What is the size of Ethernet header?

Related questions

1. What is the header size of 802.1 Q?
2. What are VLAN tags?
3. What is tagged ports in VLAN?
4. Can two VLANs have the same IP address?
5. How many bytes is an Ethernet header?
6. What is VLAN ID range?
7. Is voice VLAN tagged or untagged?
8. What is the VLAN range?
9. What is VLAN mapping?
10. What is Preamble in Ethernet header?

Tags

1. #minimum
2. #later
3. #allow
4. #increased
5. #carries
6. #maximum
7. #tagging
8. #frame
9. #defined
10. #ethernet
11. #packet
12. #original
13. #bytes
14. #standard