Technical Specifications：It is a single – slot VIM, and the specific port configuration depends on the type of VIM module installed. For example, it can support 4 – port 10Gb or 25Gb modules.
Function Features：Offers flexible uplink options, enabling high – speed connection to other switches or devices. Supports hot – swappable, and has MACsec support for secure link encryption.
Application Scenarios：Used in enterprise networks to expand the uplink bandwidth of 5520 series switches, suitable for edge and aggregation layer applications.
