Reference Guide
RSTP conguration
Only RSTP mode is supported on VLT ports. Before you congure VLT on peer switches, congure RSTP in the network. RSTP prevents
loops during the VLT startup phase.
• Enable RSTP on each peer node in CONFIGURATION mode.
spanning-tree mode rstp
• Save the conguration.
commit
Congure RSTP — peer 1
OS10(config)# spanning-tree mode rstp
Congure RSTP — peer 2
OS10(config)# spanning-tree mode rstp
View VLT-specic STP information
OS10# show spanning-tree virtual-interface
VFP(VirtualFabricPort) of RSTP 1 is Designated Forwarding
Edge port: No (default)
Link type: point-to-point (auto)
Boundary: No, Bpdu-filter: Disable, Bpdu-Guard: Disable, Shutdown-on-Bpdu-Guard-violation: No
Root-Guard: Disable, Loop-Guard: Disable
Bpdus (MRecords) Sent: 11, Received: 7
Interface Designated
Name PortID Prio Cost Sts Cost Bridge
ID PortID
------------------------------------------------------------------------------------------------
-------------------
VFP(VirtualFabricPort) 0.1 0 1 FWD 0 32768
0078.7614.6062 0.1
View STP virtual interface detail
OS10# show spanning-tree virtual-interface detail
Port 1 (VFP(VirtualFabricPort)) of RSTP 1 is designated Forwarding
Port path cost 1, Port priority 0, Port Identifier 0.1
Designated root priority: 32768, address: 00:78:76:14:60:62
Designated bridge priority: 32768, address: 00:78:76:14:60:62
Designated port ID: 0.1, designated path cost: 0
Number of transitions to forwarding state: 1
Edge port: No (default)
498
Virtual link trunking