Search Results for: spanning tree

Networking: Spanning Tree Protocol Basics [Video]

This video covers some of the basics of how Spanning Tree Protocol (STP) works in a network. To learn more about Spanning Tree Protocol see some of my prior blogs on STP.

Posted in Networking, Protocols, Technology | Tagged , , , , | 1 Comment

Why the Overall User Experience Extends Beyond the Application

Solving problems is why I initially started my career as a software developer; the thought of solving a problem by directly developing/coding something that thousands of people would use was extremely appealing to me; there was also a lot of … Continue reading

Posted in Applications, Business, Network Architecture, Networking, Technology, Technology, Virtualization and Cloud Computing, VMware, VMware, VMworld 2017 | Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , | Leave a comment

EMEA DEF HOL Labs – Get Hands-on Experience with Dell Networking, Servers, and Storage

EMEA Dell Enterprise Forum (DEF) kicked off this week in Frankfurt, Germany. Great venue with tons of information and training for Dell customers and partners. Make sure to stop by the Hands-on labs in the Skyloft. I will be there … Continue reading

Posted in Dell, Dell Compellent, Dell Force10, EMEA Dell Enterprise Forum 2014, Fibre Channel, Networking, Storage, Tech Events, Technology | Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , | Leave a comment

Automating VLAN Configuration on Dell FTOS Switches via GVRP

GARP VLAN Registration Protocol (GVRP) is a standards-based protocol defined in the IEEE 802.1Q specification that provides for automatic VLAN configuration on switches. The Generic Attribute Registration Protocol (GARP) is used by switches supporting GVRP to register/de-register attribute values such … Continue reading

Posted in Dell, Dell Force10, Labs, Networking, Protocols, Technology, Troubleshooting | Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , | Leave a comment

LACP and Trunking Between Brocade FOS and Dell FTOS Switches

In this short lab I’ll demonstrate creating a LACP LAG and trunking between Brocade switches running FOS and Dell switches running FTOS. I utilize two Brocade 8000 switches [FOS 6.3], one Dell S60 switch [FTOS 8.3.3.8], and one Dell PowerEdge … Continue reading

Posted in Brocade, Dell, Dell Force10, Labs, Networking, Protocols, Technology | Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , | Leave a comment

Understanding Cisco Nexus 2000 Series Fabric Extenders

Cisco Nexus 2000 Series Fabric Extenders (FEX) behave and can be considered as remote line cards for Cisco Nexus switches. The fabric extender acts as an extension to the parent Cisco Nexus switch fabric; the fabric extender and the parent … Continue reading

Posted in Cisco, Labs, Network Architecture, Networking, Technology | Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , | 3 Comments

Connecting Dell PowerEdge M I/O Aggregator with Dell Force10 S4810 and Cisco Nexus 5548UP

The Dell PowerEdge M I//O Aggregator is a slick blade switch that plugs into the Dell PowerEdge M1000e chassis and requires barely any configuration/networking knowledge. Think of it as an advanced layer 2 switch that provides expandable uplink connectivity. The … Continue reading

Posted in Cisco, Dell, Dell Force10, Force10 Networks, Labs, Network Architecture, Networking, Technology | Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , | 2 Comments

Distributed Core Network Architecture

There is no doubt you have probably heard by now the importance of supporting ‘east-west’ traffic flow in large data center networks. So why is this and what does it mean? And when Gartner claims that 80 percent of data … Continue reading

Posted in Dell Force10, Force10 Networks, Hadoop, Network Architecture, Networking, Servers, Technology, Virtualization and Cloud Computing | Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , | 3 Comments

Dell Force10 – Layer 2 Multipathing via Virtual Link Trunking (VLT)

In this blog I use one Dell Force10 S50N [FTOS 8.4.2.7] and three Dell Force10 S4810 switches [FTOS 8.3.12.1] to demonstrate Dell Force10’s layer 2 mulipathing technology called Virtual Link Trunking (VLT). With VLT, you can create a LAG for … Continue reading

Posted in Dell Force10, Force10 Networks, Labs, Networking, Technology | Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , | 11 Comments

Configuring PVST+ on Cisco Switches

Per VLAN Spanning Tree Plus (PVST+) is a flavor of Spanning Tree Protocol (see prior blog, Default STP Behavior on Cisco Switches) which maintains a spanning tree instance for each VLAN in the network. This means certain VLAN trunks (using … Continue reading

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