Ericsson RBS 2106 Hardware Reference Manual page 164

Radio Configurations
N/A = Not Applicable
1)
It is possible to mix cells with TMA and cells without TMA at the same site.
The following configurations are also possible:
6&&  [ 
6&&  [ 
6&&  [ 
6&&  [ 
6&&  [ 
6&&  [ 
66 (90)
This can be achieved as a subset of SCC 3 x 4. It
requires one CDU-G.
This can be achieved as a subset of SCC 3 x 4. It
requires two CDU-Gs.
This can be achieved as a subset of SCC 3 x 4. It
requires three CDU-Gs.
This can be achieved as a subset of either SCC 3 x 4 or
2 x 6. It requires one CDU-G.
This can be achieved as a subset of SCC 3 x 4 or 2 x 6.
This can be achieved as a subset of SCC 2 x 6. It
requires two CDU-Gs.
RBS 2106 and RBS 2206
EN/LZT 720 0318 Uen R1A