Chapter 6. Utility Menu6-4 TDU 120e User Manual 61202156L2-1To Set the Unit IdentificationIn the U NIT ID menu under the UTIL menu, enter any val-ue between 2 and 999. The number 1 is reserved for thePC.Pressing Enter records the Unit ID number and establish-es its availability for operation by remote control. Theunit proceeds to the SET CONTROL PORT prompt.No Unit ID DesiredWithout entering any numbers at the Unit ID prompt,press Enter. Pressing Enter with no Unit ID recorded es-tablishes the unit as not able to be operated by remotecontrol.Software RevisionThis menu provides access to the display of the currentsoftware revision level loaded into the base unit control-ler. This information is required when requesting assis-tance from ADTRAN Technical Support or when updatesare needed. Press Escape to exit.Port UtilityThis menu provides access to the display of the currentsoftware information for each port installed in the unit.This information is required when requesting assistancefrom ADTRAN Technical Support or when updates areneeded.MAC AddressDisplays the Ethernet Mac address for the 10BaseT port.