Tutorial - Cara Konfigurasi VLAN pada Cisco Packet Tracer (Untuk Pemula)

Summary

In this video tutorial, the presenter demonstrates how to configure VLANs using Cisco Packet Tracer. The process includes setting up devices such as switches and PCs, configuring IP addresses for each PC, and assigning them to specific VLANs (VLAN 10 for PCs 1 and 2, and VLAN 20 for PCs 3 and 4). The presenter explains how to assign VLANs to switch ports, test connectivity between PCs in the same VLAN, and troubleshoot communication issues between devices in different VLANs. The tutorial is aimed at helping viewers understand VLAN setup and basic network configuration in Cisco Packet Tracer.

Takeaways

• 😀 The video provides a tutorial on configuring VLANs using Cisco Packet Tracer.
• 😀 The tutorial demonstrates how to set up and configure a network simulation using Cisco devices.
• 😀 The Cisco Packet Tracer application is introduced as a tool for simulating networking scenarios.
• 😀 The video begins with the login process using a guest account in Cisco Packet Tracer.
• 😀 Devices like switches (model 2960) and PCs are added to the simulation for the configuration task.
• 😀 Two VLANs are created in the tutorial, named VLAN 10 and VLAN 20, to segregate network traffic.
• 😀 Configuration steps include assigning IP addresses to PCs and switches and connecting devices through Ethernet interfaces.
• 😀 The video explains how to use the command line interface (CLI) to configure the VLANs on the switch.
• 😀 The concept of network segmentation is highlighted, where devices in different VLANs cannot communicate unless they share the same segment.
• 😀 A series of tests (pinging between devices) are performed to verify the configuration and connectivity of the VLANs.

Q & A

What is Cisco Packet Tracer?

Cisco Packet Tracer is a network simulation tool used to design and simulate network topologies. It is often used for educational purposes to practice and learn networking concepts without needing physical hardware.

What is the first step in setting up a network simulation using Cisco Packet Tracer?

The first step is to open the Cisco Packet Tracer application and log in, either using a registered account or as a guest.

What devices were used in the tutorial to configure VLANs?

The tutorial used a 2960 Cisco switch and four PCs (PC1, PC2, PC3, and PC4) to configure VLANs.

How are IP addresses assigned to the PCs in the simulation?

IP addresses are manually configured on the PCs through the 'IP Configuration' menu under the 'Desktop' tab, where each PC is assigned a unique IP and subnet mask.

What are the IP addresses and subnet masks assigned to the PCs?

PC1: 10.10.10.1 with subnet mask 255.255.255.0; PC2: 10.10.10.2 with subnet mask 255.255.255.0; PC3: 192.168.1.1 with subnet mask 255.255.255.0; PC4: 192.168.1.2 with subnet mask 255.255.255.0.

What is the purpose of creating VLANs in the network simulation?

VLANs (Virtual Local Area Networks) are used to segment the network into separate broadcast domains, improving network performance and security by isolating traffic within each VLAN.

How do you create a VLAN on a Cisco switch using the CLI?

To create a VLAN, use the following commands in the CLI: 'enable' to access privileged mode, 'configure terminal' to enter global configuration mode, and then 'vlan <VLAN_ID>' to create the VLAN, followed by 'name <VLAN_Name>' to assign a name.

What commands are used to assign ports to VLANs?

To assign ports to a VLAN, you use the command 'interface range fa0/1 - 2' for a range of ports, then 'switchport mode access' and 'switchport access vlan <VLAN_ID>' to assign them to a specific VLAN.

Why do PCs in different VLANs fail to communicate with each other?

PCs in different VLANs fail to communicate with each other because VLANs create separate broadcast domains, and traffic is isolated between VLANs unless configured with routing to allow inter-VLAN communication.

What troubleshooting step was suggested when PCs in different VLANs couldn't communicate?

The troubleshooting step suggested was to ensure that PCs are correctly assigned to the right VLAN and to verify their IP configurations, ensuring they are in the correct subnets for communication.