Nortel Networks Circuit Card - Manual (Page 396)

Page 396 of 906 NT6D80 MSDL card
553-3001-211 Standard 3.00 August 2005
Figure 84
MSDL functional block diagram
AML Loadware
CPU Bus
Boot Code
& Loader
Modules
MSDL Handler
System Interface Module
Physical Layer (Layer 1) Handler
P
S
O
S
+
Meridian Mail PRI Trunk PRI Trunk
System software
MSDL software modules
Application
Module Link
D-Channel
System
AML Handler
System
DCH Handler
DCH Loadware
Port 0 Port 1 Port 2 Port 3
Meridian Link
553-5433