Resiliency protocols – Rockwell Automation Ethernet Design Considerations Reference Manual User Manual

Page 47

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Rockwell Automation Publication ENET-RM002C-EN-P - May 2013

47

Ethernet Infrastructure Features

Chapter 3

Resiliency Protocols

Spanning Tree Protocol (STP), Rapid STP (RSTP), Multiple Instance
STP (MSTP)

Stratix 8000 and Stratix 8300–MSTP default

Rapid Per VLAN Spanning Tree Plus (rPVST+); Cisco Technology

Resilient Ethernet Protocol (REP); Cisco Technology

EtherChannel Link Aggregation Control Protocol (LACP); IEEE

Flex Links; Cisco Technology

Device-level ring; topology option

Resiliency Protocol

Mixed Vendor

Ring

Redundant Star

Network Convergence
> 250 ms

Network Convergence
> 70 ms

Network Convergence
> 1 ms

STP

X

X

X

RSTP

X

X

X

MSTP

X

X

X

X

PVST+

X

X

X

REP

X

X

EtherChannel

X

X

X

Flex Links

X

X

X

DLR

X

X

X

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