SKU: 1504297873

Cisco MEM-2900-512U1GB 512MB DDR2 SDRAM Memory Module

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Description

Cisco MEM-2900-512U1GB 512MB DDR2 SDRAM Memory ModuleUpgrade your Cisco router quickly and reliably with the MEM 2900 512U1GB, a 512 MB ECC DDR2 SDRAM memory module designed for the MEM 2900 series. This single 512 MB DIMM bursts memory capacity to support more concurrent tasks, larger routing tables, and more complex network configurations, helping to maintain smooth, uninterrupted performance in demanding environments. Built to Cisco standards, this DDR2 memory module operates at up to a 400 MHz data

Upgrade your Cisco router quickly and reliably with the MEM-2900-512U1GB, a 512 MB ECC DDR2 SDRAM memory module designed for the MEM-2900 series. This single 512 MB DIMM bursts memory capacity to support more concurrent tasks, larger routing tables, and more complex network configurations, helping to maintain smooth, uninterrupted performance in demanding environments. Built to Cisco standards, this DDR2 memory module operates at up to a 400 MHz data bus speed, delivering solid bandwidth for routing, VPN, QoS, and security features without adding excessive power consumption. The ECC (error-correcting) functionality provides an extra layer of protection against memory glitches that can impact network uptime, making it an ideal upgrade for businesses that require dependable, steady performance from their Cisco devices. Whether you’re expanding capacity on an aging router or refreshing a memory-hungry deployment, this module is a straightforward, plug-and-play upgrade that fits seamlessly into compatible Cisco MEM-2900 devices.

  • Enhanced router performance and capacity: With 512 MB of DDR2 SDRAM, the MEM-2900-512U1GB enables more routing processes, larger routing tables, and more active features such as VPNs, firewall rules, and QoS policies. This additional memory reduces the likelihood of swap thrashing and helps sustain higher throughputs during peak traffic periods, ensuring smoother packet processing and faster response times for end users.
  • ECC memory for reliability: The module features ECC (error-correcting code) to detect and correct common memory errors. In busy networks, ECC reduces the risk of memory-induced crashes and data corruption, contributing to improved stability and lower maintenance downtime. This protection is particularly valuable for devices deployed in remote or critical locations where uptime is paramount.
  • DDR2 SDRAM with 400 MHz data bus support: Operating at up to 400 MHz data bus speed, this memory component provides robust bandwidth to keep up with network processing demands. DDR2 technology offers improved efficiency and reliability relative to older memory generations, helping to maximize overall device performance without a dramatic increase in power consumption.
  • Standard 240-pin DIMM form factor for MEM-2900 devices: Designed as a traditional 240-pin DIMM, this module is compatible with Cisco MEM-2900 series routers and other devices that require a 512 MB DDR2 ECC DIMM. The standard form factor makes installation straightforward for technicians familiar with Cisco hardware upgrades, reducing downtime and maximizing uptime after deployment.
  • Simple upgrade with lasting value: Installing this 512 MB module is a quick upgrade that extends the life and utility of existing Cisco infrastructure. By increasing available memory, you can take advantage of newer IOS features, more sophisticated security policies, and improved network management, all without replacing your entire device. The module’s reliability and compatibility provide long-term value for small to mid-size networks and branch offices.

Technical Details of Cisco MEM-2900-512U1GB

  • Memory Type: DDR2 SDRAM
  • Capacity: 512 MB
  • Module Configuration: 1 x 512 MB
  • Speed: DDR2-400 (up to 400 MHz data bus)
  • ECC: Yes, with error detection and correction
  • Form Factor: 240-pin DIMM
  • Compatibility: Designed for Cisco MEM-2900 series routers and devices requiring DDR2 ECC DIMM modules

how to install Cisco MEM-2900-512U1GB

Installing the MEM-2900-512U1GB is a straightforward upgrade that can be performed by a trained technician or a capable IT professional. Follow these general steps to ensure a safe, effective installation and to maximize the potential benefits of your memory upgrade:

  • Power down the device completely and unplug it from any power sources. If possible, disconnect all network cables and peripherals to prevent accidental damage during the upgrade.
  • Ground yourself to avoid static discharge. Use an anti-static wrist strap or touch a grounded metal surface before handling the memory module.
  • Access the memory compartment. Depending on your Cisco MEM-2900 model, this may involve removing the chassis cover, front panel, or a dedicated memory access panel. Use the appropriate screwdriver and take care not to disturb other components.
  • Remove any existing memory module if replacing an older DIMM. Gently release the retaining clips or latches that hold the module in place, then carefully lift the module straight out of the slot. Do not twist or force the module.
  • Align the new MEM-2900-512U1GB module with the slot, ensuring the notch on the edge connector matches the key in the socket. Insert the module evenly and firmly until it seats and the retention clips engage securely.
  • Reassemble the device: replace the memory access panel or cover, secure all screws, and reconnect power and network cables. Double-check that no tools or debris are left inside the chassis.
  • Power on the device and enter the appropriate management interface. Confirm that the system recognizes the new memory, typically via the device’s console or web-based management portal. Look for the updated total memory size in the system information or memory status screen.
  • Verify stability: monitor the device for a period after upgrade to ensure there are no memory-related errors or instability. Run essential network operations to confirm that the router handles expected traffic with improved headroom.

Frequently asked questions

  • Q: Is the MEM-2900-512U1GB compatible with all MEM-2900 series models?
    A: The module is designed for Cisco MEM-2900 series devices and for systems requiring a 512 MB DDR2 ECC DIMM. Always verify your specific model’s memory requirements and slot availability before purchase. Incompatibilities can arise if a device expects a different memory type, speed, or pin configuration.
  • Q: What benefits can I expect from upgrading to 512 MB of DDR2 ECC memory?
    A: Upgrading to 512 MB of memory increases available space for routing tables, VPN configurations, QoS policies, and concurrent processes. This can lead to smoother performance under load, faster application responses, and improved reliability due to ECC protection reducing memory-related errors.
  • Q: Can I mix this memory with existing modules that have different capacities?
    A: While some systems allow mixed memory sizes, it is generally recommended to use memory modules of matching type and capacity for optimal performance and stability. Mixing modules can limit speed, affect compatibility, or cause non-optimal memory addressing. Refer to Cisco documentation for your specific device model's guidelines.
  • Q: Is this a hot-swappable upgrade?
    A: No. Memory upgrades require powering down the device and disconnecting power sources. After installation, power the device back on and verify the memory is recognized by the system.
  • Q: Will this upgrade improve other Cisco features like IOS performance or security?
    A: Yes. Additional memory provides headroom for more features and services, which can translate to improved performance for routing, VPNs, security features, and policy-based tasks. The extent of improvement depends on your workload and configuration.
  • Q: How do I verify that the memory upgrade was successful?
    A: After installation and boot, access the device management interface and check the system information or memory status page. You should see the updated total memory (512 MB in this case) reflected in the device’s memory section and no memory-related error messages in system logs.
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SKU: 1504297873

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