3Com 3C6090 - NETBuilder II Dual Processor Engine Router User Manual - Eatures

3

F

EATURES

AND

 S

PECIFICATIONS

This chapter describes the features and specifications of the DPE module.

Features

Table 3-1 summarizes the DPE module features.

Table 3-1   DPE Module Features

Feature

Summary

AMD 29040 RISC main 

processor

Handles network interfaces and network protocol 

processing for supported media and protocols and 

manages data down to the packet level.

DPE 40

50 Mhz

DPE plus

62.5 MHz

Memory

DPE 40

32 MB (upgradeable to 64 MB) of instruction and data 

memory and 8 MB of shared (packet) memory provides 

optimal performance compared with single memory-based 

systems. See Appendix A for upgrade instructions.

DPE plus

64 MB of instruction and data memory and 16 MB of 

shared (packet) memory provides optimal performance 

compared with single memory-based systems. 

Two flash memory drives

PC flash memory provides non-volatile, non-rotating, 

high-capacity base media for software.

Flash PROM

Allows update of firmware without swapping PROMs.

Real-time clock

Allows stamping of date and time for error logs regardless 

of the state of the network.

Analog-to-digital converter

Allows voltage and temperature monitoring of the DPE 

module.