What is WMAN with example

WMAN is a wireless metropolitan area network that can cover a whole city. It is larger than WLAN (wireless local area network) and smaller than WWAN (wireless wide area network). WMAN is managed by any private organization or government agencies. Wireless MAN is accessed by only authorized users. It can cover a distance of 30 miles. WMAN can establish a network between different buildings or university campuses within [...]