C2951-AX/K9 Cisco 3 Ports Rack-mountable Router Refurbished

The C2951-AX/K9 Cisco 2951 is a rack-mountable router designed for small to medium-sized businesses and enterprise environments. It has 11 slots, which allows for the expansion of different modules to increase the functionality of the router. The router has 3 ports, which can be used to connect to different networks or devices. It is a powerful and versatile router that can handle high traffic demands and provide advanced features such as Quality of Service (QoS), VPN support, and security features. It is also equipped with Cisco IOS software, which provides a user-friendly interface and a wide range of features to manage and monitor the network.

In the realm of networking solutions, the Cisco C2951-AX/K9 2951 router stands as a robust and adaptable choice for diverse network infrastructures. This comprehensive guide aims to provide an in-depth exploration of this router, focusing on its specifications, key features, and applications. From its 3 ports and expansion slots to its Gigabit Ethernet capabilities, we'll unravel the intricacies of this 2U rack-mountable powerhouse.

Before delving into the specifics of the Cisco C2951-AX/K9 2951 router, it's essential to grasp the foundational elements that define its functionality:

• Cisco C2951-AX/K9 2951 OverviewThe Cisco C2951-AX/K9 2951 router is a networking device designed to route data across networks, providing connectivity and managing data traffic. Its capabilities make it a versatile solution for various networking needs.
• 3 Ports with Management PortThe router boasts 3 ports for connecting devices, facilitating data transfer and communication. Additionally, it features a dedicated management port, allowing for streamlined management and configuration of the router.
• Expansion SlotsThe presence of 11 expansion slots in the Cisco C2951-AX/K9 2951 router allows for scalability and customization. These slots enable the addition of modules or cards to enhance the router's functionality as per specific requirements.
• 10/100/1000Base-T Gigabit EthernetThe router supports Gigabit Ethernet technology, offering high-speed data transfer at rates of 10/100/1000Base-T. This capability ensures efficient and reliable communication within the network.

Let's explore the standout features that define the Cisco C2951-AX/K9 2951 router and contribute to its versatility:

• Multi-port Connectivity With its 3 ports, the router provides multiple options for device connectivity. This feature allows for the simultaneous connection of various devices, supporting diverse networking requirements.
• Dedicated Management PortThe inclusion of a dedicated management port simplifies the configuration and monitoring processes. This port enables network administrators to efficiently manage the router without affecting regular data traffic.
• Expansion Slots for CustomizationThe 11 expansion slots offer extensive customization possibilities. These slots accommodate additional modules or cards, allowing users to tailor the router's functionality to suit specific networking needs.
• Gigabit Ethernet CapabilitiesThe support for 10/100/1000Base-T Gigabit Ethernet ensures high-speed data transmission within the network. This feature is crucial for handling large volumes of data efficiently, enhancing overall network performance.

To gain a deeper understanding of the Cisco C2951-AX/K9 2951 router, let's delve into its technical specifications:

• Ports and ConnectivityThe router features 3 ports, each capable of accommodating different types of connections. These ports support various data transfer speeds and enable the connection of multiple devices simultaneously.
• Management Port FunctionalityThe dedicated management port allows for remote management and configuration of the router. This separate port ensures that administrative tasks can be performed without affecting regular network operations.
• Expansion Slots DetailsThe 11 expansion slots provide flexibility for additional modules or cards, expanding the router's capabilities. These slots accommodate a range of expansion options, enabling users to tailor the router to meet specific networking demands.
• Gigabit Ethernet SpeedsSupporting 10/100/1000Base-T Gigabit Ethernet, the router ensures fast and reliable data transmission. This capability is essential for handling large amounts of data efficiently across the network.

To comprehend the practical applications of the Cisco C2951-AX/K9 2951 router, let's explore its use cases and scenarios where it excels:

• Enterprise Network EnvironmentsIn enterprise settings, the router's multi-port connectivity and expansion slot flexibility make it suitable for managing and routing data across various departments or branches within a company's network infrastructure.
• Telecommunication NetworksTelecommunication networks require robust routers to manage data traffic efficiently. The Cisco C2951-AX/K9 2951 router's Gigabit Ethernet capabilities and expansion options make it a viable choice for telecommunication backbones.
• Data Centers and Server RoomsWithin data centers or server rooms, where high-performance networking is crucial, the router's scalability and Gigabit Ethernet support cater to the demanding requirements of data-intensive operations.

The Cisco C2951-AX/K9 is a high-performance router that is designed for use in enterprise and service provider networks. It features 11 slots for expansion, making it highly customizable and scalable. The router has a maximum throughput of up to 2 Gbps, making it ideal for use in high-bandwidth applications such as video conferencing, VoIP, and cloud services.

The router also features 3 ports, which provide multiple connectivity options for different network devices and services. The router is also rack-mountable, making it easy to integrate into existing network infrastructure. Additionally, the router is equipped with advanced security features, such as firewall and VPN capabilities, to protect against cyber threats.

The Cisco 2951 router is a highly reliable and robust device that is designed for use in enterprise and service provider networks. The C2951-AX/K9 model is a rack-mountable router with 11 slots for expansion, making it a versatile and powerful option for businesses of all sizes.

One of the key features of the Cisco 2951 is its ability to provide high-performance routing and switching capabilities. The router is built with a powerful processor and memory, which allows it to handle large amounts of traffic and data without any lag or delay.

In terms of reliability, the Cisco 2951 has several built-in redundancy and failover mechanisms that ensure that the network remains up and running even in the event of a hardware failure or power outage. The router also includes a variety of security features, such as VPN support and firewall capabilities, that help to protect the network from external threats.

• Manufacturer: Cisco
• Part Number or SKU# C2951-AX/K9
• Product Series: 2900
• Product Model: 2951
• Product Name: 2951 Router
• Product Type: Ethernet Router

• Total Number of Ports: 3
• USB Yes
• Powerline No
• Management Port Yes
• Token Ring Port No
• Number of Broadband (RJ-45) Ports 3

• Number of Total Expansion Slots: 11
• Expansion Slot Type: ISM
• Expansion Slot Type: PVDM
• Expansion Slot Type: EHWIC

• Network Technology: 10/100/1000Base-T
• Ethernet Technology: Gigabit Ethernet
• VoIP Supported: Yes

• Min Operating Temperature: 32 °F
• Max Operating Temperature: 104 °F
• Humidity Range Operating: 10 - 85%

• Firewall protection, hardware encryption, VPN support, MPLS support, Syslog support, content filtering, IPv6 support, Intrusion Prevention System (IPS), Class-Based Weighted Fair Queuing (CBWFQ), Weighted Random Early Detection (WRED), Quality of Service (QoS), Dynamic Multipoint VPN (DMVPN), Web Services Management Agent (WSMA), NetFlow

Management & Protocols

• 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

Memory

• Standard Memory 1 GB
• Maximum Memory 2 GB
• Memory Technology DRAM
• Flash Memory 256 MB
• Memory Card Supported CompactFlash (CF) Card

Power Description

• PoE (RJ-45) Port No
• Input Voltage 110 V AC
• Input Voltage 220 V AC
• Power Source Power Supply
• Redundant Power Supply No

Compatibility

• Certifications & Standards
• Safety:
• UL 60950-1
• CAN/CSA C22.2 No. 60950-1
• EN 60950-1
• AS/NZS 60950-1
• IEC 60950-1
• EMC:
• 47 CFR
• ICES-003 Class A
• EN55022 Class A
• CISPR22 Class A
• AS/NZS 3548 Class A
• VCCI V-3
• CNS 13438
• EN 300-386
• EN 61000 (Immunity)
• EN 55024
• EN50082-1
• Telecom:
• TIA/EIA/IS-968
• CS-03
• ANSI T1.101
• ITU-T G.823
• ITU-T G.824
• IEEE 802.3
• RTTE Directive

In summary, the Cisco C2951-AX/K9 2951 router emerges as a versatile networking solution, offering multi-port connectivity, expansion options, and Gigabit Ethernet capabilities. Its adaptability and scalability make it a valuable asset across diverse networking environments, from enterprise networks to telecommunication backbones and data centers. Understanding its specifications, features, and deployment best practices enables network administrators to leverage its capabilities effectively within their network infrastructures.