802.1q overview | CCNA#
https://geek-university.com/ccna/802-1q-overview802.1q is a VLAN tagging protocols developed by IEEE (Institute of Electrical and Electronics Engineers).Since it is an open standard, it can be used between switches from different vendors, so if you’re trunking between a Cisco switch and a different brand of switch, you’ve can use 802.1q for the trunk to work.
IEEE 802.1Q - Wikipedia
https://en.wikipedia.org/wiki/IEEE_802.1QIEEE 802.1Q, often referred to as Dot1q, is the networking standard that supports virtual LANs (VLANs) on an IEEE 802.3 Ethernet network. The standard defines a system of VLAN tagging for Ethernet frames and the accompanying procedures to be used by bridges and switches in handling such
IEEE 802.1Q - Wikipedia
en.wikipedia.org › wiki › IEEE_802IEEE 802.1Q, often referred to as Dot1q, is the networking standard that supports virtual LANs (VLANs) on an IEEE 802.3 Ethernet network. The standard defines a system of VLAN tagging for Ethernet frames and the accompanying procedures to be used by bridges and switches in handling such frames.