The NOKIA ALCATEL 3HE00564AA SXP3101LX-A8 is a switch module manufactured in Japan by Nokia. It is designed for use with Nokia and Alcatel-Lucent devices, offering compatibility and seamless integration. This unit is a single piece, making it easy to install and set up within a network environment. With the reputable Nokia brand behind it, this switch module ensures quality and reliability for enterprise networking needs.