The switch offers two Gigabit copper or optical interfaces for connection to a core switch.

该交换机提供了用于连接到核心交换机的两个千兆铜缆或光纤接口。

youdao

Besides speed, the core switch, which is said to collapse optical and high-performance multiprotocol switching, is being positioned as a better way for companies to manage peak demand, as well as the different types of mobile, video, and landline traffic that must be managed efficiently.

FORBES: Juniper Announces New Switch