Hardware architectural overview – Alcatel Carrier Internetworking Solutions 6648 User Manual
Page 368
OS6624/6648 Architecture
page -44
OmniSwitch Troubleshooting Guide
September 2005
Hardware Architectural Overview
OS6600 uses off the shelf Intel ASIC. Intel IXE2424 Switching ASIC is used to implement the required
functionality.
The key features of Intel IXE2424 are:
•
Provides 24 10/100 FE ports and 4 GE ports.
•
L2 and L3 switching
•
Integrated FE and GE Macs
•
L2/L3/L4 Prioritization16K MAC, 16K IP, 8K IPX, 4K VLAN Tables, IEEE 802.1s
•
Multiple Spanning Tree IEEE 802.1v VLAN Classification by Protocol
Packet
Data
Path
Switching/Routi
ng Engine
Queuing
Engine
CPU
Interface
4 X
Gigabit
MACs
24
10/100
MACs
4 MB
Packet
Storage
External SSRAM for
Address Tables
10/100
PHYs
Gig
PHYs
Intel ASIC IXE 2424 Block Diagram
PCI Complaint CPU
Interface