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- A quick summarized view to Private VLAN (PVLAN)
To begin with PVLAN, let’s look at the concept of VLAN as a broadcast domain In general VLAN is a concept of segregating a physical network, so that separate broadcast domains can be created Private VLANs (PVANs) will split the primary VLAN domain [also a segregated network] into multiple isolated broadcast sub-domains
- What is the purpose of native VLAN on a trunk link?
By further reading more about VLAN hopping, I get their idea of putting VLAN1 as untagged traffic (aka native VLAN) on the trunk link, so if we put other access ports (non-trunk) in the same VLAN1, a hacker can exploit it by inserting a tag and send data to any VLAN
- vlan 0, 1, and 4095 are reserved: what are they reserved for?
Wikipedia agrees that vlans 0 and 4095 are reserved This article says that Cisco reserves vlan 1 (in addition to vlans 0 and 4095) But I am having trouble finding good information on what are these vlans reserved for? and or why they are reserved? Please include good authoritative sources please or references to the spec
- Management Traffic and native vlan - Cisco Learning Network
Every vlan you assign to a port (access or trunk) must exist in order to assign it That may vary if you are using VTP in your network and that device is in transparent mode
- Why and how are Ethernet Vlans tagged?
I hear about VLAN tagging, but I don’t quite understand the concept I know a trunk cannot accept untagged packets without configuring a native VLAN, and that access ports only accept untagged pa
- VLAN Pruning - Cisco Learning Network
The VLAN would have to be manually added back to the trunk So the differences are really the difference between automation and manual granular control
- Understanding VLAN tagging and untagging of ports
Understanding VLAN tagging and untagging of ports Ask Question Asked 9 years, 7 months ago Modified 9 years, 7 months ago
- Whats the difference between VOICE VLAN and ACCESS VLAN
Can someone please tell me the difference in Layman's termsfor these 2 configurations? interface FastEthernet0 1 description PHONES switchport mode access **switchport voice vlan 51** spanning
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