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Documentation template: VLAN and network design

Form for keeping track of VLAN ports and routing

§1. VLAN overview

VLAN IDNamePurposeSubnet
10OfficeCommon workstations10.0.10.0/24
20ServerInternal servers10.0.20.0/24
30GuestInternet access, nothing internal10.0.30.0/24
40SteeringAdministration of network equipment10.0.40.0/24

§2. Doors and trunks

  • 01Note for each switch port whether it is an access or trunk port
  • 02For access ports: which VLAN does the port belong to and which device is there
  • 03For trunk ports: which VLANs are allowed and what is the native VLAN
  • 04Mark unused ports as closed/deactivated until they are put to use

§3. Routing between VLAN

  • 01Describe where inter-VLAN routing occurs (router-on-a-stick or layer 3 switch)
  • 02List which VLANs are allowed to reach each other and which are blocked
  • 03Document any access control lists (ACLs) that control traffic between VLANs
  • 04Note the IP address on the routing equipment's interface for each VLAN