Default Setting Feature Rapid PVST+ ( PVST+ and MS disabled.) Spanning-tree mode 32768 Device priority 128 Spanning-tree port priority (configurable on a per-interface basis) Spanning-tree port cost (configurable on a per-interface basis) 10 Mbps: 2000000 100 Mbps: 200000 1 Gbps: 20000 10 Gbps: 2000 40 Gbps: 500 100 Gbps: 200 1 Tbps: 20 10 Tbps: 2 128 Spanning-tree VLAN port priority (configurable on a per-VLAN basis) Spanning-tree VLAN port cost (configurable on a per-VLAN basis) 10 Mbps: 2000000 100 Mbps: 200000 1 Gbps: 20000 10 Gbps: 2000 40 Gbps: 500 100 Gbps: 200 1 Tbps: 20 10 Tbps: 2 Spanning-tree timers Hello time: 2 seconds Forward-delay time: 15 seconds Maximum-aging time:
20 secon Transmit hold count: 6 BPDUs How to Configure Spanning Tree Protocol The following sections provide information about configuring spanning tree protocol: Configuring Spanning Tree Protocol How to Configure Spanning Tree Protocol Configuring Spanning Tree Protocol 11