Switching and VLANs
Calculated locally
VLAN Configuration Generator
Generate baseline VLAN configuration for Cisco and Junos including access and trunk assignments.
Learn before you deploy
Reference PacketToolbox learning content related to this workflow.
Tool input
Use the fields below and run the calculation or generation locally.
Results
Review output and validation notes before production use.
How it works
Set VLAN ID/name and interface lists to produce reusable switch configuration.
All processing runs in-browser with no external API dependency.
Practical example
Example: VLAN 20 USERS on access ports with trunk allowed list updates.
Related tools
Use these together for complete design and troubleshooting workflows.
- IPv4 Subnet Calculator for subnet boundary and wildcard checks.
- VLSM Planner for hierarchical IPv4 allocation.
- Route Summarization Calculator for clean route advertisement planning.
- Cisco ACL Builder for policy-generation workflows.