Technical Product Manual - DCT1900
System Description, System Overview
2-4
System-DCT1900/R8/mw
© 2000-2005
Fig. 2-2 System Overview DCT1900 Mobility Environment
PBX/CO
PBX/CO
RE
RE
RE
CSM
CSM
CSM
BS
BS
BS
BS
BS
P
T
P
T
P
T
P
T
P
T
Sw.
Bd
Swt.
Bd
Programming
PWT air interface
Area A
Area B
Inter system handover & roaming
T1/E1
CCS
Inter system handover & roaming
Server
T1/E1
CCS
Area C
Site A
Site B (remote)
Server