Category Archives: Routing

VLAN ID Ranges Explained.

What is VLAN ID Ranges? A VLAN (Virtual Local Area Network) ID Range refers to the set of numerical identifiers that can be assigned to VLANs within a network. These identifiers are significant for network segmentation, management, and security. Considerations Definition and Purpose: VLAN is a method to create multiple distinct broadcast domains in a Layer 2 network.… Read More »

VLAN Switchport Membership Modes Explained with Examples.

What is VLAN Switchport Membership Modes? VLAN (Virtual Local Area Network) switchport membership modes are network switch configurations that determine how a port on a switch behaves in relation to VLAN traffic. Understanding these modes is significant for network design and security. Here are the primary VLAN switchport membership modes: Access Mode: In access mode, a switchport can… Read More »

VLAN Trunking Protocol – VTP Explained with Examples.

What is VLAN Trunking Protocol (VTP)? VLAN Trunking Protocol (VTP) is a Cisco proprietary protocol used in network management. It simplifies the administration of VLANs, which is especially useful in large networks with numerous switches. Here’s an overview of its key aspects: Purpose and Functionality: Centralized VLAN Management: VTP allows network administrators to manage all VLANs from a… Read More »

VLSM Explained with Examples

What is a Variable Length Subnet Mask (VLSM)? Variable Length Subnet Masking (VLSM) is a technique that enables network administrators to partition an IP address space into subnets of varying sizes, as opposed to traditional same-size Subnetting. Variable Length Subnet Mask (VLSM) in a way, means subnetting a subnet. To simplify further, VLSM is the breaking down of… Read More »