sentences:  The LLTD protocol operates over both wired (such as Ethernet (IEEE 802.3) or power line communication) as well as wireless networks (such as IEEE 802.11).LLTD is included in Windows Vista and Windows 7.It is used by their "Network Map" feature to display a graphical representation of the local area network (LAN) or wireless LAN (WLAN), to which the computer is connected.