Tag Archives: redundancy
Stacking the Dell MXL Blade Switch
The Data Center Bridging (DCB) enabled Dell MXL blade switch provides a 1/10/40GbE upstream solution for the Dell PowerEdge M1000e chassis. It comes with two fixed 40 GbE ports but is scalable up to six 40GbE ports via 40GbE FlexIO … Continue reading
Posted in Dell, Labs, Network Architecture, Networking
Tagged blade switch, Dell, Dell FlexIO modules, Dell Force10 MXL, Dell Force10 MXL switch, Dell M1000e, Dell M1000e chassis, Dell M1000e FlexIO modules, Dell MXL, Dell MXL Blade Switch, Dell MXL stack, Dell PowerEdge M1000e, Dell PowerEdge M1000e chassis, Dell PowerEdge M1000e FlexIO modules, FlexIO modules, Force10 MXL, Force10 MXL switch, Force10 Stack, FTOS, M1000e chassis, M1000e FlexIO modules, MXL, MXL stack, PowerEdge M1000e chassis, redundancy, stack MXL, stack MXL switches, stacking MXL, stacking redundancy
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Multi-Area OSPF – Redundancy, Route Summarization, and LSA Filtering
In this lab, all routers except for R4 and R5 are Cisco 3725 routers [IOS 12.4(15)T10]. Routers R4 and R5 are Cisco 7200 routers [IOS 12.4(24)T]. Below is the network diagram for this lab.
Posted in Cisco, Labs, Networking, Protocols, Technology
Tagged ABR, Area Border Router, Cisco, Cisco 3725, Cisco 3725 router, Cisco 7200, Cisco 7200 router, Multi-Area OSPF, networking, Open Shortest Path First, OSPF, OSPF ABR, OSPF Area Border Router, OSPF redundancy, OSPF summary route, redundancy, summary route
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Single/Dual and Multihomed Connections
Network engineers will sometimes speak of connections to their ISP(s) in terms of single homed, dual homed, single multihomed, and dual multihomed. Here is a breakdown and clarification of what this terminology means: – Single Homed (1 link per ISP, … Continue reading
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