User Manual

ArchitectureNortel Networks Confidential 3–33
S8000/S8002/S8006 BTS Reference Manual
SPU
AMNU
BSC
O&M
Communication
function (RSL):
– routing
– concentration
Level 1 radio access
Level 1 radio
Level 2 radio management
Radio
resources
management
Radio
measurements
management
Operations &
Maintenance
functions (O&M)
Level 3 radio
Level 1 wires
Level 2 wires
Figure 3–10 AMNU functions