Nonstop Bridging System Requirements
This topic contains the following sections:
Platform Support
Nonstop bridging is supported on MX Series Ethernet Services Routers. Your system must be running Junos OS Release 8.4 or later.
 | Note: All Routing Engines configured for nonstop bridging must be running the same Junos OS Release. |
Protocol Support
Nonstop bridging is supported for the following Layer 2 control protocols:
- Spanning Tree Protocol (STP)
- Rapid Spanning Tree Protocol (RSTP)
- Multiple Spanning Tree Protocol (MSTP)
