Siemens ULAF+ STU¶

The Siemens ULAF+ STU (Short instruction Termination Unit) is a modular customer premises equipment for transmitting TDM based 2 Mbit/s signals via a single copper pair using SHDSL (G.991.2).

The STU can be equipped with a number of different plug-in modules, including

• G.703 RJ45
• G.703 BNC
• G.703 1.6/5.6
• G.703 Sub-D
• 10BaseT Ethernet
• X.21
• V.35 (M34 connector)
• V.35; Sub-D25
• V.36
• Alarm/Clock

Hardware¶

X.21 version¶

G.703 version¶