
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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