IEEE 802.1Q – VLAN Tagging and Trunking in Networking
IEEE 802.1Q is the networking standard that defines VLAN (Virtual Local Area Network) tagging on Ethernet frames. VLANs allow network administrators to segment a physical network into …
VLAN1 and VLAN Hopping Attack - Cisco Learning Network
The target machine would receive and process the frame, and that would make the VLAN Hopping Attack successful. Let’s take an example assuming an attacker is connected to switch …
Best Practices for Inter-VLAN Routing in CISCO
Best Practices for Inter-VLAN Routing in CISCO Virtual Local Area Network (VLAN) helps break a large network into smaller, manageable parts, improving security and efficiency. However, …
What is the Native VLAN used for? - Cisco Learning Network
On an 802.1q trunk, there is one VLAN that can be untagged. This is called the native VLAN. The switches on both sides of the trunk understand that any frames that are not tagged with a …
A quick summarized view to Private VLAN (PVLAN)
Feb 13, 2020 · Introduction: This document is anticipated for understanding Private Virtual LAN (PVLAN) concept; how VLAN is sub-divided into isolated sub-domains and the communication …
Still do not get what "Native VLAN" is - Cisco Learning Network
From my understanding is that, Native Vlan is use for security purpose such packet filtering as well as management purpose. Native VLAN should be set to a different VLAN other than the …
Different types VLAN - Cisco Learning Network
Feb 26, 2024 · Dynamic VLAN - LIke MAC-based, dynamic VLANs do not have a specific VLAN ID range assigned. Instead, VLAN membership is dynamically assigned by a VMPS (VLAN …
Fundamentals of VLAN's - Router on a stick - Cisco Learning …
The VLAN tag of the frame is removed and it is ejected towards the switch, Because the interface from which this frame will be "ejected" - FastEthernet 0/0.1 - is configured as a "dot1Q native" …
how to delete vlans on a switch - Cisco Learning Network
Hello everyone, I bought a switch to practice myself for CCNA R&S. The switch has about 20 vlan configured on it. Also it is on VTP client mode, So how can I delete those vlans and change …
Why and how are Ethernet Vlans tagged?
Jan 31, 2015 · In reality a VLAN tag is inserted in the Ethernet frame like this: The 802.1Q (dot1q, VLAN) tag contains a VLAN-ID and other things explained in the 802.1Q Standard. The first 16 …