The M8000R-Sup Supervisor Module - Avaya 580 User Manual

Chapter 1

The M8000R-SUP Supervisor Module

Functions
Hardware Features
1-8
3. Modules 11 and 12 remain turned off.
4. Module 13 is turned on.
5. Modules 14 through 17 remain turned off because all available power
is now consumed.
The M8000R-SUP supervisor module is responsible for learning addresses
and managing the address cache, as well as protocol management and
switch management.
The supervisor module is part of the path that some packets take through the
system.
Figure 1-2 illustrates a conceptual diagram of the supervisor module's
functions.
Figure 1-2. Layer 3 Supervisor Conceptual Operation
Wirespeed Routing
High- in Hardware
Speed
Software-based
Access
Routing
To /
High-speed
From
CPU
Switch
Fabric
Routing Table and
Cache Management
Multilayer Supervisor Conceptual Diagram
Hardware features of the M8000R-SUP supervisor module are:
PowerPC 750 (RISC) processor
Memory: 4 MB Flash, 256 MB DRAM, 128 KB NVRAM, 512 KB
cache
Multiple memory configurations (see
User Guide for the Avaya P580 and P882 Multiservice Switches, v6.1
Manage-
ment
Inter-
System
faces
management
Table 1-1)