Polycom DOC2238A 사용자 설명서
MGC+ Hardware and Installation Manual
4-25
IP+ Network Interface Module Architecture
The IP+ Network Interface Modules have the same general card structure as
other MGC+ modules: Card-Manager, TDM interface, and the functional
units.
other MGC+ modules: Card-Manager, TDM interface, and the functional
units.
Figure 4-13 shows the architecture for the IP+ Network Interface Modules.
Figure 4-13: IP and IP+ Network Interface Module architecture
The IP+ module is accompanied with an IP LAN-I/O card. The LAN Ethernet
10/100BaseT is connected via the I/O card at the back of the MCU.
10/100BaseT is connected via the I/O card at the back of the MCU.
TDM Interface
Stack Controller
RTP
FPGA
System
controller
CPU
UART
Memory
Memory
FLASH
LEDs
System
controller
CPU
UART
FLASH
LEDs
HDLC Interface
Card
Manager
Memory
10/100
LAN Controller
Watch
Dog
Front Panel
LEDs
PCI Backbone
x3
I/O