To configure the 5 GHz Radio, Click Quick Start> 5 GHz Radio
Link type is a mode of selecting a wireless connection between AP and SU radios. A Link type here can be a PTP/ PTMP. Few mandatory parameters are customized in AP than in SU.
Outdoor Base / Outdoor Subscriber
If the Radio Mode is Outdoor Base, it is considered as AP.
If the Radio Mode is Outdoor Subscriber, is selected then it is a SU.
Service Set Identifier (SSID)
SSID is simply the technical term for a network name. The SSID is a string with 32 characters, supports configuration of alpha-numeric and special characters. An SSID is publicly visible. Within those rules, the SSID can be anything for quick identification of the network.
Country: US 5 GHz
Band1: 5160 - 5240 MHz
Band2: 5735- 5840 MHz
Operational Mode: 11AC