Lab 4 1: Small Enterprise - ItsMmmike/NET-330_Tech-Journal GitHub Wiki

Small Enterprise Lab

Purpose:

In this lab, I worked together with a group to learn how to configure VLANs, Trunking, and Routing on a small enterprise network environment consisting of a Multilayer Switch, two Edge Switches, and two Client/End Devices.

Materials:

  • x3 Cisco Switches (3750)
  • x3 Power Cables
  • x4 Ethernet Cables
  • x1 Serial Cable (USB-A to RJ45)
  • x2 Workstation Clients (with Kali installed)

Objective:

For this Assignment, our group was responsible for configuring the "Yonder" Distribution Area Network. The completed setup should look and function similar to the diagram below:

image

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Working Notes/Documentation:

Info on how to remote to a Cisco Console can be found --> Here

Resetting a Cisco Switch's Configuration:

  • In EXEC mode, run the following commands to reset the current switch configuration back to defaults
    • #write erase
    • #reload

Configuring a Cisco Switch/Router's Hostname:

  • #hostname <new-hostname-here>

Configure VLANs:

  • #vlan <vlan-number>
  • (vlan)#name <vlan-name>

Enable Routing:

  • #ip routing

Note: This command only works on a Cisco L3 Switch or Router

Setting an IP for a VLAN interface:

  • (config)#int vlan <vlan-number>
  • (config-if)# ip address <IP-Here> <Subnet-Mask-Here>

Note: This can only be done on Cisco L3 Switch or Router

Configuring Trunk Ports (with VLANs)

  • (config)#int <interface-name>
  • (config-if)#switchport mode trunk --> (This configures the port for trunking traffic)
  • (config-if)#switchport trunk encapsulation dot1q --> (This enables the trunk port to send/recieve VLAN traffic)

Save Current Running Config to NVRAM

  • #copy run start

Additional Troubleshooting Notes:

** Make sure to use switchport mode trunk to enable your trunk ports on a Cisco Switch, otherwise VLAN networking will not work between either switches.

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