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  1. spanning tree - RSTP / MSTP use cases and best practices

    Feb 15, 2022 · Three MSTP instances (one for each of the rings: A, B and C) - VLANs 2/22 mapped to each instance. First question here - should MSTP instances map different VLAN …

  2. Multiple spanning tree terminology (CST/IST/CIST) and exact …

    Mar 16, 2016 · All of the other spanning tree instance information is contained in MSTP records (M-records), which are encapsulated within MST BPDUs. Because the MST BPDU carries …

  3. MSTP and Rapid-PVST+ - Network Engineering Stack Exchange

    Mar 14, 2019 · The best way (IMHO) is using Layer3 communication (routing, not switching) between two networks origins from two different organization and built with different vendors. …

  4. Maximum switch using RSTP or MSTP - Network Engineering …

    Jul 16, 2024 · RSTP and MSTP can support up to 40 switches It's not about the number of switches but about the diameter, the maximum number of hops between any two nodes. You …

  5. spanning tree - MSTP with different VLANs blocking port

    In MSTP you make spanning trees and run VLANs on them. MSTP frames do not care about port VLAN assignments, and so neither do the resulting spanning trees. The first thing you need to …

  6. Using MSTP with RSTP - Network Engineering Stack Exchange

    One of the important concepts in MSTP is the MSTP region, which is a set of directly connected MSTP switches with the same configuration (digest). MSTP rules apply only to the region and …

  7. spanning tree - MSTP Path Selection Issue in Ring Topology …

    May 13, 2025 · I'm currently setting up a prototype ring (or small mesh) network using MSTP, and I'm running into an issue with path selection. The network consists of three switches: Switch N: …

  8. How fast can STP, RSTP, and MSTP find a new route?

    Oct 20, 2016 · If I have two switches connected redundantly and both are capable of using STP, RSTP, or MSTP, how quickly can an alternate route be detected and normal communication …

  9. MST Spanning Tree BPDU`s - Network Engineering Stack Exchange

    Jun 22, 2015 · The short answer is that MSTP actually uses a special instance in addition to the user defined ones to handle all MSTP control traffic, called the Internal Spanning Tree …

  10. RSTP Vs STP Vs MSTP - Network Engineering Stack Exchange

    Oct 14, 2016 · RSTP Vs STP Vs MSTP Ask Question Asked 9 years, 1 month ago Modified 8 years, 8 months ago