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Cisco

Cisco MEM-CF-256U1GB | CompactFlash (CF) upgrade 256MB→1GB | ISR 1900/2900/3900 compatible | boot/flash storage

SKU:MEM-CF-256U1GB

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Description

Expand router flash from 256MB to 1GB for ISR 1900/2900/3900 platforms. This CompactFlash upgrade provides extra space for IOS images, logs, and configuration archives while keeping deployment costs low. Straightforward field replacement through the front CF slot streamlines maintenance.

Features

- 1GB flash capacity for moderate image and log growth
- Budget-friendly flash expansion for ISR deployments
- Tool-less front access simplifies field service
- Supports robust logging and crashinfo retention
- Enhances operational resilience with more storage headroom

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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FAQs

Technical Specifications

FAQs

Q: Which routers use this CF upgrade?
A: ISR G2 1900, 2900, and 3900 Series.

Q: Is hot-swap supported?
A: No. Plan a maintenance window; power-down is recommended.

Q: Will this change my router license level?
A: No. Flash capacity is independent of licensing.

Q: Do I need to reload my IOS after installation?
A: Yes, copy your IOS image and configs to the new CF or load from a backup source.

Q: Does it include any adapters or caddies?
A: No adapters are required; it installs directly into the CF slot.

Technical Specifications

- Capacity: 1GB (upgrade from 256MB)
- Media type: CompactFlash (CF)
- Compatibility: ISR 1900, 2900, 3900 Series (ISR G2)
- Use cases: IOS image storage, crashinfo/logs, configs
- Installation: Power down recommended; replace via front CF slot
- Form: CF card, router flash/boot media
- Package type: Upgrade (replaces existing 256MB CF)

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