Data Center Fabric Cookbook – jak ugotować coś unikalnego z dobrze znanych składników.pdf
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Do It Yourself !
DATA CENTER FABRIC COOKBOOK
DATA CENTER FABRIC COOKBOOK
How to prepare something new from well known ingredients
Emil GĢgała
WHAT DOES AN
IDEAL
FABRIC
LOOK LIKE?
LOOK LIKE?
2
Copyright © 2011 Juniper Networks, Inc. www.juniper.net
REQUIREMENTS - THE NETWORK FABRIC
Scalability and resilience
of a network
A Network Fabric has the….
1.
Any-to-any flat connectivity with fairness and full non-blocking
2.
Low latency and jitter
3.
No packet drops under congestion
4.
Linear cost and power scaling with the number of interfaces
5.
Support of virtual Layer 2 and Layer 3 networks and services
6.
Modular distributed implementation that is highly reliable and
scalable
Performance and simplicity of
a single switch
7.
Single logical device
3
Copyright © 2011 Juniper Networks, Inc. www.juniper.net
FABRIC OF SWITCHES OR …
DISTRIBUTED SWITCH FABRIC
Core Layer
Aggregation
Layer
Access Layer
4
Copyright © 2011 Juniper Networks, Inc. www.juniper.net
FABRIC OF SWITCHES OR …
DISTRIBUTED SWITCH FABRIC
One Network
Flat, any-to-any
connectivity
Switch
Fabric
5
Copyright © 2011 Juniper Networks, Inc. www.juniper.net
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