how to find vlan id

Introduction to VLAN ID Range – Exclusive Explanation (Updated 2025)

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Cisco Catalyst switches support a VLAN ID Range from 1 to 4094, divided into normal (1-1005) and extended (1006-4094) ranges. The normal range suits small to enterprise networks, with VLANs 1002-1005 reserved for Token Ring and FDDI, and cannot be removed. Extended ranges, stored in the running-config, support service providers but offer fewer features and… Read more

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Master Virtual Local Area Networks (VLANs)- Defeat Traffic Issues Effectively! 2025 Guide

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Separation of the large broadcast domain into smaller ones improves network performance. By design, routers block broadcast traffic. But routers usually have a limited number of LAN interfaces. A router’s main role is to move data between different networks. Virtual Local Area Networks (VLANs) enhance network performance by segmenting large broadcast domains into smaller, manageable

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