If you are planning a flash upgrade for your 205s, follow this checklist to avoid bricking the devices:
show version show ap inventory all show ap debug system-status aruba 205 firmware
For hospitality or education deployments (common for AP-205H wall-plate models), firmware updates fixed many mDNS flooding issues. If your Apple devices or Chromecasts are not discovering correctly, the firmware version is almost certainly to blame. If you are planning a flash upgrade for
Built-in reputation services in some versions can block known malicious URLs and files. Software Version Limits & Compatibility Software Version Limits & Compatibility The Aruba 205
The Aruba 205 Series (AP-205 and IAP-205) is a legacy dual-radio 802.11ac access point designed for medium-density environments. For current users, the most critical aspect of a firmware review is its status, as this device has largely reached its software limit. Firmware Performance & Key Features