The ideal mounting position for a typical Aruba indoor AP is horizontally, below a suspended ceiling. This positioning takes advantage of the AP's antenna radiation pattern and helps provide optimal wireless coverage and performance within the indoor environment.

A solid amber radio status LED on an Aruba Access Point (AP) typically indicates a power issue, specifically that not enough Power over Ethernet (PoE) is being provided from the switch to fully power all functionalities of the AP, including both of its radios. In environments where APs are powered via PoE, it is crucial to ensure that the switch supplying the power is capable of delivering sufficient power for the AP's requirements. If the AP does not receive enough power, it may disable certain features or radios to conserve energy, which is indicated by the solid amber LED. This situation is common in scenarios where the switch provides only 802.3af PoE rather than the more powerful 802.3at PoE+ needed by some high-performance APs to operate all features, including dual radios, at full capacity.

Layer 2 MAC authentication is a method of authenticating devices based on their MAC addresses without requiring any client-side configuration or credentials. The switch sends the MAC address of the device to an authentication server such as ClearPass or RADIUS, which checks if the MAC address is authorized to access the network. If yes, the switch grants access to the device based on the assigned role and policies. If no, the switch denies access or redirects the device to a captive portal for further authentication. Reference: https://www.arubanetworks.com/techdocs/ArubaOS_86_Web_Help/Content/arubaos-solutions/1-overview/mac-authentication.htm

For 'headless' devices that lack 802.1X support, Multi-Preshared Keys (mPSK) provide a more secure alternative to WPA2-Personal, which uses a single preshared key. mPSK allows for the assignment of unique PSKs to devices or groups of devices, which enhances security by not sharing a single PSK across multiple devices.

To troubleshoot an Aruba CX 6300F switch that is failing to boot correctly, you would typically use the USB-C console port. This port allows you to connect to the switch directly with a console cable and access the boot loader menu, where you can see the available OS images and the ServiceOS for recovery and troubleshooting purposes.