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Showing posts from December, 2023

3850 switch

 Prepare USB disk: USB drive needs to be formatted as FAT (a.k.a FAT16). CMD on Windows PC: diskpart list disk select disk <INDEX OF USB DISK> clean create part primary size=4000 active Then format it to FAT in Windows explorer or Disk Management. only first 4G are formatted and usable for the device . Install vs. Bundle Mode Install Mode  out-of-the-box recommended, more features and fewer resources Switch# software expand file flash: cat3k_caa-universalk9.SPA.03.02.02.SE.150-1.EX2.bin to flash: Once this completes, you will have all the needed files in flash. You can then change the boot statement to boot to packages.conf Switch# Config t Switch(config)# no boot system Switch(config): boot system switch all flash:packages.conf   (do not modify this file, unless necessary) Switch# write memory The provisioning file contains a list of software packages to boot, mount, and run. The ISO file system in each installed package is mounted to the root file system directly from flash. NO

IronPort ESA Notes

 Issue: ESA lost power, when it is back online after power restored, status shows:  Paused on services: antispam Solution: CLI: antispamupdate ironport force antivirusupdate force check status: antispamstatus