Cisco CISCO2901/K9 2 Ports Integrated Services Router 512MB Refurbished

The Cisco CISCO2901/K9 is an Integrated Services Router (ISR) designed to deliver high-performance networking capabilities. As a part of Cisco's 2900 series, this router is equipped with a range of features that make it suitable for various applications, from small to medium-sized businesses to enterprise-level deployments. The Cisco 2900 series router, focuses on its 10/100/1000Base-T Ethernet, 2 GE ports, 4 EHWIC slots, 2 DSP slots, 256 Megabytes of Compact Flash (CF) storage, 512 Megabytes of DRAM, and IP Base license.

The Cisco 2901 router comes equipped with 10/100/1000Base-T Ethernet, providing high-speed connectivity for data transfer within the network. This feature ensures efficient communication and enables the router to handle large volumes of data seamlessly.

Featuring 2 Gigabit Ethernet (GE) ports, the router offers enhanced performance and bandwidth. These ports facilitate high-speed data transmission and support the connectivity requirements of modern business applications.

The inclusion of 4 Enhanced High-Speed WAN Interface Card (EHWIC) slots enhances the router's flexibility and scalability. These slots allow for the integration of additional modules, enabling users to customize the router based on their specific networking needs.

The router is equipped with 2 Digital Signal Processor (DSP) slots, providing the capability to support voice and video applications. This feature is essential for organizations deploying Unified Communications (UC) solutions, as it ensures efficient processing of multimedia data.

The 256 Megabytes of CompactFlash storage serve as the router's non-volatile memory. This storage capacity is crucial for storing the router's operating system, configuration files, and other essential data, ensuring reliable operation and quick system recovery in case of failure.

With 512 Megabytes of Dynamic Random-Access Memory (DRAM), the router can efficiently handle concurrent processes and support the execution of various applications. This ample memory capacity contributes to the router's overall performance and responsiveness.

The router comes with an IP Base license, providing essential IP routing features. This license level supports a wide range of routing protocols, making the Cisco 2901 suitable for diverse network environments.

The CISCO2901/K9 Cisco 2901 Integrated Services Router (ISR) supports several remote management protocols that can be used to manage the router remotely. Some of the key remote management protocols supported by the Cisco 2901 router include:

• Simple Network Management Protocol (SNMP): SNMP is a widely used protocol for managing and monitoring network devices. The Cisco 2901 router supports SNMP versions 1, 2c, and 3, which can be used to monitor the router's performance, configuration, and other parameters.
• Telnet: Telnet is a remote terminal protocol that can be used to remotely access the Cisco IOS command-line interface (CLI) on the Cisco 2901 router. Telnet can be used to configure and manage the router remotely.
• Secure Shell (SSH): SSH is a secure protocol that can be used to remotely access the Cisco IOS CLI on the Cisco 2901 router. SSH uses encryption to secure the connection between the remote management device and the router.
• HTTP and HTTPS: HTTP and HTTPS can be used to remotely access the Cisco 2901 router's web-based management interface, which can be used to configure and manage the router remotely.
• FTP and TFTP: FTP and TFTP can be used to remotely transfer files to and from the Cisco 2901 router, such as IOS image upgrades, configuration files, and log files.
• Remote Authentication Dial-In User Service (RADIUS) and Terminal Access Controller Access Control System (TACACS+): RADIUS and TACACS+ are remote authentication protocols that can be used to authenticate remote management users and control their access to the Cisco 2901 router.

The 10/100/1000Base-T Ethernet and 2 GE ports contribute to the router's high-speed data transfer capabilities. This is crucial for meeting the increasing demands of data-intensive applications and ensuring a smooth user experience.

The presence of 4 EHWIC slots enhances the router's scalability. Organizations can easily expand their network capabilities by adding various interface cards to meet specific connectivity requirements, such as additional WAN ports or enhanced security features.

The 2 DSP slots enable the router to handle multimedia processing efficiently. Whether it's voice or video data, the router can process and transmit multimedia content seamlessly, making it suitable for organizations prioritizing Unified Communications and collaboration.

The 256 MB of CompactFlash storage ensures that critical system files and configurations are securely stored. In the event of a system failure or reboot, the router can quickly recover from the CompactFlash, minimizing downtime and ensuring continuous operation.

With 512 MB of DRAM, the router can handle multiple processes simultaneously, contributing to its overall reliability. The ample memory capacity allows for efficient operation even under heavy workloads, reducing the risk of performance degradation.

The CISCO2901/K9 Cisco 2901 Integrated Services Router (ISR) includes several high-availability features that can be used to ensure that the router remains operational in the event of a hardware or software failure. Some of the key high-availability features supported by the Cisco 2901 router include:

• Redundant Power Supplies: The Cisco 2901 router supports redundant power supplies, which can be used to ensure that the router remains operational in the event of a power supply failure.
• Hot-Standby Router Protocol (HSRP): HSRP is a Cisco proprietary protocol that can be used to provide redundancy for the default gateway on a network. HSRP allows multiple routers to work together to present the appearance of a single virtual router to hosts on the LAN.
• Virtual Router Redundancy Protocol (VRRP): VRRP is an open standard protocol that can be used to provide redundancy for the default gateway on a network. It is similar to HSRP but is not proprietary to Cisco.
• Link Aggregation Control Protocol (LACP): LACP is a Cisco proprietary protocol that can be used to bundle multiple physical interfaces together to form a single logical interface. This can be used to provide redundancy and increased bandwidth.
• Hot-Swappable Modules: The Cisco 2901 router supports hot-swappable modules, which can be replaced without having to power down the router. This feature can be used to minimize downtime in the event of a module failure.
• Cisco IOS Software Redundancy: The Cisco 2901 router supports Cisco IOS Software redundancy, which allows two copies of Cisco IOS software to run simultaneously on the same router. This feature can be used to ensure that the router remains operational in the event of a software failure.

• Manufacturer: Cisco
• Part Number or SKU# CISCO2901/K9
• Product Series: 2900
• Product Type: Integrated Services Router

• Total Number of Ports: 2
• USB: Yes
• Management Port: Yes
• Number of Broadband (RJ-45) Ports: 2

• Number of Total Expansion Slots: 9
• Expansion Slot Type: HWIC
• Expansion Slot Type: PVDM

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

Memory

• Standard Memory: 512 MB
• Maximum Memory: 2.50 GB
• Memory Technology: SDRAM
• Flash Memory: 256 MB

Power Description

• Input Voltage: 110 V AC & 220 V AC
• Power Source: Power Supply
• Redundant Power Supply: Yes

In summary, the Cisco CISCO2901/K9 router stands as a robust and versatile networking solution suitable for a wide range of applications. Its high-speed Ethernet interfaces, modular design, and support for voice and video applications make it a valuable asset for businesses of varying sizes. Whether used in SMBs, branch offices, or for specific applications like voice and video conferencing, the Cisco 2901 router provides the performance, security, and scalability needed to meet the demands of modern networking environments. As technology continues to advance, the Cisco 2901 router's modular and upgradable design positions it as a future-proof investment for organizations seeking a reliable and adaptable networking solution.