network loop prevention

How to Configure Spanning-Tree Mode – Rapid PVST+

The default configuration of the spanning-tree protocol (STP) on a Catalyst 2960 Series switch is PVST+. A Catalyst 2960 series switches support PVST+, Rapid PVST+, and MST, but only one version can be active for all VLANs. Rapid PVST+ is the Cisco execution of RSTP supporting RSTP on a per-VLAN basis. We can control the… Read more

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How to Configure Spanning-Tree Bridge ID – Briefly Explained

By Asad Ijaz

When configuring a specific switch as a Root Bridge, the bridge ID priority value must be adjusted to be lower than the bridge priority values of all the other switches on the network. There are two different methods for configuring the bridge priority value on a Cisco Catalyst switch. Method 1 To ensure the switch

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