Articles
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Articles:
VLAN Security - Making the Most of VLANs
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Articles:
VTP Pruning
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Articles:
VTP Protocol - In-Depth Analysis
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Articles:
VTP Introduction & Modes
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Articles:
VLANs - Access & Trunk Links
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Articles:
Dynamic VLANs
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Articles:
Static VLANs
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Articles:
The VLAN Concept - Introduction to VLANs
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VLAN InterSwitch Link (ISL) Protocol Analysis
Deciding whether to use ISL or IEEE 802.1q to power your trunk links can be quite confusing if you cannot identify the advantages and disadvantages of e...
Static VLANs
VLANs are usually created by the network administrator, assigning each port of every switch to a VLAN. Depending on the network infrastructure and secur...
VLAN Tagging - Understanding VLANs Ethernet Frames
We mentioned that Trunk Links are designed to pass frames (packets) from all VLANs, allowing us to connect multiple switches together and independently ...
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The previous article introduced the VTP protocol, we examined how it can be used within a network, to help manage VLANs and ease the administrative over...
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Distance Vector routing protocols use frequent broadcasts (255.255.255.255 or FF:FF:FF:FF) of their entire routing table every 30 sec. on all their inte...
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This is the thrid article of our 6-part OSPF series (see below) that describes how OSPF routers perform neighbor relationship and adjacency. We’ll exami...
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Link State routing protocols do not view networks in terms of adjacent routers and hop counts, but they build a comprehensive view of the overall networ...
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This article explains how OSPF uses Link State Advertisement (LSA) to exchange information about the network topology between routers. When a router rec...