Supermicro Gigabit Ethernet Pass-through Module SBM-GEP-T20 - blade server I/O module

The TwinBlade 1-Gigabit Ethernet Pass-through Module is a non-configurable pass- through module that includes twenty 1-Gb/s external uplink (RJ45) ports and twenty internal 1-Gb/s downlink ports for the TwinBlade's LAN interfaces. This module also has an internal I2C path to the CMM for viewing module temperature and voltage.