About Linknewnet
Selling mid-to-high-end network products:Switch/Router/Firewall/Line Card and various accessories from mainstream brands such as Cisco, HUAWEI, H3C, Juniper, Brocade, HP, F5, FortiGate, A10 Networks, etc.
+86 18954776148
Contact us
contact us if there's a model not in our website, our sourcing team will spare no effort working on it with lowest price and best service.
+86 18954776148
3/F, Building B, 312 Jihua Road, Debaoli Industrial Zone, Bantian, Shenzhen, Longgang District, China
The flash memory used in Cisco devices is typically NAND-type flash memory, which is widely used to store operating systems, firmware, software images, and other data that needs to be kept for long periods of time. Its high density and relatively low cost make it suitable for storing large amounts of data and files.
Cisco devices have an advanced memory management system that efficiently allocates and releases memory resources. Firmware upgrades are also released regularly to provide new features, fix security vulnerabilities, and improve performance.
Cisco flash memory is also used to store the device's configuration files, and regularly backing up configuration files to flash memory ensures that they are quickly restored in the event of a device failure or upgrade.
In short, effective management of Cisco memory and flash storage is critical to the efficient operation of network devices and the security of data. Through continuous innovation and optimization, Cisco ensures that its devices deliver superior performance and reliability in a variety of network environments.
We offer a 3-month warranty on used Cisco memory and flash memory purchased from linknewnet. Upon receipt of your order, we will thoroughly test and maintain the equipment before shipping to ensure that you receive a brand new product and experience the best technical support available!
Yes. Every used Cisco unit is tested by our professional technical engineers before shipment, and testing instructions can be provided on request. Units are sold with a free 3-month warranty (extendable up to 1 year depending on the product - contact our sales team). Minor cosmetic scratches are normal on used equipment; confirm the details with our sales team before purchase.
DNA Essentials provides the base automation and software management foundation (including core Cisco DNA Center workflows), while DNA Advantage adds advanced capabilities such as SD-Access, TrustSec, and richer automation, analytics and telemetry. When buying a used Catalyst 9300 or 9500, check which DNA subscription is registered to the serial number - subscriptions are transferred through the Cisco Smart Account.
SNTC combines 24/7 TAC technical support, software updates and advance hardware replacement, available in service levels such as 8x5xNBD, 24x7x4 and 24x7x2. On used gear the contract follows the serial number - our sales team can help you verify contract eligibility before you buy.
No on both counts. Catalyst 9200 cannot be stacked with Catalyst 2960-X/XR (different CPU architecture and platform scaling), and Catalyst 9300 network modules are not compatible with Catalyst 9200 switches.
Yes - a free 3-month warranty is included on every unit, and extended warranty periods are available on request. Our support team is reachable via WhatsApp (+86 18954776148) or email (cs@linknewnet.com).














