Not all services associated with Apple TVs, Roku devices, or Chromecast devices will work on the Harvard wireless network.
These devices were designed to work in home network environments, and therefore do not fully function on a campus network environment.
Specifically, these devices do not work across IP subnets, and require multicast services that are unavailable on the campus network. Many universities are experiencing the same issue with these devices.
The Media Access Control (MAC) Address is also called the physical address of a network adapter.
Note that, on a computer with a wired and a wireless connection (such as most laptops and notebooks), there will be one MAC Address for the wired (Ethernet) connection and another for the wireless connection.
The following instructions will walk you through obtaining the MAC Address for either your wired or wireless network adapter. Your MAC address is unique to your computer and will always be in the following format, which may contain both the numbers 0 through 9 and the