Tag Archives: Cisco

Redistribution of EIGRP and OSPF in a Hybrid Cisco/Dell Network

Check out my latest blog on networkpros.org where I demonstrate redistributing EIGRP routes into OSPF and redistributing OSPF routes into EIGRP in a mixed Cisco IOS and Dell FTOS environment. Of course only the Cisco switches are running EIGRP and … Continue reading

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Dell MXL/IOA with FC Flex IOM: Network and Infrastructure Convergence with NPIV Proxy Gateway

Very exciting news from Dell today as they announced the availability of the Dell FC Flex IOM module which transforms the Dell M1000e MXL/IOA blade switch into a NPIV Proxy Gateway (NPG). This allows the MXL/IOA to bridge between Ethernet … Continue reading

Posted in Dell, Dell Force10, Labs, Network Architecture, Networking, Protocols, Technology | Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , | 6 Comments

Cisco vPC with Dell S4810 at ToR

Cisco’s vPC technology is similar to Dell’s VLT; it enables an access/leaf switch or server to have single LAG connecting up to two separate switches. This allows for an non-blocking, multipathing scenario. You can read more about Dell’s VLT technology … Continue reading

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IT Certifications, Innovation, and Career Growth – Making the Right Decisions

I often get asked, “What certification should I get next?” There is no right way to answer this question without a deeper analysis of why a certification is being sought in the first place. I’ll focus specifically on IT certifications … Continue reading

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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

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Cisco Nexus 5548UP – Configuring the Management Interface

This is a relatively simple blog on configuring the Cisco Nexus 5548UP management interface. When Cisco moved away from IOS to NX-OS for the operating system on their new Nexus datacenter switches, some of the commands and syntax for even … Continue reading

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Buying a Converged/FCoE Switch?

I felt the urge to write this article after receiving several inquiries about buying used Cisco Nexus 5010 and Nexus 5020 switches because they are available on some third-party site at large discounts – at least compared to the new … Continue reading

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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

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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

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Multi-Area OSPF in a Mixed Cisco and Dell Force10 Environment

In this lab I use one Cisco 2621XM [IOS 12.4(2)T], one Cisco 2621 [IOS 12.3(18)], one Cisco 3660 [IOS 12.1(1)T], one Cisco 3640 [IOS 12.1(2)T], one Cisco 3550-24PWR-SMI [IOS 12.2(44)SE6], one Dell Force10 S60 [FTOS 8.3.3.7], and one Dell Force10 … Continue reading

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