WebOct 27, 2024 · PortFast Configured On a Cisco Switch Port. Portfast is used to avoid the delay that happens in the spanning tree when connecting a new device to the network. When port fast is enabled on an interface the interface whenever it detects a protocol up the event, the port skips the listening and learning spanning tree states and goes straight to ... WebPortFast is usually configured on an edge port, which means the port should not receive any STP BPDUs. If the port receives any STP BPDU, it moves back to normal/regular mode and …
STP may cause temporary loss of network connectivity when a ... - VMware
WebMar 31, 2024 · Step 1: For resetting PortFast to default, use the following in the privileged mode of the system: set spantree portfast mod_num/port_num default. Step 2: To verify the PortFast setting, use the following command: 5. Working of Spanning Tree Protocol (STP) 6. Introduction of Spanning Tree Protocol (STP) WebThe switch disables spanning-tree portfast automatically on a trunk port, so there's not much danger in configuring it. However, you CAN use "spanning-tree portfast trunk" on a trunk port, which can be more dangerous. Spanning-tree portfast is designed to be used on edge ports that are connected to end hosts. small towns in california desert
Configuring Spanning Tree PortFast, BPDU Guard, BPDU Filter ... - Cisco
WebJul 1, 2013 · spanning-tree portfast edge. channel-group 200 mode on! interface GigabitEthernet8/10. switchport. switchport access vlan 81. switchport trunk encapsulation dot1q. switchport trunk allowed vlan 69,81,172,896. switchport mode trunk. switchport nonegotiate. spanning-tree portfast edge. channel-group 200 mode on WebPortFast (ポートファスト)とは、スパニングツリーのポート状態をブロッキングからフォワーディング状態に即座に移行させる機能です。. デフォルトのPortFastが無効な状態で … WebAug 10, 2011 · On B, deactivate the STP for all VLANs. On A, set the port towards B as an edge port and verify it using the show spanning-tree interface Fa0/x portfast command - it should report it as enabled. Then reactivate the STP on switch B and again verify the PortFast status on the switch A - it should report it as disabled. hignite and associates