Cisco Systems 8220 User Manual
2-11
Cisco MGX 8220 Installation and Configuration
Release 5.0, Part Number 78-6430-03 Rev. D0, November 2003
Chapter
Core Module Overview
Figure 2-10 Cisco MGX 8220 Top Level Block Diagram
Line Module
Line Module
Line Module
Line Module
Service
Redundancy
Module
Broadband
Network
Module
Service
Module
Module
Service
Module
Module
Cell Bus
Service
Interfaces
Service
Interfaces
Up to 10 Service Modules
Redundant
Cell Bus
Cell Bus
Optional
Redundant
SRM
Optional
Redundant
ASC
Optional
Redundant
BNM
T1 or E1
Clock Input
Clock Input
Alarm Interface
Fan Monitor Interface
T3, E3 or SONET
ATM line to BPX
network
ATM line to BPX
network
RS-232 Maintenance Port
RS-232 Control Port
Ethernet Port
BERT Bus
Local Bus
S6178
MGX 8220
Shelf
Controller