Cisco 1900 2900 3900 Memory

In Stock
Ships Today
One Year Surplus Networking Warranty 
Fast repairs at low costs
The Cisco 1900, 2900, and 3900 series routers are widely used in enterprise networks for their reliability and performance. The memory modules used in these routers play a crucial role in ensuring efficient operation and handling the demands of modern networks. In this overview, we will focus on the hardware specifics of memory modules for the Cisco 1900, 2900, and 3900 series routers. Memory Types: The memory modules used in these routers include the DRAM (Dynamic Random Access Memory) and Flash memory. DRAM is the main system memory that holds the running configurations, routing tables, and other critical data during operation. Flash memory is non-volatile memory used for storing the router's operating system, configuration files, and other software components. Memory Capacity: The memory capacity of these routers varies depending on the model and the specific memory module installed. The Cisco 1900, 2900, and 3900 series routers support different memory sizes, ranging from a few hundred megabytes to multiple gigabytes, allowing for scalability based on the network's needs. ECC (Error Correction Code) Support: These routers often support ECC memory modules, which provide enhanced reliability and error correction capabilities. ECC memory detects and corrects single-bit errors, minimizing the risk of data corruption and improving the overall stability of the router. Memory Configuration: The memory modules can be configured in different ways based on the requirements of the network. Some models may have onboard memory slots, while others may require the use of memory daughter cards. The number of memory slots available and the supported memory types may vary across different models. Compatibility and Upgradability: The memory modules for the Cisco 1900, 2900, and 3900 series routers are designed to be compatible with specific router models. It is important to ensure compatibility when upgrading or replacing memory modules. Cisco provides documentation and guidelines to help identify compatible memory options for these routers. Flash Memory Options: The routers in these series typically use compact flash (CF) cards or USB flash drives for storing the router's operating system and configuration files. The routers may support different capacities and types of flash memory, such as CF Type I or CF Type II, allowing for flexibility in storage options. Hot-Swappable Design: The memory modules, including DRAM and flash memory, are hot-swappable in many models. This feature allows for easy replacement or upgrade of memory modules without interrupting the router's operation. It simplifies maintenance and reduces downtime for critical network services. Memory Expansion Options: In some router models, memory expansion options are available to increase the memory capacity beyond the standard configurations. This allows for additional scalability and the ability to handle larger routing tables or accommodate resource-intensive applications. Software Compatibility: The memory modules used in these routers are compatible with Cisco IOS (Internetwork Operating System) or Cisco IOS XE software, which provides the operating system and software functionalities for the routers. It is essential to ensure compatibility between the memory modules and the specific software version being used. Memory Performance: The memory modules for the Cisco 1900, 2900, and 3900 series routers are designed to deliver high-performance data access and processing capabilities. The memory speed and efficiency contribute to the overall performance of the router, ensuring efficient handling of data and optimized network operations. In conclusion, the memory modules for the Cisco 1900, 2900, and 3900 series routers play a critical role in the routers' performance and reliability. With varying capacities, ECC support, compatibility options, and hot-swappable design, these memory modules provide the flexibility and scalability needed for enterprise networks. Their compatibility with Cisco IOS or Cisco IOS XE software ensures seamless integration and efficient utilization of resources.
Cisco 1900 2900 3900 Memory Description Stock Level
MEM-1900-1GB=MEM-1900-1GB= Cisco 1900 Series DRAM Memory Options
Available Now
MEM-1900-2GB=MEM-1900-2GB= Cisco 1900 Series DRAM Memory Options
Available Now
MEM-2900-1GB=MEM-2900-1GB= Cisco 2921, 2911, 2901 Series DRAM Memory Options
Available Now
MEM-2900-2GB=MEM-2900-2GB= Cisco 2921, 2911, 2901 Series DRAM Memory Options
Available Now
MEM-2900-512MB=MEM-2900-512MB= Cisco 2921, 2911, 2901 Series DRAM Memory Options
Available Now
MEM-2900-512U1.5GBMEM-2900-512U1.5GB Cisco 2921, 2911, 2901 Series DRAM Memory Options
Available Now
MEM-2900-512U1GBMEM-2900-512U1GB Cisco 2921, 2911, 2901 Series DRAM Memory Options
Available Now
MEM-2900-512U2.5GBMEM-2900-512U2.5GB Cisco 2921, 2911, 2901 Series DRAM Memory Options
Available Now
MEM-2951-512MB=MEM-2951-512MB= Cisco 2951 Series DRAM Memory Options
Available Now
MEM-2951-512U1.5GBMEM-2951-512U1.5GB Cisco 2951 Series DRAM Memory Options
Available Now
MEM-2951-512U1GBMEM-2951-512U1GB Cisco 2951 Series DRAM Memory Options
Available Now
MEM-2951-512U2.5GBMEM-2951-512U2.5GB Cisco 2951 Series DRAM Memory Options
Available Now
MEM-2951-512U2GBMEM-2951-512U2GB Cisco 2951 Series DRAM Memory Options
Available Now
MEM-2951-512U4GBMEM-2951-512U4GB Cisco 2951 Series DRAM Memory Options
Available Now
MEM-3900-1GB=MEM-3900-1GB= Cisco 3900 Series DRAM Memory Options
Available Now
MEM-3900-1GU2GBMEM-3900-1GU2GB Cisco 3900 Series DRAM Memory Options
Available Now
MEM-3900-1GU4GBMEM-3900-1GU4GB Cisco 3900 Series DRAM Memory Options
Available Now
MEM-3900-2GB=MEM-3900-2GB= Cisco 3900 Series DRAM Memory Options
Available Now
MEM-3900-512MB=MEM-3900-512MB= Cisco 3900 Series DRAM Memory Options
Available Now
MEM-CF-1GB=MEM-CF-1GB= Cisco 2900 Series Flash Memory Options
Available Now
MEM-CF-256MB=MEM-CF-256MB= Cisco 2900 Series Flash Memory Options
Available Now
MEM-CF-256U4GBMEM-CF-256U4GB Cisco1900&2900&3900 Series Flash Memory Options
Available Now
MEM-CF-2GB=MEM-CF-2GB= Cisco 2900 Series Flash Memory Options
Available Now
MEM-CF-4GB=MEM-CF-4GB= Cisco 2900 Series Flash Memory Options
Available Now
MEM-CF-512MB=MEM-CF-512MB= Cisco 2900 Series Flash Memory Options
Available Now
Cisco 1900 2900 3900 Memory Description Stock Level