How do virtual port channels (vPCs) in Cisco environments handle BPDU exchange for loop prevention? What are the peer-link and peer-keepalive mechanisms in vPC and how do they relate to BPDU processing?

Aug 10, 2021 ... The MR access points don't participate in STP, and so don't sent any BPDUs. You should be able to configure BPDU Guard on any switch ports ... Aug 22, 2023 ... BPDU Guard is a feature that defends the Layer 2 Spanning-Tree Protocol (STP) topology against BPDU-related threats and is designed to protect ... Jun 23, 2008 ... Wait until Test Station 1 has received a TCN BPDU. 17. Transmit a Configuration BPDU containing a BPDU Flags Field of 0xFF from Test Station 1. STP and RSTP have features that help the network work better and more securely, such as Portfast, BPDU Guard, and Root Guard. Feb 10, 2025 ... A virtual machine sending Bridge Protocol Data Unit (BPDU) frames, for example, a VPN client, causes some virtual machines connected to the ... ... BPDUs to announce new information. In the absence of any. new information, bridges still send a BPDU every HelloTime. as a heartbeat. Heartbeat BPDUs are ... Jul 20, 2014 ... I think this is an issue with BPDU processing via pseudo-wires. So, help me how can I pass the BPDUs across VPLS cloud. Your help will be highly appreciated! Jan 29, 2019 ... Datagram units responsible for building loop-free spanning tree by electing root bridges and blocking redundant ports. Upvote 2. Downvote Reply ... Apr 6, 2023 ... All spanning-tree protocols use a special type of frame called bridge protocol data units (BPDUs) to communicate with each other. Other devices ... Oct 3, 2008 ... Re: Starved BPDU's. I noticed from your output that the topology change counter seems very high, around 90000. Since your edge ports should not ...