Important Notice: Our web hosting provider recently started charging us for additional visits, which was unexpected. In response, we're seeking donations. Depending on the situation, we may explore different monetization options for our Community and Expert Contributors. It's crucial to provide more returns for their expertise and offer more Expert Validated Answers or AI Validated Answers. Learn more about our hosting issue here.

What is a Dual Flash Bank device?

April 26, 2017Bank device dual Flash

0

Posted

What is a Dual Flash Bank device?

1 Answer

0

Posted

A. The Flash card can be partitioned into two equal banks. Each bank is called a Flash partition. A Flash card that is not partitioned is Single Flash Bank (SFB) and the device is called an SFB device. A device that has its Flash card divided into two partitions is a Dual Flash Bank (DFB) device. When Flash is partitioned into two separate banks, they are named flash1 and flash2. Software image files have to be completely stored in a single partition, so the maximum size of a software image is limited by the total size of any Flash partition. On a Dual Flash Bank Run-from-Flash (DFB RFF) device, Software Management supports upgrading the flash partition that does not contain the running image. In other words, Software Management cannot upgrade the RFF partition on DFB devices. This is because the other partition, which can be upgraded directly, is the recommended partition for storing the new software image. The AS5200 device has two Flash cards, bootflash and flash. The flash is an RF