User Manual

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Software descrIptionNortel Networks Confidential 4–7

S8000/S8002/S8006 BTS Reference Manual

Ethernet

L3–RSL

L3–O&M–

AMNU

LAPDm

SPU

RX

L

A

P

D

BDT

L3–PCMI

L3–DSC

LAPD

ROT

L3–SYN

L3–ALCO

GTW

TIL

DRX (*)

BCF

BSC

L1–

O&M

L1–

ALCO

L2–O&M

L3–O&M–

CSWM

L1–O&M

N3–TX

L3–

O&M

L1–

O&M

L1–

BDT

Nota : (*) DRX ou e–DRX.

L3–TIL

Radio

signal

input

Radio

signal

output

PA

control

Alarms

FH

bus

Internal PCMs

External

PCMs

Figure 4–1 Software functions (with BCF)