a set of technologies and techniques that can be used to prioritize different types of network traffic. By prioritizing certain types of traffic, such as voice or video, over less time-sensitive traffic, like file transfers or web browsing, QoS can help to ensure that important traffic gets through the network even when the network is congested.
  • Traffic shaping: Traffic shaping is a technique that can be used to control the rate at which traffic is sent into a network. By controlling the rate at which traffic is sent into the network, administrators can prevent network congestion and ensure that the network is used efficiently.
  • Link fragmentation and interleaving (LFI): LFI is a technique that can be used to increase the effective bandwidth of a link by fragmenting large packets into smaller ones and interleaving them with other traffic. This allows more packets to be sent over the link in a given amount of time, increasing the effective bandwidth of the link.
  • Class-based weight fair queuing (CBWFQ): CBWFQ is a technique that can be used to manage bandwidth allocation by assigning different priority levels to different types of traffic. This allows administrators to ensure that important traffic, such as voice and video, gets priority over less important traffic, such as file transfers or web browsing.
  • Access lists: Access lists can be used to limit the amount of bandwidth used by a specific host or group of hosts on a network. This can be useful for controlling the usage of bandwidth-intensive applications, such as video streaming or file transfers.

Features and Benefits

The CISCO2951/K9 Cisco 2951 Integrated Services Router is a high-performance router that offers a range of features and benefits to organizations of all sizes. Some of the key features and benefits of this router include:

  • High-performance routing: The CISCO2951/K9 supports a wide range of routing protocols, including BGP, OSPF, EIGRP, and RIP, and can handle large amounts of traffic, making it suitable for use in large enterprise networks and service provider environments.
  • Security features: The CISCO2951/K9 includes a range of security features, such as access control lists (ACLs), stateful firewalls, and VPN support, that can help protect the network against unauthorized access and attacks.
  • Quality of Service (QoS): The CISCO2951/K9 supports advanced QoS features, such as traffic shaping and class-based weight fair queuing (CBWFQ), which can help to prioritize different types of network traffic and ensure that important traffic gets through the network even when the network is congested.
  • Power over Ethernet (PoE): The CISCO2951/K9 supports PoE, which allows power to be supplied to devices, such as IP phones or wireless access points, through the Ethernet cable. This eliminates the need for separate power supplies, making it easier to deploy and manage devices on the network.
  • Modularity: The CISCO2951/K9 has a modular design, which allows for easy upgrades and expansion. This allows organizations to add new features and capabilities to the router as their needs change over time.
  • Advanced Services: The CISCO2951/K9 comes with a comprehensive set of features and services such as advanced routing, security, and QoS. it also provides advanced services such as application visibility, control and optimization, and advanced threat protection.
General Information about this Cisco CISCO2951/K9
  • Manufacturer: Cisco
  • Model Number or SKU# CISCO2951/K9
  • Product Series: 2900
  • Product Model: 2951
  • Product Type: Integrated Services Router
Interfaces/Ports of Router
  • Total Number of Ports: 3
  • USB: Yes
  • Management Port: Yes
  • Number of Broadband (RJ-45) Ports: 3
I/O Expansions of 3 Ports Router
  • Number of Total Expansion Slots: 13
  • Expansion Slot Type: SFP (mini-GBIC)
  • Expansion Slot Type: HWIC
  • Expansion Slot Type: PVDM
Network and Communication for Ethernet Router
  • Network Technology: 10/100/1000Base-T
  • Ethernet Technology: Gigabit Ethernet
  • Standard Memory: 512 MB
  • Maximum Memory: 2 GB
  • Memory Technology: DRAM
  • Flash Memory: 256 MB
  • Memory Card Supported: CompactFlash (CF) Card
  • Power Device: Internal power supply
  • Voltage Required: AC 120/230 V (50/60 Hz)
Management and Protocols
  • Management Protocol 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


  • 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

  • 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, CISPR 22 Class A, CISPR 24, EN55024, EN55022 Class A, EN50082-1, AS/NZS 60950-1, ICES-003 Class A,
  • CS-03, R& TTE, FCC CFR47 Part 15, UL 60950-1, IEC 60950-1, EN 60950-1, BSMI CNS 13438, AS/NZS 3548 Class A,
  • VCCI V-3, EN 61000, TIA/EIA/IS-968, EN 300 386, CAN/CSA-C22.2 No. 60950-1

Environmental Parameters

  • Min Operating Temperature: 32 °F
  • Max Operating Temperature: 104 °F
  • Humidity Range Operating: 5 - 85%

Outline, The Cisco 2951 Gigabit Ethernet 3 Ports Router Integrated Services, represented by the CISCO2951/K9 model, stands as a testament to Cisco's commitment to providing cutting-edge networking solutions. Its Gigabit Ethernet connectivity, three-port configuration, and integrated services make it a versatile and powerful option for a wide range of applications, from enterprise networking to branch office connectivity and data center integration. With a focus on security, modularity, and performance, the Cisco 2951 router remains a reliable choice for businesses seeking a robust and scalable networking solution to meet the challenges of the digital age.

Product Condition:
New Bulk Pack
Warranty provided by ALLHDD.COM:
90 Days

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