Here is helpful, practical content regarding JL381A firmware (commonly associated with HPE Aruba Networking switches, such as the Aruba 3810M series).
This information is organized for network administrators who need to locate, verify, or update the firmware safely.
Do not update all switches simultaneously in a large network. Start with one switch, test for 48 hours, then roll out to others. jl381a firmware
Transfer the downloaded .swi file to the switch using TFTP, SFTP, or USB.
Example (TFTP):
copy tftp://<SERVER_IP>/ArubaOS-CX_10_09_1020.swi secondary
(Note: You can choose primary or secondary partitions. It is best practice to overwrite the partition currently not in use).
Q: How often is JL381A firmware released?
A: HPE/Aruba typically releases security patches quarterly and feature updates twice per year. Here is helpful, practical content regarding JL381A firmware
Q: Will updating the firmware erase my VLAN settings?
A: No. A standard firmware update preserves the configuration. However, a "factory reset" or firmware recovery will erase everything.
Q: Can I update the JL381A firmware via the USB console port?
A: Yes, but it requires XMODEM protocol and is slow (takes 30+ minutes). Only use this for recovery. (Note: You can choose primary or secondary partitions
Q: My JL381A shows "Image version: 1.0.0" – is that bad?
A: Yes, that is likely a very early release. Update immediately to fix known PoE stability issues.
Warning: Downgrading firmware to a major release older than the factory-installed version (e.g., moving from 10.09 to 10.06) may result in configuration incompatibility or feature loss. Always consult the Release Notes before performing a downgrade.