Siemens HiPath 3000 - Prealarm and Technical Warning Handling

Boards for HiPath 3000
P31003-H3550-S403-4-7620, 02/05
3-90 HiPath 3000 V5.0, HiPath 5000 V5.0, Service Manual
boards.fm
Peripheral Boards
3.3.2 DIUN2
Introduction
The DIUN2 (Digital Interface Unit ISDN) provides 2 x 30 B channels (voice channels) for HiPath
3800. These are used
● for the S
2M
trunk connection (via NT).
● for S
2M
networking via S
2M
lines.
>
In HiPath 3000/5000 V5.0 and later, the B channels in the DIUN2 board are subject
to license. Information on licensing can be found in Chapter 8.