Huawei LST7SFUEX100 - S12700E Switch fabric unit E( X1 ) Introduction The LST7SFUEX100 can be installed in: Slots 07 and 08 in S12700E-4 chassis. Slots 11 to 14 in S12700E-8 chassis. Appearance of the LST7SFUEX100 Functions The LST7SFUEX100 provides the data plane for the entire system. The data plane provides high-speed, non-blocking data channels for data switching between service modules. The LST7SFUEX100 consists of the following functional modules: Switching module: functions as the data plane and provides high-speed service channels for data switching. Local clock module: provides the working clock for the chips of the switching module, management module, and monitoring module on the LST7SFUEX100. Power supply module: provides power supply for the LST7SFUEX100. Functions of the LST7SFUEX100 Function Description Basic function Core of data switching in the S12700E-4 and S12700E-8 system. Memory 1 GB Flash 128 MB Redundancy backup N+1 hot standby LST7SFUEX100 cards in a chassis work in redundancy mode to improve system reliability. If one SFU fails, service traffic on this card will be switched to other SFUs to ensure uninterrupted services.
