Fundamentals of 802.1Q VLAN Tagging
How to configure tagged and untagged sub
tagged and untagged with same interface
Show which vlans are tagged / untagged on a single port
However, it is possible to share configuration across multiple Cisco switches using Dynamic Trunking Protocol DTP , which is a Cisco proprietary technology.
I need help in understanding VLAN's and how to separate voice and data traffic.