In the package 128-BFQFP, the ICs is enclosed.This module is included in a package named Tube.The mounting method is Surface Mount.10/100 Integrated Switch is the type of the integrated circuit system.Search the KS8993 family for similar integrated circuit systems.This ICs should be applied to Port Switch/Network Interface.Having been packaged by 128-PQFP (14x20), the ICs complete appears to be in good condition.